Last updated: August 21, 2025
January in Marathonas, Greece offers a captivating blend of cool temperatures and atmospheric charm. With a maximum temperature reaching 23°C (73°F) and an average of 8°C (48°F), the weather presents a refreshing respite compared to the warmer months. Expect some chilly nights as temperatures can dip to a minimum of -5°C (23°F). The region experiences 75 mm (2.9 in) of precipitation over approximately 10 days, creating a lush landscape amid the winter season. Coupled with a high humidity level of 82%, January in Marathonas is a time of serene beauty, perfect for those who appreciate the subtlety of winter in this historical locale.
In January, Marathonas, Greece experiences a wide range of temperatures, with a minimum dipping as low as -5°C (23°F) and a maximum reaching 23°C (73°F). The average temperature during this month hovers around 8°C (48°F), indicating the potential for chilly days. As the month transitions into February, temperatures begin to rise slightly, with minimums starting at 0°C (33°F), while the average temperature increases to 10°C (51°F), culminating in comfortable highs of 21°C (70°F) by the end of the month. This gradual warming trend continues into March, with average temperatures reaching 12°C (54°F), and peaks soaring to 24°C (76°F). These early months signal the end of winter, laying the groundwork for the warmer days ahead, where highs can soar into the upper 30s and even 40s during the summer months. Overall, January serves as a chilly kickoff to the year in Marathonas, setting the stage for the warming journey toward spring.
January in Marathonas, Greece, marks the peak of the winter season, bringing with it an average precipitation of 75 mm (2.9 in) over 10 days. This month typically experiences more rainfall than the subsequent months, with February showing a slight decline to 69 mm (2.7 in), indicating a gradual transition towards drier conditions as spring approaches. By March, the precipitation further decreases to 57 mm (2.2 in), and the number of rainy days dips to 7. As the year progresses into the warmer months, a noticeable trend emerges: both precipitation amounts and rainy days diminish significantly, with July and August experiencing only 19 mm (0.8 in) and 9 mm (0.3 in) respectively. The pattern of decreasing rainfall continues into the fall, underscoring Marathonas' distinct seasonal variations and setting the stage for a sunnier outlook.
In January, Marathonas, Greece, experiences an average humidity of 82%, marking the peak of a moist start to the year. This high humidity gradually decreases as February arrives, dipping to 78%, and continues to decline through March and April with readings of 76% and 70%, respectively. As the warmer months approach, the humidity drops to its lowest in July at 57%, providing a refreshing contrast to the earlier winter months. This trend of decreasing humidity carries through to August, before beginning to rise again in autumn, with October at 73% and gradually climbing back to 81% by December. Overall, Marathonas showcases a clear pattern of high humidity in the winter months, transitioning to drier and more comfortable conditions in the summer, only to return to a more humid climate as the year comes full circle.
In January, Marathonas, Greece experiences a moderate UV Index of 3, allowing for a comfortable outdoor experience with a burn time of 30 minutes. As the months progress into February and March, the index climbs to 4 and 6, respectively, reflecting a gradual increase in sun intensity, though still categorized as moderate to high. This trend shifts dramatically in April, where the UV Index escalates to 8, indicating very high exposure and a significant reduction in safe time under the sun to just 15 minutes. Peak intensity occurs during the summer months of May through August, consistently reaching a UV Index of 10, necessitating caution as the burn time remains rapid at 15 minutes. As autumn arrives in September through November, there’s a slight easing, with the index dropping back to 8 in September and returning to 4 in November, suggesting an ideal time for enjoying the sun while still being mindful of exposure. With December revisiting the moderate index of 3, the cycle rounds off, highlighting the importance of staying informed about the Marathonas UV Index year-round.
UV Risk Categories
In Marathonas, Greece, January greets visitors with a modest 192 hours of sunshine, setting the stage for a gradual increase in brightness as the months unfold. By February, the days start to lengthen, bringing 248 hours of sunlight, a clear signal that spring is just around the corner. March blossoms with 326 hours, leading into April’s 344 hours, where the region truly begins to bask in warmth. As summer approaches, sunshine peaks in July with 426 hours, making it the sunniest month of the year. However, as the season transitions toward autumn, the hours dip, with September still holding onto 346 hours before settling into the cooler months of October through December, where days shrink back to 244 hours of sunlight. This rhythmic dance of daylight throughout the year culminates in a vibrant tapestry of changing seasons, inviting sun-seekers to revel in the sunny charm of Marathonas.
In Marathonas, Greece, January offers a 42% chance of sunny weather, which is relatively modest compared to the clearer skies seen in the following months. As winter transitions into spring, the likelihood of sun rises significantly, peaking at an impressive 94% in July and 93% in August. This trend indicates that while January may be cloudy and cooler, the sun-drenched days of summer are just around the corner. The steady increase from January through May showcases a gradual move away from the gloom of winter, making early months a great time for visitors seeking milder weather before the summer crowds arrive.
In Marathonas, Greece, the journey through the year brings a captivating shift in daylight hours, with January ushering in about 9 hours of daylight. As winter gives way to spring, the days gradually lengthen, reaching 11 hours by March and expanding to a delightful 14 hours by the time May rolls around, allowing for more sunlit exploration. This trend peaks in the summer months of June through July, where daylight remains consistent at 14 hours, perfect for enjoying the Mediterranean sunshine. As autumn approaches, however, the daylight starts to recede, dropping back to 10 hours in November and returning to 9 hours in December, creating a rhythmic cycle of light that beautifully marks the changing seasons in this historic locale.
In January, Marathonas, Greece, embraces the new year with a gentle average wind speed of 3.3 m/s (7 mph), a trend that remains consistent into February. However, as spring approaches, the winds begin to soften slightly, reaching their yearly low in June at 2.2 m/s (5 mph). The summer months see a subtle resurgence, particularly in July and September, when gusts pick up to 3.4 m/s (8 mph) and 3.5 m/s (8 mph) respectively, infusing the coastal atmosphere with a refreshing breeze. As autumn arrives, wind speeds stabilize, concluding the year with a peak in December at 3.6 m/s (8 mph). Overall, the winds in Marathonas exhibit a gentle ebb and flow, reflecting the region's mild climate and inviting outdoor experiences year-round.
Weather in Marathonas varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Marathonas, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit notable differences in weather conditions. January is generally colder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 23°C (73°F) and an average of 8°C (48°F). This month experiences about 75 mm (2.9 in) of precipitation over ten days, accompanied by high humidity levels at 82%. In contrast, February sees a milder climate, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 21°C (70°F) and an average of 10°C (51°F). Precipitation decreases slightly to 69 mm (2.7 in) over nine days, and humidity drops to 78%. For more details on February weather, you can visit Marathonas weather in February.
Comparing the weather between January and March reveals some notable differences. In January, temperatures can drop as low as -5°C (23°F), with an average of 8°C (48°F) and a maximum reaching 23°C (73°F). The month tends to be cooler and more humid, with an average humidity of 82% and 75 mm (2.9 in) of precipitation over about 10 days.
In contrast, March sees a milder climate, with minimum temperatures of 0°C (31°F) and an average of 12°C (54°F), peaking at 24°C (76°F). This month is drier, featuring 57 mm (2.2 in) of precipitation spread over only 7 days and a slightly lower humidity of 76%.
For more detailed insights on March weather, you can check this link: Marathonas weather in March.
In January, the weather features colder temperatures, with a minimum of -5°C (23°F) and an average of 8°C (48°F), reaching a maximum of 23°C (73°F). This month experiences more precipitation, totaling 75 mm (2.9 in) over about 10 days, accompanied by higher humidity levels at 82%. In contrast, April brings a significant shift with milder temperatures; the minimum is 3°C (38°F) and the average rises to 15°C (59°F), peaking at 28°C (83°F). Precipitation decreases to 52 mm (2.0 in), occurring over just 6 days, and humidity levels drop to 70%. For more detailed information, you can check Marathonas weather in April.
In January, the weather is quite cool, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 23°C (73°F) and an average of 8°C (48°F). The month experiences significant precipitation, totaling 75 mm (2.9 in) over about 10 days, accompanied by high humidity levels at 82%.
In contrast, May brings warmer and more pleasant conditions, with temperatures varying from a minimum of 9°C (49°F) to a maximum of 35°C (95°F) and an average temperature of 20°C (69°F). Precipitation is notably lower at 33 mm (1.3 in) across just 6 days, and humidity drops to a more comfortable 71%. For more details on the delightful weather typical of this month, you can check out Marathonas weather in May.
January and June present a stark contrast in weather conditions. In January, temperatures range from a chilly -5°C (23°F) at night to a mild 23°C (73°F) during the day, with an average of 8°C (48°F). The month is characterized by higher humidity at 82%, and it experiences 75 mm (2.9 in) of precipitation over about 10 days. In contrast, June boasts much warmer temperatures, with a minimum of 13°C (55°F) and a maximum reaching a sweltering 37°C (99°F), averaging 24°C (76°F). Additionally, June sees significantly less rainfall, with only 42 mm (1.6 in) over 6 days and lower humidity at 61%. For more details, visit Marathonas weather in June.
January and July present stark contrasts in weather conditions. In January, temperatures range from a chilly minimum of -5°C (23°F) to an average of around 8°C (48°F), peaking at 23°C (73°F). The month also experiences significant precipitation, with around 75 mm (2.9 in) falling over approximately 10 days, contributing to a high humidity level of 82%. In contrast, July boasts much warmer temperatures, with a minimum of 19°C (66°F) and an average reaching 27°C (81°F), soaring up to a maximum of 41°C (105°F). The summer month is markedly drier, with only 19 mm (0.8 in) of rain over just 4 days and a lower humidity of 57%. For more information, you can check out Marathonas weather in July.
The weather in January presents a stark contrast to that of August. In January, temperatures range from a chilly -5°C (23°F) to a mild 23°C (73°F), with an average of 8°C (48°F), and the air is quite humid at 82%. This month also sees considerable precipitation, with about 75 mm (2.9 in) falling over 10 days. In comparison, August experiences much warmer conditions, with temperatures ranging from a minimum of 19°C (66°F) to a scorching maximum of 41°C (106°F) and an average temperature of 27°C (81°F). Precipitation in August drops significantly to just 9 mm (0.3 in) over only 2 days, and humidity is lower at 51%. For a detailed look at the weather during this hot summer month, you can check out Marathonas weather in August.
January and September present quite contrasting weather conditions. In January, temperatures range from a chilly -5°C (23°F) to a mild 23°C (73°F), with an average of 8°C (48°F), while September boasts a much warmer climate, with temperatures ranging from 13°C (56°F) at night to a scorching maximum of 36°C (97°F), averaging 24°C (75°F). Precipitation is also significantly higher in January, totaling 75 mm (2.9 in) over about 10 days, compared to just 23 mm (0.9 in) in September, which experiences rain on only 3 days. Additionally, January sees higher humidity levels at 82%, while September's humidity drops to a more comfortable 58%. For more detailed information, you can check Marathonas weather in September.
In January, temperatures can drop as low as -5°C (23°F), with an average of 8°C (48°F) and reaching a maximum of 23°C (73°F). This month experiences relatively high humidity at 82% and sees about 75 mm (2.9 in) of precipitation spread over 10 days. In contrast, October offers milder conditions, with minimum temperatures around 6°C (42°F) and average highs of 19°C (66°F), peaking at 33°C (91°F). The month is drier, with only 40 mm (1.6 in) of precipitation over just 6 rainy days and a lower humidity rate of 73%. For more insights into October weather, check out Marathonas weather in October.
In comparing the weather between January and November, January tends to be much colder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 23°C (73°F), and an average of 8°C (48°F). The month also experiences higher humidity at 82% and more frequent precipitation, averaging 75 mm (2.9 in) over about 10 days. In contrast, November offers milder temperatures, with a minimum of 4°C (39°F) and a maximum of 26°C (79°F), resulting in a more comfortable average of 15°C (59°F). November also sees slightly less rain, with 57 mm (2.2 in) over about 8 days and lower humidity at 79%. For more detailed insights on specific weather conditions in November, visit Marathonas weather in November.
In January, temperatures can dip to a minimum of -5°C (23°F), with an average of 8°C (48°F) and a maximum of up to 23°C (73°F). The month sees about 75 mm (2.9 in) of precipitation over approximately 10 days, coupled with a humidity level of 82%. In contrast, December experiences milder temperatures, ranging from a minimum of 0°C (32°F) to an average of 11°C (52°F) and a maximum of 22°C (72°F). It also records slightly more precipitation at 83 mm (3.3 in) over 11 days, with humidity at 81%. For more detailed insights into the December climate, check out Marathonas weather in December. Overall, January is colder with lower temperatures and slightly less precipitation compared to December.
As January unfolds in Marathonas, visitors experience a distinct shift in weather compared to other months. This cool, crisp month presents a temperate climate, with temperatures ranging from chilly nights to mild daytime highs. Rainfall becomes more prevalent, with a modest amount of precipitation spread across several days, contributing to a lush landscape. The high humidity levels may make it feel cooler than the average temperature suggests, inviting those who appreciate a brisk atmosphere to explore the scenic beauty of the region. For a comprehensive look at how Marathonas weather evolves throughout the year, check out Marathonas Climate.