Last updated: August 21, 2025
May in Marathonas, Greece is a delightful transition into warmer weather, typically showcasing a maximum temperature reaching a sizzling 35°C (95°F). The month brings an average temperature of 20°C (69°F), providing a pleasant atmosphere for outdoor activities. However, temperatures can dip to a refreshing minimum of 9°C (49°F) during the cooler nights. While the region enjoys vibrant sunshine, it also sees some precipitation, with 33 mm (1.3 in) recorded over 6 days. With an average humidity level of 71%, May in Marathonas strikes a beautiful balance between warmth and refreshing breezes, making it an ideal time to explore this picturesque locale.
In May, Marathonas, Greece, begins to shimmer with the warmth of spring, experiencing a delightful shift in temperatures. The minimum temperature rises to a mild 9°C (49°F), while the average gracefully climbs to 20°C (69°F), and the maximum can soar to an impressive 35°C (95°F). This upward trend from the cooler early months showcases the region's transition into a sun-kissed season, making May an ideal time for outdoor adventures and exploration. As days lengthen and skies clear, visitors can revel in the vibrant atmosphere, enjoying everything this beautiful locale has to offer under the welcoming warmth of the Greek sun.
In Marathonas, Greece, May marks a transition to drier conditions as the region experiences a modest precipitation total of just 33 mm (1.3 in), spread over six days. This decline in rain compared to earlier months, such as January through April, highlights a notable shift as the spring blossoms into summer. With wettest months receding, the reduction in precipitation volume signals the approaching warm season, allowing residents and visitors to enjoy more sunshine. However, as temperatures rise and the days lengthen, the occasional rainfall in May serves as a gentle reminder of the Mediterranean climate’s variability, ultimately fostering the region's lush landscapes.
In May, Marathonas, Greece, experiences a slight increase in humidity, reaching 71%, marking a gentle transition from the drier conditions of April, when humidity dipped to 70%. This modest rise is indicative of the upcoming summer months, which see humidity levels gradually decrease. As the year progresses, the region enjoys a notable drop in humidity, particularly from June onward, where it falls to 61% and continues to decline throughout the summer. The trends suggest that while May offers a comfortable balance of warmth and moisture, it also sets the stage for the drier, sun-soaked days of summer that follow, creating an inviting atmosphere for visitors and locals alike.
In May, the UV Index in Marathonas, Greece, peaks at 10, marking a transition into the summer's most intense sun exposure with a very high risk category. As the month unfolds, residents and visitors alike must be vigilant, with a burn time of just 15 minutes under the midday sun. This trend of escalating UV levels continues from April, where the index reaches 8, and persists into the summer months of June through August, maintaining the same critical exposure levels. As the days warm and the sun shines brighter, it's essential to stay informed and protected. For detailed information, please visit Marathonas UV Index.
UV Risk Categories
In Marathonas, Greece, May is a sun-drenched delight, boasting an impressive 397 hours of sunshine that herald the approach of summer. As the spring months progress, sunlight steadily increases, with March and April laying the groundwork for this radiant burst. The trend continues into June and July, where sunshine peaks, providing ample warmth and daylight for beachgoers and outdoor enthusiasts. Interestingly, the sunshine hours begin to decline in August, yet remain robust, reminding visitors that the beauty of Marathonas lingers even as summer wanes. This seamless transition from spring to summer showcases the region's enchanting climate, inviting all to bask in the Mediterranean glow.
As spring unfolds into May, Marathonas, Greece welcomes a delightful increase in sunny days, with the likelihood of sunshine rising to an inviting 68%. This marks a noticeable shift from the preceding months, where the chances hovered around 52% in April and 53% in February. With summer on the horizon, the sunny disposition continues to strengthen, peaking in July and August at an impressive 94% and 93%, respectively. Thus, May serves as a charming transition month, hinting at the vibrant, sun-soaked days ahead while offering residents and visitors alike an energizing taste of what’s to come.
In Marathonas, Greece, the rhythm of daylight dances throughout the year, peaking in brightness during the lush months of May and June. As January's meager 9 hours of daylight gradually increases, the arrival of Spring ushers in longer days, with March offering 11 hours and April reaching 13 hours. By the time May rolls around, residents bask in a generous 14 hours of sunlight, setting the stage for vibrant outdoor activities and the scenic beauty of the region. This peak duration persists into June and July, before slowly tapering off in August. As autumn descends, daylight diminishes to 12 hours in September, then further reduces as the year closes on its cyclical journey back to 9 hours in December. The gradual increase and decrease of daylight not only mark the changing seasons but also highlight the rich natural beauty Marathonas offers year-round.
In Marathonas, Greece, the May wind brings a gentle breeze, averaging 2.6 m/s (6 mph)—a slight dip from the previous month's winds. This trend of decreasing wind speeds continues from April, which recorded 2.7 m/s. As spring reaches its peak, the winds prepare for a subtle transition into the summer months, where gusts typically regain strength. Notably, July often sees an uptick with winds averaging 3.4 m/s (8 mph), making it one of the breezier months in the latter part of the year. Overall, while May may offer a milder experience, it sets the stage for the invigorating winds that characterize the seasons ahead, inviting visitors to relish the serene beauty of this historic locale.
Weather in Marathonas varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Marathonas, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, the weather is considerably warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 35°C (95°F) and an average of 20°C (69°F). With only 33 mm (1.3 in) of precipitation over about 6 days, the humidity at 71% feels relatively comfortable during the spring month. In contrast, January experiences much colder temperatures, with a range from -5°C (23°F) to a maximum of 23°C (73°F) and an average of 8°C (48°F). Precipitation is more pronounced, totaling 75 mm (2.9 in) over approximately 10 days, and the humidity is slightly higher at 82%. For more details on the weather in January, you can check Marathonas weather in January.
When comparing the weather in May and February, notable differences emerge. May boasts a much warmer climate, with temperatures ranging 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). In contrast, February's temperatures are considerably cooler, with a low of 0°C (33°F) and a high of 21°C (70°F), averaging just 10°C (51°F). Additionally, February sees higher precipitation, with 69 mm (2.7 in) over 9 days compared to May's 33 mm (1.3 in) across 6 days. The humidity also tends to be higher in February at 78%, compared to May's 71%. For more insights, you can check out Marathonas weather in February.
Comparing the weather in May and March reveals notable differences in temperature, precipitation, and humidity. In May, temperatures begin to rise with a minimum of 9°C (49°F), an average of 20°C (69°F), and a maximum reaching up to 35°C (95°F). This contrasts sharply with March, which experiences cooler temperatures ranging from a minimum of 0°C (31°F) to a maximum of 24°C (76°F) and an average of 12°C (54°F). Precipitation is higher in March, with 57 mm (2.2 in) over 7 days, compared to May's 33 mm (1.3 in) over 6 days. Moreover, March has slightly higher humidity at 76%, compared to May's 71%. For more details on March weather conditions, you can visit Marathonas weather in March.
In comparing the weather of April and May, May generally experiences warmer temperatures, with a minimum of 9°C (49°F) and an average of 20°C (69°F), compared to April’s lower minimum of 3°C (38°F) and average of 15°C (59°F). The maximum temperature in May can reach up to 35°C (95°F), significantly higher than April's peak of 28°C (83°F). Though both months see precipitation on about six days, May receives a lighter rainfall of 33 mm (1.3 in) compared to April’s 52 mm (2.0 in). Humidity levels remain similar in both months, with May at 71% and April slightly lower at 70%. For a more detailed look at the weather in April, check out Marathonas weather in April.
May and June present a notable transition in weather patterns. In May, temperatures range from a minimum of 9°C (49°F) to a maximum of 35°C (95°F), with an average of 20°C (69°F) and a total precipitation of 33 mm (1.3 in) over 6 days, accompanied by relatively high humidity at 71%. By contrast, June sees a rise in both temperature and warmth, with minimums at 13°C (55°F) and maximums reaching 37°C (99°F), averaging 24°C (76°F). Although June experiences slightly more precipitation at 42 mm (1.6 in), the humidity drops to 61%, contributing to a more comfortable overall feeling. For a detailed look at June weather, visit Marathonas weather in June.
In May, temperatures range from a cool minimum of 9°C (49°F) to a warm maximum of 35°C (95°F), with an average of 20°C (69°F). The month sees a total precipitation of 33 mm (1.3 in) over about 6 days, coupled with a higher humidity level of 71%. In contrast, July experiences significantly warmer temperatures, with a minimum of 19°C (66°F) and a peak reaching up to 41°C (105°F), averaging 27°C (81°F). Precipitation in July drops to 19 mm (0.8 in) over just 4 days, along with lower humidity at 57%. For more detailed information, check out Marathonas weather in July.
The weather in May and August presents a striking contrast. May typically sees minimum temperatures around 9°C (49°F), with an average of 20°C (69°F) and highs reaching 35°C (95°F), accompanied by around 33 mm (1.3 in) of precipitation over six days and a humidity level of 71%. In comparison, August experiences warmer conditions, with minimum temperatures starting at 19°C (66°F), an average of 27°C (81°F), and maximums soaring to 41°C (106°F). Precipitation is minimal during this month, totaling just 9 mm (0.3 in) over two days, and humidity drops to a more comfortable 51%. For a deeper look at the specifics of August weather, you can visit Marathonas weather in August.
In May, temperatures typically range from a mild 9°C (49°F) at night to a warm 35°C (95°F) during the day, with an average of around 20°C (69°F). This month experiences about 33 mm (1.3 in) of precipitation over roughly 6 days, contributing to a relatively high humidity level of 71%. In contrast, September offers a more comfortable climate, with temperatures starting at a minimum of 13°C (56°F), peaking at 36°C (97°F), and averaging 24°C (75°F). Rainfall is less frequent in September, with only 23 mm (0.9 in) expected over about 3 days, leading to lower humidity at 58%. For a closer look at the weather in September, visit Marathonas weather in September.
May and October offer distinct weather experiences, making them unique months in their own right. In May, temperatures range from a pleasant 9°C (49°F) at night to a warm 35°C (95°F) during the day, with an average of 20°C (69°F). The month sees a moderate amount of precipitation at 33 mm (1.3 in) over about six days and maintains a humidity level of 71%.
In contrast, October brings slightly cooler temperatures, with nighttime lows of 6°C (42°F) and daytime highs reaching up to 33°C (91°F), resulting in an average temperature of 19°C (66°F). Precipitation increases to 40 mm (1.6 in) while maintaining the same frequency of six rainy days. Humidity also rises a bit to 73%.
For a closer look at what to expect, you can check out Marathonas weather in October.
May typically experiences warmer temperatures, with averages around 20°C (69°F) and maximums reaching up to 35°C (95°F), making it a much hotter month compared to November, which has an average temperature of only 15°C (59°F) and a maximum of 26°C (79°F). Additionally, while May sees less precipitation at 33 mm (1.3 inches) over about 6 days, November is wetter, with 57 mm (2.2 inches) of rain spread across 8 days. The humidity levels are also higher in November at 79%, compared to May's 71%. To learn more about this month's climate, visit Marathonas weather in November.
May and December present contrasting weather patterns. In May, temperatures range significantly from a minimum of 9°C (49°F) to a maximum of 35°C (95°F), averaging around 20°C (69°F). This month experiences relatively low precipitation at 33 mm (1.3 in) over approximately six days and a humidity level of 71%. In contrast, December is much cooler, with temperatures dropping to a minimum of 0°C (32°F) and peaking at 22°C (72°F), averaging only 11°C (52°F). This month sees higher precipitation, totaling 83 mm (3.3 in) over about 11 days, and increased humidity at 81%. For a deeper understanding of December's conditions, you can check out Marathonas weather in December.
As May unfolds in Marathonas, the weather begins to shift towards the warmth of summer, offering a refreshing contrast to the cooler months that precede it. With maximum temperatures reaching a comfortable 35°C (95°F) and an average of 20°C (69°F), this month invites outdoor activities while still maintaining the crisp mornings that start with temperatures as low as 9°C (49°F). Although May experiences some rainfall, with precipitation recorded on about six days, the overall humidity hovers around 71%, creating an environment that's typically pleasant for residents and visitors alike. Discover more about the climate nuances throughout the year in Marathonas by visiting Marathonas Climate.