January Weather in Ialysos, Greece

Last updated: August 21, 2025

In Ialysos, Greece, January brings a mild Mediterranean climate, with maximum temperatures reaching 19°C (66°F) and an average of 14°C (57°F). However, the month also presents a contrast with minimum temperatures dipping to 4°C (39°F), creating a cool atmosphere. Rainfall is notable, with 210 mm (8.3 in) occurring over approximately 15 days, contributing to the town's lush landscapes. Coupled with a high humidity of 83%, these weather conditions lend a unique charm to Ialysos in the heart of winter, making it an inviting destination for visitors seeking a blend of temperate days and refreshing coastal breezes.

January Temperature in Ialysos

In Ialysos, Greece, January marks the heart of winter with temperatures ranging from a chilly 4°C (39°F) at night to a mild 19°C (66°F) during the day, offering a refreshing change from the summer heat. The average temperature settles at around 14°C (57°F), providing a comfortable ambiance for those who enjoy cooler weather. As the month progresses into February, a slight increase in temperatures is observed, indicating an early transition towards the warmer months, with lows of 6°C (42°F) and highs consistent at 19°C (67°F). This gradual warming trend persists into March, maintaining an average of 15°C (59°F), setting the stage for the upcoming spring months. Overall, January serves as a mild prelude to the vibrant warmth that characterizes the Greek islands, making it an ideal time for visitors seeking to avoid the summer crowds while enjoying temperate weather.

January Weather in Ialysos: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Ialysos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ialysos, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec575859626873788178736761
Data source: Temperature data for Ialysos generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Ialysos

In Ialysos, Greece, January stands out as the wettest month of the year, with a substantial precipitation amount of 210 mm (8.3 inches) spread across approximately 15 rainy days. This early winter deluge marks a stark contrast to the drier months that follow, where rainfall sharply declines, plummeting to just 9 mm (0.4 inches) in May and tapering to a near-complete absence by summer. As winter yields to spring, February and March experience significantly lower precipitation, measuring 121 mm and 107 mm respectively. Notably, the precipitation is not only abundant at the start of the year but also tends to cluster, hinting at a seasonal pattern where January and December are particularly wet months, making them crucial for replenishing the region's water supply before the dry heat of summer sets in.

January Precipitation Trends in Ialysos

The chart displays monthly precipitation patterns in Ialysos, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Ialysos, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec210121107359420273169305
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Ialysos

In Ialysos, Greece, the humidity levels in January hover at a notable 83%, setting the stage for a winter characterized by dampness and a touch of chill. As the months progress into February and March, humidity slightly decreases, settling at 81% and 80%, respectively. However, as spring approaches in April, the atmosphere feel becomes more breathable with humidity dropping to 72%. The trend continues through the warmer months, where June and July present the most comfortable conditions, showcasing a significant decline to 66% and 52%, respectively. This decrease continues into the sweltering summer, peaking with the 43% humidity in August. A slight uptick occurs in September, then a gradual increase resumes heading into the autumn months, reaching 68% in October and climbing back up to a cozy 78% by November. The year concludes with December’s humidity rising again to 84%, echoing the wet start with which it began.

January Average Humidity in Ialysos

This chart illustrates the average monthly humidity levels in Ialysos, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Ialysos is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%80%72%73%66%52%43%49%68%78%84%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Ialysos

In January, Ialysos, Greece experiences a moderate UV Index of 3, suggesting a comfortable outdoor setting with a burn time of approximately 30 minutes for fair-skinned individuals. As the month turns into February, the UV Index rises to 5, yet the burn time remains the same, indicating a gradual shift towards more sun exposure. March sees a notable increase to 7, marking a transition into the high exposure category where the burn time decreases to 25 minutes. This upward trend continues through April and May, with the Index peaking at 10 in May, emphasizing the importance of sun protection as the summer approaches. By June, the Index hits 11, classified as extreme, reducing safe exposure to just 10 minutes. Even in the heated summer months of July and August, the Index stays high, while September offers some relief with a decrease back to 8. As the year winds down, October offers a high exposure of 7 before returning to moderate levels in November and December with a UV Index of 4 and 3, respectively. This seasonal fluctuation highlights the need for vigilance in sun protection, particularly in the sunnier months. For more detailed information, visit the Ialysos UV Index.

Maximum UV Index Levels in Ialysos for January

The chart shows the monthly maximum UV Index (UVI) for Ialysos in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Ialysos typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3578101110108743
Data source: Ialysos January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Ialysos

In Ialysos, Greece, January welcomes the year with an impressive 217 hours of sunshine, setting a promising tone for the months to follow. As we transition into February, the days gradually brighten, boasting 271 hours of golden rays. The trend continues, with March basking in 335 hours and April further elevating the sunshine count to 356 hours. The sun reaches its zenith in July, shining brilliantly for an impressive 420 hours. Though August sees a slight dip to 395 hours, the warmth remains comforting. As summer gives way to autumn, sunshine hours begin to recede, with September at 348 hours and October at 325 hours, yet still offering plenty of bright days. The year completes its cycle with November and December, featuring 277 and 269 hours, respectively, ensuring that even in the cooler months, the sun continues to grace Ialysos with its presence.

Monthly Sunshine Duration in Ialysos: January Highlighted

The January sunshine duration represents the total number of hours Ialysos experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec217h271h335h356h399h407h420h395h348h325h277h269h
Data source: Ialysos January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ialysos During January

In Ialysos, Greece, January brings a 40% chance of sunny weather, marking it as one of the cloudier months of the year. This trend gradually shifts as the seasons progress, with February seeing a significant increase to 71%, signaling the approach of spring and more sunny days ahead. By March and April, the sun becomes a more frequent visitor with chances hovering around 70% and 60%, respectively. As the warmth of summer beckons, the likelihood of clear skies skyrockets, culminating in a breathtaking 100% chance of sun in August. Therefore, while January may start your year with a modest sun exposure, the beautiful Greek island soon transforms into a sun-drenched paradise as the months roll on.

Percentage of Sunny Days in January in Ialysos

The chart illustrates the percentage of sunny days in Ialysos throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ialysos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec40%71%70%60%81%96%98%100%97%79%54%48%
Data source: Ialysos January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ialysos in January

In Ialysos, Greece, January marks the start of a gradual increase in daylight, with 9 hours illuminating the sky, a striking contrast to the longer days that follow. As the year progresses, daylight steadily extends, reaching 10 hours in February and 11 hours in March, hinting at the approaching spring. By April, the sun graces the region with 13 hours of light, peaking at 14 hours in both May and June. This abundance of daylight begins to wane in the summer's twilight, with days slightly shortening to 13 hours in August, and further diminishing throughout the fall to 11 hours in October, before returning to 10 hours in November and finally circling back to 9 hours in December. This rhythmic ebb and flow of sunlight not only enhances the beauty of Ialysos but also enriches the local lifestyle, offering a dynamic canvas for seasonal activities and celebrations.

Average Daylight Hours in Ialysos for January

The chart illustrates the variation in daylight duration in Ialysos throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 50m11h 58m13h 8m14h 6m14h 35m14h 20m13h 28m12h 22m11h 13m10h 13m9h 42m
Data source: Ialysos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Ialysos

In Ialysos, Greece, January greets residents and visitors with a lively average wind speed of 7.1 m/s (16 mph), making it one of the windiest months of the year, alongside December. This invigorating breeze carries through the winter months, slightly tapering off in February and March, which see a decrease to 6.7 m/s (15 mph) and 6.6 m/s (15 mph), respectively. As spring approaches, the winds remain relatively consistent, with April matching February at 6.7 m/s. A noticeable drop occurs in May, where the average wind speed dips to 5.9 m/s (13 mph), heralding the calming summer months ahead. However, the wind picks up again in June, reaching 7.2 m/s (16 mph), before easing into the more gentle breezes of July at 5.6 m/s (13 mph). As summer folds into autumn, speeds gradually decline to 4.8 m/s (11 mph) in October and further to 4.7 m/s (10 mph) in November. The cycle concludes with December mirroring January's brisk conditions, creating a dynamic and refreshing climate that shapes the character of Ialysos throughout the year.

Average January Wind Speed in Ialysos

The chart displays monthly wind speed patterns in Ialysos, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.1 m/s6.76.66.75.97.25.66.66.34.84.77.1
Data source: Ialysos January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Ialysos Compares to Other Months

Weather in Ialysos varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Ialysos, focusing on differences in temperature, rainfall, humidity, and UV levels.

January and February exhibit subtle differences in weather patterns. January experiences slightly cooler temperatures, with a minimum of 4°C (39°F) and an average of 14°C (57°F), while February sees a slight increase, starting at a minimum of 6°C (42°F) and averaging 15°C (58°F). Both months have similar maximums, reaching around 19°C (66-67°F). However, January is notably wetter, with 210 mm (8.3 in) of precipitation over 15 days, compared to February's 121 mm (4.7 in) and 12 days of rain. Humidity levels are also slightly higher in January at 83%, tapering to 81% in February. For more detailed insights, you can refer to Ialysos weather in February.

In January, the weather tends to be cooler, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F). This month also sees considerable rainfall, accumulating to 210 mm (8.3 in) over about 15 days, contributing to a high humidity level of 83%. In contrast, March experiences slightly warmer temperatures, with a minimum of 6°C (42°F) and a similar maximum of 19°C (67°F). Precipitation decreases significantly to 107 mm (4.2 in), occurring over 8 days, and humidity levels are slightly lower at 80%. Overall, March presents a milder and drier climate compared to January. For more detailed information, you can check out Ialysos weather in March.

In January, the weather is notably cooler, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F), averaging around 14°C (57°F). Additionally, January experiences significant rainfall, totaling 210 mm (8.3 in) over approximately 15 days, contributing to a high humidity level of 83%.

In contrast, April brings a marked shift towards milder conditions, as temperatures rise with a minimum of 10°C (50°F) and a maximum of 21°C (70°F), averaging 17°C (62°F). Precipitation decreases significantly to just 35 mm (1.4 in) across only 4 days, and humidity falls to a more comfortable 72%. For a detailed look at Ialysos weather in April, visit Ialysos weather in April.

In January, the weather is notably cooler, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F) and an average of 14°C (57°F). This month experiences considerable precipitation, averaging 210 mm (8.3 in) over 15 days, which contributes to a high humidity level of 83%. In contrast, May brings warmer temperatures, with minimums of 16°C (61°F), average highs of around 20°C (68°F), and peaks of 26°C (79°F). The rainfall in May is minimal, totaling just 9 mm (0.4 in) across only 2 days, and the humidity decreases to 73%. For more details, check out Ialysos weather in May.

In comparing the weather between January and June, it's evident that there is a significant shift from winter to summer. January features cooler temperatures, with a minimum of 4°C (39°F) and an average of 14°C (57°F), while June boasts much warmer conditions, seeing a minimum of 17°C (62°F) and averaging 23°C (73°F). Precipitation levels also differ greatly; January experiences 210 mm (8.3 in) over 15 days, creating a distinctly wet atmosphere, whereas June is considerably drier, with only 4 mm (0.2 in) of rain over just one day. Additionally, January's higher humidity of 83% contrasts with June's more comfortable 66%. For more details on June weather, you can check Ialysos weather in June.

January and July present a stark contrast in weather. In January, the temperatures are mild, ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F), accompanied by significant precipitation of 210 mm (8.3 in) over 15 days, resulting in high humidity at 83%. Conversely, July boasts much warmer temperatures, with a minimum of 21°C (69°F) and a maximum reaching 30°C (87°F). This month experiences minimal rainfall, averaging just 2 mm (0.1 in) and often seeing no rainy days, alongside a lower humidity level of 52%. For those looking to explore the warmth of summer, you can read more about it here: Ialysos weather in July.

January weather is characterized by cooler temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F), making it a much chillier month overall, with average temperatures around 14°C (57°F). Additionally, it experiences significant precipitation, with 210 mm (8.3 in) spread over 15 days and a high humidity level of 83%, adding to the cold and damp feeling.

In contrast, August brings a warm and dry atmosphere, with temperatures soaring from a minimum of 24°C (76°F) to a maximum of 32°C (90°F) and an average of 27°C (81°F). Remarkably, August sees no precipitation, with humidity dropping to a comfortable 43%, creating a perfect summery environment for outdoor activities. For more details, check Ialysos weather in August.

The weather in January is significantly cooler and wetter compared to September. In January, temperatures range from a chilly 4°C (39°F) at night to a mild 19°C (66°F) during the day, with an average temperature of 14°C (57°F). The month is also marked by high humidity at 83% and considerable rainfall, totaling 210 mm (8.3 in) over 15 days. In contrast, September boasts much warmer temperatures, with a minimum of 20°C (69°F) and a maximum of 29°C (84°F), averaging 26°C (78°F). This month is notably dry, with only 2 mm (0.1 in) of precipitation and no rainy days, accompanied by a more comfortable humidity level of 49%. For more details about the pleasant weather in September, visit Ialysos weather in September.

January and October present quite contrasting weather conditions. In January, temperatures range from a chilly minimum of 4°C (39°F) to a comfortable maximum of 19°C (66°F), with an average of 14°C (57°F). The month is characterized by significant precipitation, with 210 mm (8.3 in) falling over 15 days and humidity levels at a high 83%. In stark contrast, October boasts much warmer temperatures, with a minimum of 15°C (60°F) and a pleasant average of 23°C (73°F), peaking at 27°C (81°F). This month also experiences significantly less rainfall, totaling 73 mm (2.9 in) across only 5 days, and lower humidity at 68%. For more detailed insights, check out Ialysos weather in October.

When comparing the weather in January and November, notable differences emerge. January typically experiences cooler temperatures, with a minimum of 4°C (39°F), an average of 14°C (57°F), and a maximum of 19°C (66°F), while November enjoys a milder climate, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 24°C (75°F) and an average of 20°C (68°F). Additionally, January sees more precipitation, averaging 210 mm (8.3 in) over about 15 days, compared to November's 169 mm (6.7 in) across just 8 days. The humidity level is also higher in January at 83%, whereas November has a slightly lower humidity of 78%. For more specific information on Ialysos weather, check out Ialysos weather in November.

January and December present distinct weather characteristics. In January, temperatures dip slightly with a minimum of 4°C (39°F) and an average of 14°C (57°F), while December enjoys milder conditions with minimum temperatures around 10°C (50°F) and an average of 16°C (61°F). Precipitation is also higher in December, reaching 304 mm (12.0 in) over 17 days, compared to January's 210 mm (8.3 in) over 15 days. Both months exhibit high humidity, with January at 83% and December at 84%, maintaining a damp atmosphere throughout the season. For a detailed look at December weather conditions, you can visit Ialysos weather in December.

Compare Ialysos's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Ialysos

January in Ialysos presents a stark contrast to the warmer months, characterized by cooler temperatures and higher humidity levels. With average highs reaching only 14°C, the month is quite fresh, making it ideal for those who prefer milder weather. Precipitation is prevalent, with about 15 rainy days, significantly contributing to the 210 mm of rain that can fall throughout the month. While the lush landscapes benefit from this moisture, visitors should be prepared for the overcast skies typical of winter. In contrast to the dry, hot summers, January invites a serene, tranquil atmosphere perfect for exploring without the crowds. For a deeper insight into the climate, check out Ialysos Climate.