January Weather in Poros, Greece

Last updated: February 6, 2025

January in Poros is characterized by mild temperatures and a notable level of humidity, with an average reaching 12°C (54°F) and maximum highs of 19°C (66°F). However, chilly drops to a minimum of 3°C (38°F) remind visitors that winter is still in the air. This month's weather also brings significant precipitation, totaling 179 mm (7.1 in) over approximately 14 days, creating a lush, lush environment. With an humidity level of 84%, the coastal charm of Poros continues to enchant despite the frequent rains, making January a unique time to experience this picturesque island.

January Temperature in Poros

In January, Poros, Greece, experiences a refreshing blend of winter and mildness, with temperatures ranging from a cool 3°C (38°F) at night to a pleasant 19°C (66°F) during the day. The average temperature stands at a comfortable 12°C (54°F), creating an inviting atmosphere for those seeking a serene getaway. As the month progresses, a gradual warming trend hints at the approaching spring, with February temperatures shifting slightly higher, showcasing a minimum of 4°C (40°F) and a maximum of 17°C (63°F). This notable increase lays the groundwork for the blossoming charm of Poros, which continues into the following months, leading into even milder conditions as April and May usher in much warmer temperatures. Thus, January serves as a transitional month, balancing the crispness of winter with the forthcoming warmth, making it an ideal time for visitors to experience the island's tranquil beauty.

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

The chart illustrates January temperature patterns in Poros, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545556596571767975696458
Data source: Temperature data for Poros 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 Poros

In January, Poros, Greece experiences a significant amount of rainfall, with 179 mm (7.1 in) spread over approximately 14 days. This heavy precipitation marks the peak of the winter season, creating a stark contrast to the drier months that follow. As winter transitions into spring, precipitation begins to taper off; February sees a drop to 96 mm (3.8 in), and by March, the total decreases further to 63 mm (2.5 in). This trend showcases the clear seasonal shift, leading to a pronounced dry spell by May, where only 16 mm (0.6 in) is recorded over just three days. The pattern reveals Poros’s wet winter months, paving the way for a notably arid summer, particularly in July and August, where rainfall is minimal. As the year progresses, precipitation gradually climbs again into the autumn, culminating in November's substantial 225 mm (8.8 in), before the cycle begins anew.

January Precipitation Trends in Poros

The chart displays monthly precipitation patterns in Poros, 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.
JanFebMarAprMayJunJulAugSepOctNovDec179966331162313549121225204
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Poros

In January, Poros, Greece experiences a high level of humidity at 84%, setting the stage for a damp and cool winter atmosphere. As the months progress into February and March, humidity begins to taper off, dropping to 78% and then to 75%, signaling the slow transition into spring. By April, the humidity reaches a moderate 70%, making way for drier conditions as summer approaches. The trend continues, with May seeing a slight rise to 72%, but it remains visibly lower compared to the winter months. June ushers in a marked decline, with humidity dropping to 60%, while July and August reach their driest points at 56% and 47%, respectively. As autumn returns in September, humidity levels rebound slightly to 56%, though they remain comfortable. A gradual increase is observed again in October at 70%, but the cooler months of November and December bring back the humidity, settling at 80% and 83%. Overall, January’s humidity sets a high baseline, demonstrating a clear seasonal fluctuation, with notable dips during the height of summer and a resurgence as winter approaches.

January Average Humidity in Poros

This chart illustrates the average monthly humidity levels in Poros, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%76%70%72%60%56%47%56%70%80%83%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Poros

In January, Poros, Greece, experiences a UV Index of 3, indicating a moderate level of UV exposure with a burn time of 30 minutes. This trend of moderate UV levels continues into February with a slight increase to 4, still allowing for 30 minutes of sun before the risk of burning increases. As spring approaches, March sees a significant shift with the UV Index rising to 6, entering the high exposure category, which reduces burn time to 25 minutes. The sun's intensity escalates dramatically by April as the index reaches 8, marking the start of very high exposure, necessitating cautious sunbathing with an even shorter burn time of just 15 minutes. This pattern persists through the summer months of May, June, July, and August, where the index peaks at 10, maintaining the very high risk category and requiring vigilant sun protection. The fall brings a gradual decline in UV levels, with September witnessing a decrease to 8, followed by 6 in October and returning to 4 by November. As the year wraps up, December sees the UV Index drop back to 3, closing the year with the same moderate exposure it began with. For further details on Poros's UV Index, visit Poros UV Index.

Maximum UV Index Levels in Poros for January

The chart shows the monthly maximum UV Index (UVI) for Poros 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.
JanFebMarAprMayJunJulAugSepOctNovDec346891010108643
Data source: Poros 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 Poros

In January, Poros, Greece, basks in a gentle 209 hours of sunshine, laying the groundwork for a gradual increase in daylight as the year unfolds. As February approaches, the sun's warm embrace grows, yielding 262 hours of cheerful rays. By March, the island receives 334 hours of light, heralding the arrival of spring and inviting both locals and travelers to savor its beauty. The sunny momentum continues into April with 349 hours, while May shines even brighter, boasting 400 hours of golden sunshine. This peak light season reaches its zenith in July, where residents and visitors revel in an impressive 422 hours. Although the summer sun begins to wane in August at 395 hours, and then gradually lessens through the autumn months, Poros still offers a generous amount of daylight well into October. As winter sets in, November and December provide a cozy 267 and 250 hours respectively, ensuring that even the colder months have a touch of warmth, making Poros a charming destination year-round.

Monthly Sunshine Duration in Poros: January Highlighted

The January sunshine duration represents the total number of hours Poros 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.
JanFebMarAprMayJunJulAugSepOctNovDec209h262h334h349h400h410h422h395h347h314h267h250h
Data source: Poros January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Poros During January

In Poros, Greece, January sees a modest chance of sunny weather at 34%, marking it as one of the cooler and cloudier months. This trend shifts dramatically as the year progresses; by February, the likelihood of clear skies nearly doubles to 64%, and it continues to rise through the spring. As summer approaches, the chances of sunshine soar, peaking at an impressive 97% in July. This pattern signifies that while January offers limited sun, the following months offer brighter prospects, inviting visitors to bask in the warm glow of the Mediterranean sun.

Percentage of Sunny Days in January in Poros

The chart illustrates the percentage of sunny days in Poros 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 Poros experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%64%59%57%69%86%97%95%74%54%34%53%
Data source: Poros January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Poros in January

In January, Poros, Greece, enjoys about 9 hours of daylight, marking the start of a gradual increase as the year progresses. By February, daylight extends to 10 hours, heralding the approach of spring. This trend continues into March with 11 hours, and by April, the days become noticeably longer at 13 hours, infusing the island with vibrant energy. The peak of summer manifests in May, where daylight reaches 14 hours, a duration that remains steady through June and July. As the year transitions into late summer and early autumn, daylight begins to taper off, falling to 13 hours in August and gradually decreasing to 12 hours in September. The decline continues, marking October with 11 hours and November with 10 hours before returning to 9 hours in December. This rhythmic pattern of daylight not only highlights the seasonal changes but also enhances the rich experiences awaiting visitors throughout the year in picturesque Poros.

Average Daylight Hours in Poros for January

The chart illustrates the variation in daylight duration in Poros throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 50m10h 46m11h 58m13h 12m14h 14m14h 45m14h 29m13h 34m12h 23m11h 9m10h 5m9h 32m
Data source: Poros daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Poros

In January, the wind in Poros, Greece reaches an invigorating average speed of 8.6 m/s (19 mph), setting a brisk tone for the start of the year. This relatively high wind speed stands in stark contrast to the calmer months that follow, with February witnessing a drop to 5.6 m/s (13 mph). As the seasons transition, the wind continues to ease, hitting its lowest point during the summer months of June and August, where gusts diminish to around 4.1 m/s (9 mph) and 4.4 m/s (10 mph), respectively. However, a gradual increase resumes in the fall, reaching 6.3 m/s (14 mph) in October before peaking again in November at 6.8 m/s (15 mph). This trend reflects a distinct seasonal pattern in Poros, where the new year greets visitors with lively winds, only to calm in the summer warmth, before returning to a refreshing breeze in the autumn months.

Average January Wind Speed in Poros

The chart displays monthly wind speed patterns in Poros, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8.6 m/s5.65.25.55.14.14.74.44.46.36.87.1
Data source: Poros January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Poros Compares to Other Months

The weather in Poros changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Poros and find detailed weather information for every month.

January and February exhibit notable differences in weather patterns. In January, temperatures range from a minimum of 3°C (38°F) to a maximum of 19°C (66°F), with an average of 12°C (54°F). The month is characterized by high precipitation levels, totaling 179 mm (7.1 in) across approximately 14 days and a humidity level of 84%. In contrast, February sees a slight increase in minimum temperature, averaging 4°C (40°F) while the average temperature rises to 13°C (55°F) and the maximum drops to 17°C (63°F). February also experiences significantly less rainfall, with 96 mm (3.8 in) spread over around 10 days, and humidity decreases to 78%. For a closer look at the weather specifics in February, you can visit Poros weather in February.

January and March present notable differences in weather patterns. January typically experiences cooler temperatures, with a minimum of 3°C (38°F) and an average of 12°C (54°F), while March sees slightly warmer conditions, with minimums at 6°C (44°F) and an average of 13°C (56°F). Precipitation is more significant in January, with a total of 179 mm (7.1 in) over 14 days, compared to March, which has only 63 mm (2.5 in) across 10 days. Additionally, January's higher humidity level at 84% contrasts with March's lower humidity of 75%. For more detailed insights into the weather during March, you can check Poros weather in March.

January and April exhibit significantly different weather patterns. In January, temperatures range from a minimum of 3°C (38°F) to a maximum of 19°C (66°F), with an average of 12°C (54°F). This month is notably wetter, receiving 179 mm (7.1 in) of precipitation over 14 days, and the humidity is quite high at 84%. In contrast, April brings milder temperatures, with a minimum of 11°C (52°F) and a maximum of 23°C (74°F), averaging 15°C (60°F). Precipitation drops dramatically to just 31 mm (1.2 in), occurring over only 5 days, and humidity decreases to 70%. For more specific information regarding April weather, check out Poros weather in April.

In January, the weather is cool, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 19°C (66°F), averaging around 12°C (54°F). The month is characterized by high humidity at 84% and considerable precipitation, totaling 179 mm (7.1 in) over 14 days. In contrast, May brings warmer conditions with a minimum temperature of 13°C (55°F) and highs reaching up to 24°C (75°F), averaging 18°C (65°F). The month is considerably drier, with only 16 mm (0.6 in) of precipitation across just 3 days and lower humidity at 72%. For a more detailed look at the pleasant May weather, visit Poros weather in May.

January and June present strikingly different weather conditions. In January, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant maximum of 19°C (66°F), with an average of 12°C (54°F). This month is relatively wet, experiencing 179 mm (7.1 in) of precipitation over 14 days, coupled with high humidity at 84%. In contrast, June boasts much warmer temperatures, with a minimum of 16°C (62°F) and a maximum reaching 27°C (82°F), averaging 22°C (71°F). The month is significantly drier, receiving only 23 mm (0.9 in) of precipitation over just 2 days and featuring lower humidity at 60%. For a closer look at the June weather, visit Poros weather in June.

January and July present strikingly different weather patterns. In January, temperatures range from a minimum of 3°C (38°F) to a comfortable average of 12°C (54°F), reaching a maximum of 19°C (66°F). The month is characterized by high humidity at 84% and significant precipitation, with 179 mm (7.1 in) spread over 14 days. Conversely, July offers much warmer temperatures, starting at a minimum of 20°C (68°F) and peaking at an average of 24°C (76°F), with maximum temperatures reaching 28°C (83°F). Rainfall is minimal in July, with only 13 mm (0.5 in) expected over just 1 day and a more comfortable humidity level at 56%. For a detailed look at July weather, check out Poros weather in July.

January and August present strikingly different weather conditions. In January, temperatures range from a chilly 3°C (38°F) at night to a mild 19°C (66°F) during the day, with an average of 12°C (54°F). This month is quite wet, receiving 179 mm (7.1 in) of precipitation over 14 days, resulting in high humidity levels of 84%. In contrast, August boasts significantly warmer temperatures, with minimums around 23°C (73°F) and daily highs peaking at 30°C (85°F), averaging a comfortable 26°C (79°F). Precipitation drops dramatically to just 5 mm (0.2 in) over the course of one day, and humidity plummets to 47%. For more detailed insights into the summer climate, you can check Poros weather in August.

In January, temperatures are noticeably cooler, with average highs around 12°C (54°F) and often dipping to 3°C (38°F) at night. This month is characterized by higher precipitation, totaling 179 mm (7.1 in) over approximately 14 days, and a humidity level of 84%, creating a damp and chilly atmosphere. In contrast, September offers a more temperate feel, with minimum temperatures around 18°C (64°F) and average highs reaching 24°C (76°F), peaking at 28°C (82°F). The month sees significantly less rainfall, with only 49 mm (1.9 in) spread over about 4 days and a lower humidity of 56%, making it a much drier and warmer time of year. For more detailed insights on September weather, check out this link: Poros weather in September.

In comparing the weather between January and October, January presents a much cooler climate with average temperatures ranging from 3°C (38°F) to 19°C (66°F) and a high humidity of 84%. It also experiences significant rainfall, with 179 mm (7.1 in) spread across 14 days. In contrast, October enjoys milder conditions, with temperatures ranging from 15°C (59°F) to a maximum of 26°C (79°F) and a lower humidity of 70%. Additionally, October sees less precipitation, totaling 121 mm (4.8 in) over just 8 days. For a more detailed look at October weather, you can check Poros weather in October.

In January, the weather tends to be cooler, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 19°C (66°F), and an average of 12°C (54°F). This month experiences significant rainfall, with 179 mm (7.1 in) over approximately 14 days and an average humidity of 84%. In contrast, November brings milder temperatures, with a minimum of 12°C (53°F) and a maximum of 23°C (73°F), averaging around 18°C (64°F). While November is slightly wetter with 225 mm (8.8 in) of precipitation across the same number of rainy days, the humidity is a bit lower at 80%. For more details on November weather, you can check Poros weather in November.

In January, the weather is generally cooler than in December, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 19°C (66°F), compared to December’s milder range of 8°C (46°F) to 19°C (67°F). January also experiences slightly more precipitation, totaling 179 mm (7.1 in) over about 14 days, while December has 204 mm (8.0 in) spread across 16 days. Humidity levels remain relatively consistent, with January at 84% and December at 83%. For a more detailed look at weather conditions during this month, you can refer to Poros weather in December.

Compare Poros's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Poros

As winter grips Poros, January stands out with its cooler temperatures and higher humidity, creating a unique experience compared to the warmer months. With the average temperature hovering around 12°C (54°F) and frequent rainfall totaling 179 mm, this month is marked by a wet ambiance that contrasts sharply with the sun-soaked days of summer. Although the chilly breeze may deter some, the lush, green landscape and fewer crowds offer a different kind of serenity. For those looking to explore the island's natural beauty in a quieter setting, January presents a unique opportunity. For a more detailed understanding of Poros' weather patterns throughout the year, visit Poros Climate.