Last updated: August 21, 2025
In May, Fira, Greece experiences delightful weather, characterized by a pleasant average temperature of 19°C (67°F), with highs reaching up to 24°C (75°F). The evenings cool down to a comfortable minimum of 15°C (60°F), making it an ideal time for outdoor activities. With only 4 mm (0.2 in) of precipitation and zero rainy days, visitors can relish the sunshine without interruption. The humidity level sits at a cozy 81%, adding to the charming Mediterranean atmosphere. Get ready to soak in the beauty of Fira under bright blue skies this May!
May in Fira, Greece, offers a delightful transition into warmer weather, showcasing a significant uplift in temperatures as the island emerges from the cooler months. With minimums rising to 15°C (60°F) and averaging around 19°C (67°F), visitors can expect mild, pleasant days. The maximum temperature of 24°C (75°F) hints at the sun’s increasing strength, inviting plenty of outdoor exploration and relaxation by the stunning caldera. This month truly signifies the onset of summer, paving the way for even warmer days ahead, as June rapidly approaches with its even higher temperatures. The overall trend highlights Fira's transformation into a vibrant destination, where spring blossoms and the anticipation of summer activities flourish.
In Fira, Greece, May marks a striking transition into the dry season, as precipitation dramatically drops to a mere 4 mm (0.2 in), the lowest of the year. This month stands out in contrast to the wetter months preceding it, with rain only recorded for just 0 days. The once frequent downpours of January through April gradually diminish, showcasing the island's shift towards the warm, sun-drenched summer months. As Fira prepares for the bustling tourist season, the mostly clear skies and gentle breezes of May herald the onset of idyllic weather, perfect for exploring the stunning caldera views without the interruption of rain.
May brings a noticeable increase in humidity in Fira, Greece, rising to 81% compared to the more consistent levels around 77% seen from January to April. This spike suggests the onset of warmer weather, as the atmosphere becomes laden with moisture in anticipation of summer. The transition is evident as June sees a drop back to 77%, but May clearly marks a moment where the island's climate begins to shift, creating a lush and vibrant environment that contrasts with the drier months approaching. This humid embrace not only enhances the natural beauty of Fira but also sets the stage for the dazzling summer ahead.
As May unfolds in Fira, Greece, the UV Index peaks at an impressive 10, categorizing the sun exposure as very high and reducing the burn time to just 15 minutes. This significant increase from April's index of 9 highlights a clear upward trend as the region transitions into summer. Visitors should remain vigilant, as the consistent UV levels of 10 in both May and the following months mark a season where sun protection becomes crucial. With such intense solar radiation, it's essential to plan outdoor activities accordingly. For more details, check out the Fira UV Index.
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May marks a radiant highlight in Fira, Greece, where sunshine graces the island for 401 hours, making it one of the sunniest months of the year. As spring unfolds, the increasing daylight hours reflect a delightful trend from the 218 hours of sunshine in January to a peak in June with 412 hours. This steady climb peaking in midsummer demonstrates Fira's transformation into a sun-drenched paradise. With each passing month, the sun not only brightens the days but also invites visitors to revel in the stunning landscapes and vibrant culture, making Fira's May an ideal time to experience the island's blossoming beauty under a generous sun.
As May unfolds in Fira, Greece, the likelihood of sunny weather significantly increases, boasting an impressive 78% chance of sunshine. This upward trend from April's 57% signals the arrival of warmer days and longer daylight hours, making May an enticing month for travelers seeking pleasant outdoor experiences. The progression towards summer becomes even more pronounced, with June ramping up to 93%, followed by July and August enjoying almost complete sunshine. This pattern highlights Greece's transition from the cooler spring months into a vibrant and sun-kissed summer, offering visitors the perfect backdrop to explore the stunning landscapes and rich culture of this beautiful island.
As spring unfolds in Fira, Greece, the daylight duration begins to steadily increase, with May basking in a glorious 14 hours of sunshine each day. This month marks a peak that is sustained into the early summer months of June and July, creating the perfect backdrop for outdoor activities and exploration. In contrast, as the year progresses into autumn, daylight gradually diminishes, retreating back to 10 hours by November and returning to the shorter days of winter in December and January. Overall, the shift from 9 hours in the depths of winter to a vibrant 14 hours in the heart of spring and summer highlights the idyllic climate of Fira, making it an appealing destination for sun-seekers year-round.
In May, the winds in Fira, Greece begin to calm down slightly, with an average speed of 5.7 m/s (13 mph), marking the lower end of the spectrum for the year. This reduction in wind speed follows the variable breezes of spring, which peak in March at 8.4 m/s (19 mph) and begin to taper off as summer approaches. Despite this gentle decline, May still offers a refreshing ambiance, transitioning smoothly into the warmer summer months, where wind speeds stabilize and encourage outdoor adventures. Overall, the May winds, while milder, contribute to Fira's charm, making it an inviting destination for travelers seeking pleasant weather and stunning views.
Weather in Fira varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Fira, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, the weather is generally warmer and drier compared to January, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 24°C (75°F) and an average of 19°C (67°F). This month boasts only 4 mm (0.2 in) of precipitation over 0 days, creating a pleasant atmosphere with a humidity level of 81%. In contrast, January experiences cooler temperatures, with a minimum of 5°C (40°F) and a maximum of 20°C (68°F), averaging around 13°C (56°F). Notably, January is much wetter, receiving 76 mm (3.0 in) of rainfall across 11 days, while the humidity is slightly lower at 77%. For a detailed overview of January weather in Fira, you can check Fira weather in January.
May generally offers warmer and drier weather compared to February. With average temperatures ranging from a minimum of 15°C (60°F) to a maximum of 24°C (75°F), May's climate is much more pleasant, featuring only 4 mm (0.2 in) of precipitation over no rainy days. In contrast, February presents cooler conditions, with temperatures averaging between 7°C (44°F) and 19°C (66°F), and a significant 58 mm (2.3 in) of rain spread across 8 days. While February maintains a slightly lower humidity of 76%, May's higher humidity at 81% can give the month a warmer feel. For more details on February's weather, visit Fira weather in February.
May offers a significantly warmer and drier climate compared to March. With average temperatures rising to 19°C (67°F) and maximums reaching 24°C (75°F), May is a pleasant month for outdoor activities. In contrast, March has a cooler average of 14°C (58°F) and maximums of only 18°C (65°F), accompanied by more frequent precipitation—44 mm (1.7 in) over six days. The humidity levels are slightly higher in May at 81%, compared to 77% in March, making March feel a bit more brisk. For a detailed overview of March weather in Fira, check out Fira weather in March.
In comparing April and May weather in Fira, May typically offers warmer temperatures, with a minimum of 15°C and an average of 19°C, compared to April's minimum of 11°C and average of 16°C. While April experiences more precipitation, totaling 17 mm over 2 days, May is quite dry with only 4 mm of precipitation and no rainy days. Additionally, humidity is slightly higher in May at 81%, compared to 77% in April, creating a comfortable yet warm atmosphere in late spring. For more details, you can explore the weather specifics here: Fira weather in April.
May and June both offer pleasant weather, but June tends to be slightly warmer and less humid. In May, temperatures range from a minimum of 15°C (60°F) to a maximum of 24°C (75°F), with an average of 19°C (67°F) and humidity levels at 81%. In contrast, June sees a minimum of 18°C (65°F) and a maximum of 27°C (80°F), averaging around 23°C (73°F), coupled with a lower humidity of 77%. Precipitation is minimal in both months, with May experiencing 4 mm (0.2 in) and June only 3 mm (0.1 in), both with 0 days of rain. For those considering travel, you can find more detailed weather insights at Fira weather in June.
May and July exhibit contrasting weather patterns, reflecting the transition from spring to summer. In May, temperatures range from a mild 15°C (60°F) at night to a pleasant maximum of 24°C (75°F) during the day, accompanied by high humidity levels at 81% and minimal precipitation of just 4 mm. By July, the weather transitions to a warmer climate, with temperatures consistently higher, ranging from a minimum of 22°C (72°F) to a maximum of 28°C (83°F). Additionally, July experiences no precipitation, resulting in dry conditions and lower humidity at 71%. For more detailed information, you can check the Fira weather in July.
May and August weather exhibit notable differences in temperature and humidity. In May, temperatures range from a minimum of 15°C (60°F) to a maximum of 24°C (75°F), with an average of 19°C (67°F) and relatively high humidity at 81%. Meanwhile, August sees warmer temperatures, with a minimum of 22°C (73°F), an average of 25°C (77°F), and a maximum of 30°C (86°F). Additionally, humidity decreases to 66% in August, providing a drier feel than the spring month. Both months experience little to no precipitation, with only 4 mm in May and just 1 mm in August. For more details, you can check the Fira weather in August.
May and September present distinct weather patterns, reflecting the transition from spring to fall. In May, temperatures range from a minimum of 15°C (60°F) to a maximum of 24°C (75°F), with an average of 19°C (67°F). The month is quite dry, boasting only 4 mm (0.2 in) of precipitation and no rainy days, while humidity levels are relatively high at 81%. In contrast, September offers warmer temperatures, with a minimum of 20°C (68°F), an average of 24°C (75°F), and a peak of 27°C (82°F). Precipitation is even less, recorded at just 2 mm (0.1 in) without any rainy days, and humidity drops to a more comfortable 70%. For more specific insights into September weather, you can check out Fira weather in September.
May and October both offer mild temperatures, but October tends to be slightly warmer. In May, the average temperature ranges from a minimum of 15°C (60°F) to a maximum of 24°C (75°F), while October features temperatures that start at 16°C (61°F) and can reach up to 26°C (79°F). Additionally, May experiences very little rainfall, with only 4 mm (0.2 in) spread over no rainy days, whereas October sees an increase in precipitation to 14 mm (0.5 in) over two days. Humidity levels are higher in May at 81%, compared to October's 76%. For more detailed information about October weather, you can check Fira weather in October.
In May, the weather is generally warmer and drier, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 24°C (75°F) and an impressive average of 19°C (67°F). The month boasts only 4 mm (0.2 in) of precipitation over no rainy days, while humidity is relatively high at 81%. In contrast, November sees slightly cooler temperatures with a minimum of 13°C (55°F) and a maximum of 23°C (73°F), averaging around 18°C (65°F). This month experiences significantly more precipitation, totaling 41 mm (1.6 in) over five rainy days, and slightly lower humidity at 77%. For more detailed insights, check out Fira weather in November.
In May, the weather is generally warmer and drier, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 24°C (75°F) and virtually no precipitation over the month. The humidity is relatively high at 81%, contributing to a pleasant spring atmosphere. In contrast, December sees cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 20°C (68°F). This month also experiences significantly higher precipitation, totaling 72 mm (2.8 in) over approximately 12 days, and humidity levels dropping slightly to 78%. For more details on December weather, you can check out Fira weather in December.
As May unfolds in Fira, the temperature begins to rise, reaching pleasant warmth, while the humidity remains a comfortable 81%. Unlike the cooler earlier months, this time brings a delightful ambiance perfect for exploration, with virtually no precipitation to dampen your spirits. The striking balance between mild temperatures and sunny days makes May an ideal month for outdoor activities and leisurely strolls through the picturesque streets. To understand Fira's unique weather patterns throughout the year, visit Fira Climate.