January Weather in Rethymno, Greece

Last updated: February 6, 2025

Experience the charming January weather of Rethymno, where temperatures waver between a cozy maximum of 21°C (70°F) and a refreshing minimum of -2°C (29°F). The average daytime warmth hovers around 10°C (50°F), providing an inviting atmosphere for winter wanderers. However, be prepared for occasional rainfall, as the month sees around 89 mm (3.5 in) of precipitation spread across approximately 15 days. With humidity levels at 71%, January in Rethymno evokes a unique blend of brisk freshness and mild Mediterranean allure, perfect for exploring this picturesque destination.

January Temperature in Rethymno

In Rethymno, Greece, January brings a refreshing chill, with temperatures ranging from a brisk -2°C (29°F) to a mild 21°C (70°F). The average temperature hovers around 10°C (50°F), showcasing a comfortable winter climate that invites exploration without the sweltering heat of summer. As the month progresses into February and March, temperatures gradually rise, reflecting a subtle shift toward spring with minimums around 2°C (37°F) and maximums peaking at 22°C (71°F). The early months of the year mark a transition, where the warmest days serve as a reminder of the sunny summer days to come, underscoring Rethymno's allure year-round.

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

The chart illustrates January temperature patterns in Rethymno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec505153586673777773666054
Data source: Temperature data for Rethymno 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 Rethymno

In Rethymno, Greece, January marks a notably wet month, with an average precipitation of 89 mm (3.5 in) falling over 15 days. This trend of significant rainfall is evident as the month transitions into February, which sees a slightly lower average of 86 mm (3.4 in) but with fewer rainy days—only 10. As winter wanes, March brings a more moderate 67 mm (2.6 in) of rain over just 9 days, indicating a gradual shift towards drier conditions. The trend continues into the spring months, revealing a clear decrease in both precipitation amount and rainy days, culminating in a mere 25 mm (1.0 in) in May and just 3 rainy days. This pattern of diminishing rainfall holds firm through the summer, with July and August featuring minimal rain, reaching a low of 3 mm (0.1 in) in August. Overall, January's substantial rainfall sets the stage for a transition to much drier and warmer weather, highlighting the seasonal shifts characteristic of Rethymno’s Mediterranean climate.

January Precipitation Trends in Rethymno

The chart displays monthly precipitation patterns in Rethymno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89866732251783254591115
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Rethymno

In Rethymno, Greece, January experiences a notable humidity level of 71%, setting the stage for a gradual increase as the year progresses. February sees a slight uptick to 72%, followed by March, which reaches 74%. As spring approaches, humidity levels climb more steeply, peaking at 84% in May. The summer months of June and July bring a slight decrease to 83% and 81%, respectively, but still maintain a high level of moisture in the air. As the season transitions to autumn, humidity levels gradually decline to 74% in September and hover around 71-73% from October through December, mirroring the year's start. Overall, Rethymno showcases a clear trend of rising humidity from winter through spring, leading to a warm, moist summer, before settling into a more moderate range as the year winds down.

January Average Humidity in Rethymno

This chart illustrates the average monthly humidity levels in Rethymno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec71%72%74%78%84%83%81%78%74%73%71%71%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Rethymno

In January, Rethymno experiences a moderate UV Index of 3, requiring about 30 minutes of unprotected sun exposure before the risk of burn increases. This marks a gradual transition towards higher UV levels, as the coming months see the index rise steadily, peaking in the summer months. By March, for instance, the UV Index escalates to 7, which is categorized as high, and by April, it jumps to a very high rating of 9, demanding significantly reduced exposure times of just 15 minutes. The trend continues through the summer with values reaching 11 in June, indicating an extreme risk. Notably, as the year progresses into fall and winter, the UV Index reverts to more moderate levels, returning to 3 by December. This cyclical pattern highlights the importance of sun protection, especially from spring through early autumn. To stay informed on UV exposure risks in Rethymno, visit Rethymno UV Index.

Maximum UV Index Levels in Rethymno for January

The chart shows the monthly maximum UV Index (UVI) for Rethymno 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: Rethymno 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 Rethymno

January brings 213 hours of sunshine to Rethymno, Greece, marking the start of a gradual climb into brighter days. As winter gives way to spring, sunshine hours increase significantly, peaking in July with 422 hours. The enchanting progression showcases a steady rise that begins in January and culminates in the summer months, creating the perfect backdrop for outdoor adventures and Mediterranean vibes. Even as summer slowly transitions into autumn, Rethymno retains a generous 395 hours of sunshine in August, ensuring that warm moments linger. However, the trend shifts again as the year draws to a close, with sunshine hours tapering off to 262 in December. This captivating cycle of light fosters an inviting atmosphere in Rethymno, making it a charming destination year-round.

Monthly Sunshine Duration in Rethymno: January Highlighted

The January sunshine duration represents the total number of hours Rethymno 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.
JanFebMarAprMayJunJulAugSepOctNovDec213h263h331h345h398h408h422h395h352h317h269h262h
Data source: Rethymno January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rethymno During January

In Rethymno, Greece, January experiences a modest 39% chance of sunny weather, setting a slightly gloomy tone at the start of the year. However, this percentage marks the beginning of a gradual incline as the months progress; February sees a significant increase to 60%, followed by March at 53% and April at 55%. As spring unfolds into summer, the likelihood of sunshine skyrockets, peaking in July and August with an impressive 96% and 98% respectively. The trend clearly illustrates a transition from the lower probabilities of winter months to the vibrant, sun-drenched days of summer, making Rethymno an alluring destination for sun-seekers in the warmer months.

Percentage of Sunny Days in January in Rethymno

The chart illustrates the percentage of sunny days in Rethymno 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 Rethymno experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%60%53%55%80%92%96%98%88%55%29%40%
Data source: Rethymno January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rethymno in January

In Rethymno, Greece, January marks the beginning of a gradual increase in daylight, offering 10 hours of sunshine that sets the stage for the year ahead. As the months progress, February maintains this trend with an equal length of daylight, but by March, the days start to grow noticeably longer, reaching 11 hours. This upward trajectory continues through April and May, where daylight extends to 13 and 14 hours respectively, providing ample time to enjoy the region's stunning landscapes and vibrant culture. The longest days are found in the summer months of June, July, and August, where daylight remains consistent at 14 hours—ideal for outdoor adventures and seaside relaxation. As autumn approaches, daylight gradually declines, with September, October, and November witnessing a subtle but steady loss of hours, ultimately concluding the year in December with just 9 hours of daylight. This natural cycle highlights Rethymno's captivating seasonal rhythm, inviting visitors to embrace the unique charm of each month.

Average Daylight Hours in Rethymno for January

The chart illustrates the variation in daylight duration in Rethymno throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 3m10h 53m11h 58m13h 5m14h 1m14h 29m14h 14m13h 25m12h 21m11h 15m10h 17m9h 47m
Data source: Rethymno daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Rethymno

In January, the average wind speed in Rethymno, Greece, is a gentle 2.5 m/s (6 mph), setting a tranquil tone for the start of the year. As winter unfolds into spring, wind speeds gradually rise, peaking at 2.8 m/s (6 mph) in March before slightly shifting downwards to 2.6 m/s (6 mph) in April. The onset of summer sees a notable increase in wind activity, particularly in July, when speeds reach 2.9 m/s (6 mph), perfect for invigorating seaside breezes. Throughout the summer, however, there’s a gradual decline, with August and September reverting to 2.6 m/s (6 mph) and 2.5 m/s (6 mph), respectively. As the year winds down, October to December experiences another slight ebb in wind speeds, with averages ranging from 2.4 m/s (5 mph) to 2.7 m/s (6 mph). This rhythmic fluctuation reflects the mild yet dynamic climate of Rethymno, where the winds offer a refreshing embrace all year round.

Average January Wind Speed in Rethymno

The chart displays monthly wind speed patterns in Rethymno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.5 m/s2.62.82.62.11.92.92.62.52.42.12.7
Data source: Rethymno January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Rethymno Compares to Other Months

The weather in Rethymno 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 Rethymno and find detailed weather information for every month.

In January, the weather is quite cool, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 21°C (70°F), and an average temperature of 10°C (50°F). The month sees around 89 mm (3.5 in) of precipitation over 15 days, along with a humidity level of 71%. In contrast, February brings slightly milder conditions, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 19°C (66°F), averaging 11°C (52°F). Precipitation decreases slightly to 86 mm (3.4 in) over 10 days, with humidity remaining similar at 72%. For more detailed insights, check out Rethymno weather in February.

In January, temperatures in Rethymno typically range from a minimum of -2°C (29°F) to a maximum of 21°C (70°F), with an average temperature of 10°C (50°F). This month sees about 89 mm (3.5 in) of precipitation spread over 15 days, resulting in a humidity level of 71%. By contrast, March brings slightly warmer temperatures, with lows around 2°C (36°F) and highs reaching 22°C (71°F), averaging 12°C (53°F). Precipitation decreases to 67 mm (2.6 in) over just 9 days, while humidity rises slightly to 74%. For a detailed look at the weather in March, check out Rethymno weather in March.

January and April in Rethymno exhibit notable differences in weather patterns. In January, temperatures range from a chilly -2°C (29°F) at their minimum to a mild 21°C (70°F) at their maximum, with an average of 10°C (50°F). This month experiences significant precipitation, totaling 89 mm (3.5 in) over 15 days, and a humidity level of 71%. In contrast, April brings a warmer climate, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 26°C (79°F), averaging 15°C (58°F). Precipitation drops significantly to 32 mm (1.3 in) over just 5 days, albeit with increased humidity at 78%. For more information on what to expect during this month, check out Rethymno weather in April.

January weather tends to be quite chilly, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 21°C (70°F) and an average of 10°C (50°F). It also sees more precipitation, averaging 89 mm (3.5 in) over approximately 15 days, which contributes to the relatively high humidity level of 71%.

In contrast, May ushers in significantly warmer temperatures, with a minimum of 10°C (51°F), an average of 19°C (67°F), and a peak reaching up to 35°C (94°F). The month is considerably drier, with only 25 mm (1.0 in) of precipitation falling over just 3 days, leading to an increase in humidity at 84%.

For more information on the delightful weather in May, you can check out Rethymno weather in May.

In January, the weather is much cooler, with temperatures ranging from a chilly -2°C (29°F) at night to a comfortable 21°C (70°F) during the day, coupled with relatively high humidity at 71%. Precipitation is quite frequent, with an average of 89 mm (3.5 in) falling over about 15 days, making it one of the wetter months. In contrast, June brings significantly warmer conditions, boasting minimum temperatures of 13°C (56°F) and reaching a maximum of 31°C (89°F). This month experiences much less rain, with only 17 mm (0.7 in) over just three days, alongside a higher humidity level of 83%. For those looking to understand more about weather specifics in June, check out Rethymno weather in June.

In January, the weather is characterized by cooler temperatures, with a minimum of -2°C (29°F) and an average of 10°C (50°F), reaching a maximum of 21°C (70°F). This month experiences significant precipitation, with 89 mm (3.5 in) spread over 15 days and a humidity level of 71%. In stark contrast, July boasts much warmer temperatures, ranging from a minimum of 18°C (65°F) to an average of 25°C (78°F), with highs reaching up to 34°C (94°F). July is notably drier, with only 8 mm (0.3 in) of rainfall in just 1 day and a slightly higher humidity of 81%. For more insights on the weather during this summer month, check out Rethymno weather in July.

In January, the weather is cool to mild, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 21°C (70°F). This month experiences considerable precipitation, totaling 89 mm (3.5 inches) over approximately 15 days, and a humidity level of 71% adds to the chill in the air. In contrast, August brings warm to hot conditions, characterized by a much higher average temperature of 25°C (78°F), and a maximum that can reach up to 34°C (93°F). Precipitation is minimal during this month, with only 3 mm (0.1 inches) recorded over just one day, while humidity rises slightly to 78%. For more details on the August weather, you can check Rethymno weather in August.

In January, the weather is significantly cooler, with temperatures ranging from a chilly minimum of -2°C (29°F) to a mild maximum of 21°C (70°F) and an average of 10°C (50°F). The month sees about 89 mm (3.5 in) of precipitation over approximately 15 days, resulting in a humidity level of 71%. In contrast, September experiences much warmer conditions, with minimum temperatures of 16°C (61°F) and a pleasant average of 23°C (74°F), peaking at a maximum of 31°C (88°F). Rainfall is minimal in September, totaling only 25 mm (1.0 in) over about 3 days, while humidity rises slightly to 74%. For more details, check out Rethymno weather in September.

In January, temperatures in Rethymno can range from a chilly -2°C (29°F) at night to a mild 21°C (70°F) during the day, with an average of about 10°C (50°F). The month also sees around 89 mm (3.5 in) of precipitation spread over approximately 15 days, resulting in a relatively humid atmosphere at 71%. In contrast, October offers a much warmer climate, with nighttime lows around 11°C (53°F) and daytime highs peaking at 31°C (89°F), maintaining an average of 19°C (67°F). Precipitation is lighter, totaling about 45 mm (1.8 in) over just 8 days, and humidity remains slightly higher at 73%. For those interested in the specifics of October weather, you can find more detailed information here: Rethymno weather in October.

January and November present contrasting yet similar weather patterns. In January, temperatures range from a chilly minimum of -2°C (29°F) to a maximum of 21°C (70°F), with an average of around 10°C (50°F). The month experiences approximately 89 mm (3.5 in) of precipitation over 15 days, maintaining a humidity level of 71%. In contrast, November offers milder temperatures, starting at a minimum of 8°C (47°F) and peaking at 25°C (77°F), with an average temperature of 16°C (61°F). Precipitation in November is slightly higher at 90 mm (3.6 in) but occurs over fewer days (12), while humidity remains consistent at 71%. For more detailed insights, visit Rethymno weather in November.

When comparing the weather in January and December, January tends to be slightly cooler overall, with average temperatures ranging from a minimum of -2°C (29°F) to a maximum of 21°C (70°F), while December sees higher temperatures, with a minimum of 4°C (40°F) and a maximum of 19°C (66°F). Precipitation is more abundant in December, totaling 115 mm (4.5 in) over 15 days compared to January's 89 mm (3.5 in) during the same number of days. Interestingly, the humidity levels remain consistent at 71% for both months, adding to the overall winter ambiance. For more detailed insights, you can visit Rethymno weather in December.

Compare Rethymno's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Rethymno

January in Rethymno showcases a unique blend of chilly mornings and mild afternoons, where temperatures swing from crisp lows to pleasantly warm highs. The month is marked by notable precipitation, with rain falling on about half the days, lending a fresh vibrancy to the island. Humidity levels remain elevated, contributing to the season’s distinct chill. Compared to other months, January is a time of transition—while summer's heat is a distant memory, the winter sun offers a refreshing escape from the cold. For more insights on Rethymno's climate patterns, explore Rethymno Climate.