Last updated: August 21, 2025
In May, Joensuu, Finland experiences a delightful transition into spring, with temperatures peaking at a comfortable 26°C (79°F) and averaging around 8°C (47°F). While the mercury can dip as low as -4°C (25°F), the month brings a refreshing atmosphere, characterized by a notable humidity level of 78%. Although rain graces the city on approximately 11 days, contributing to a total precipitation of 55 mm (2.2 in), the vibrant greenery and blossoming nature make May an enchanting time to explore Joensuu's scenic landscapes.
May in Joensuu, Finland, marks a delightful transition from the frigid depths of winter to the warmth of summer. With temperatures rising noticeably, the month begins with a minimum of -4°C (25°F) and averages around 8°C (47°F), showcasing a steady increase as the days progress. The charming peak of 26°C (79°F) invites the vibrant spirit of spring, making it a perfect time to enjoy the blossoming nature. This month serves as a more temperate wrap-up to the previous cold months, gradually ushering in the balmy days of June. Overall, May is a month of revitalization, offering a refreshing glimpse of the beauty that summer will soon bring.
In May, Joensuu experiences a notable uptick in precipitation, with 55 mm (2.2 in) of rain falling across approximately 11 days. This increase marks a transition from the drier conditions of the earlier months, such as April, which recorded only 41 mm (1.6 in). The lingering chill of spring gives way to more substantial rainfall, setting the stage for the lush greenery of summer. As temperatures begin to rise, May's precipitation contributes to the nurturing of flora, indicating a clear shift towards a wetter season that continues into June with even higher rainfall levels. Overall, May serves as a pivotal month in Joensuu's climatic rhythm, blending the tail end of spring's frosty grip with the vibrant hope of summer.
As spring transitions into summer, May in Joensuu, Finland, offers a refreshing shift in humidity. With levels dropping to 78%, this month marks a notable decrease from the preceding months, signaling the departure from the intense moisture of winter. The steady decline from 99% in January to 87% in April culminates in a more comfortable atmosphere, inviting locals and visitors to enjoy the awakening landscape. In June, humidity continues to ease to 75%, further enhancing the pleasantness of the early summer days. Thus, May serves as a delightful bridge, where the air feels lighter and the vibrant blooms thrive under the softer, drier conditions.
As spring progresses into May, Joensuu experiences a noticeable increase in UV exposure, with the UV Index rising to 5—indicating a moderate risk of harm from unprotected sun exposure. With a burn time of just 30 minutes, it’s essential for residents and visitors alike to be vigilant about sun safety. Compared to the earlier months, where the UV Index remained low at 1 in January and February and gradually increased to 4 in April, May marks a pivotal transition towards greater sun intensity. This upward trend continues into June and July, where the UV Index peaks at 6, prompting a shift in protective measures. For those planning outdoor activities, understanding these fluctuations is key. Stay informed about the UV levels in your area by visiting Joensuu UV Index for up-to-date information on sun safety.
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May in Joensuu, Finland, is a dazzling turning point in the year, where the sun truly begins to reclaim its dominance after the long, dark winter. With 418 hours of sunshine, May marks a significant increase from the 344 hours in April, reflecting the vibrant energy of nature reawakening. As spring flourishes, the days lengthen, providing a glorious contrast to the sparse sunlight of January's mere 34 hours. This upward trend continues into June, peaking at 493 hours, yet May stands out for its beautiful transition, inviting residents and visitors alike to bask in the warmth and enjoy the blooming landscapes.
As spring unfolds in Joensuu, Finland, the chances of sunny weather reveal a captivating trend. While January and February offer a mere 2% and 9% chance of sunshine, March sees a significant leap to 36% as daylight hours increase. This upward trajectory continues into April, where the likelihood of sunshine reaches 41%. However, in May, the chances dip slightly to 29%, reflecting the transition of seasons as the landscape blooms with life. Looking ahead, the summer months burst onto the scene with June and July boasting sunny probabilities of 51% and 53%, respectively, before tapering off again in late summer and autumn. This cyclical pattern underscores the unique charm of Joensuu's weather, where each month offers its own blend of light and shade.
In Joensuu, Finland, daylight duration experiences a remarkable transformation throughout the year, particularly in May when the sun graces the skies for an impressive 17 hours. This increase in light follows the gradual awakening of spring, starting with just 6 hours in January and climbing steadily through February's 8 hours and March's 11 hours. By April, residents revel in 14 hours of daylight, setting the stage for the vibrant and sun-filled days of summer. As June peaks at an astonishing 19 hours, the warm months become a celebration of long, bright evenings. The trend begins to reverse in August with 15 hours, as daylight tapers off, reminding us that, while nature’s cycle brings light in abundance during the warmer months, it also gracefully prepares us for the quieter, shorter days ahead.
In May, Joensuu experiences gentle breezes with an average wind speed of 3.3 m/s (7 mph), slightly above the earlier months of the year, yet consistent with the region's springtime charm. As the city transitions from the chill of winter to the warmth of summer, the wind remains relatively stable, fluctuating modestly in speed compared to the more blustery months of October and November. The May winds contribute to a refreshing atmosphere, perfect for enjoying the blooming landscape and longer daylight hours, while indicating a trend of gradually increasing wind speeds from the stillness of winter to the more dynamic conditions of late spring and early summer.
Weather in Joensuu varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Joensuu, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, a stark contrast emerges. In May, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 26°C (79°F), with an average of 8°C (47°F). This month also experiences moderate precipitation of 55 mm (2.2 in) over about 11 days, accompanied by a humidity level of 78%. In stark contrast, January is significantly colder, with temperatures plummeting to a minimum of -29°C (-19°F) and an average of -6°C (21°F), only reaching a maximum of 5°C (41°F). Precipitation in January is slightly less at 48 mm (1.9 in) but occurs over 13 days, with an astonishing humidity level of 99%. For a more detailed look at January’s weather, visit Joensuu weather in January.
May and February showcase stark contrasts in weather conditions. In February, temperatures plunge to a minimum of -27°C (-17°F), with an average of -7°C (20°F) and a maximum reaching only 4°C (40°F). The month sees a total precipitation of 48 mm (1.9 in) over 12 days, coupled with high humidity levels at 98%. In contrast, May brings a much milder climate with temperatures ranging from a minimum of -4°C (25°F) to a comfortable average of 8°C (47°F) and a maximum of 26°C (79°F). With 55 mm (2.2 in) of precipitation over 11 days and lower humidity at 78%, May offers a more pleasant outdoor experience. For more detailed insights about February weather, you can visit Joensuu weather in February.
May's weather is significantly milder compared to March, with average temperatures ranging from a chilly min of -4°C (25°F) to a warm max of 26°C (79°F). In contrast, March experiences colder conditions, with temperatures averaging between -25°C (-14°F) at night and a max of only 9°C (49°F). Precipitation is relatively similar in both months, with May receiving 55 mm (2.2 in) over 11 days and March slightly less at 50 mm (2.0 in) over 12 days. Humidity levels are also higher in March at 95%, compared to May's 78%, which reflects the lingering winter atmosphere. For more detailed insights, explore Joensuu weather in March.
In comparison to April, May experiences a significant warming trend, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 26°C (79°F), and an average of 8°C (47°F). In contrast, April's temperatures are much colder, with a minimum of -14°C (8°F) and a maximum of 17°C (64°F), averaging just 1°C (35°F). Additionally, May sees slightly more rainfall, with 55 mm (2.2 in) over 11 days, compared to April's 41 mm (1.6 in) over 9 days. However, April tends to be more humid, with a humidity level of 87% compared to May's 78%. For more detailed weather information, you can visit Joensuu weather in April.
In comparing the weather between May and June, we see a significant increase in average temperatures, with June's average at 16°C (60°F) compared to May's 8°C (47°F). While May experiences temperatures ranging from a chilly -4°C (25°F) to a warm 26°C (79°F), June offers a broader range with a minimum of 2°C (37°F) and a maximum reaching 31°C (87°F). Precipitation levels are similar in both months, with June slightly higher at 58 mm (2.3 in) compared to May's 55 mm (2.2 in), and both months see precipitation on about 11 days. Despite a slight decrease in humidity from 78% in May to 75% in June, the warmer temperatures in June create a more pleasant atmosphere. For more detailed information, check out Joensuu weather in June.
In May, temperatures in Joensuu range from a minimum of -4°C (25°F) to a maximum of 26°C (79°F), with an average of 8°C (47°F). The month experiences 55 mm (2.2 in) of precipitation over 11 days, accompanied by a humidity level of 78%. In contrast, July brings much warmer weather, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 31°C (88°F) and an average temperature of 17°C (63°F). This month sees increased precipitation, totaling 89 mm (3.5 in) over 12 days, and a slight rise in humidity to 83%. For more details on July weather, you can check out Joensuu weather in July.
In comparing the weather of May and August, May showcases a more significant temperature range, with lows dropping to -4°C (25°F) and highs reaching up to 26°C (79°F), resulting in an average of 8°C (47°F). On the other hand, August offers milder temperatures, consistently ranging from a minimum of 7°C (45°F) to a high of 29°C (85°F), with an average temperature of 15°C (60°F). Additionally, August experiences higher precipitation, totaling 99 mm (3.9 in) over 16 days, compared to May's 55 mm (2.2 in) spread over 11 days. Humidity levels also rise in August to 88%, slightly above May's 78%. For more specific insights, check out Joensuu weather in August.
May and September showcase distinct weather patterns, reflecting the transition from spring to autumn. In May, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 26°C (79°F), with an average of 8°C (47°F). The month experiences moderate rainfall at 55 mm (2.2 in) over 11 days and maintains a humidity level of 78%. In contrast, September is generally cooler, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 22°C (72°F), and an average temperature of 10°C (51°F). This month sees increased precipitation at 87 mm (3.4 in) spread over 14 days, along with higher humidity at 92%. For more detailed insights, check out Joensuu weather in September.
In May, temperatures in Joensuu range from a chilly -4°C (25°F) at night to a pleasant 26°C (79°F) during the day, with an average temperature of 8°C (47°F). The month sees moderate precipitation at 55 mm (2.2 in) over approximately 11 days, and humidity levels are around 78%. In stark contrast, October experiences colder conditions, with temperatures dropping to a minimum of -6°C (21°F) and peaking at just 17°C (62°F), averaging 5°C (41°F). Additionally, October is wetter, with precipitation totaling 86 mm (3.4 in) spread over 16 days, contributing to a higher humidity of 95%. For more detailed weather information, you can check Joensuu weather in October.
May and November showcase stark contrasts in weather, highlighting the transition from spring to winter. In May, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 26°C (79°F), with an average of 8°C (47°F). The month experiences moderate precipitation of 55 mm (2.2 in) over 11 days and a humidity level of 78%. In contrast, November is significantly colder, with temperatures dipping as low as -16°C (3°F) and averaging just 1°C (33°F), peaking at 10°C (50°F). This month also sees slightly more precipitation at 64 mm (2.5 in) spread across 13 days, combined with a higher humidity level of 94%. For more details on the weather specifics, you can check Joensuu weather in November.
May and December present stark contrasts in weather. In May, temperatures range from a minimum of -4°C (25°F) to a pleasant average of 8°C (47°F), peaking at a warm 26°C (79°F). The month experiences about 55 mm (2.2 in) of precipitation over roughly 11 days, paired with a humidity level of 78%. In contrast, December is significantly colder, with temperatures dropping to a low of -23°C (-9°F) and an average of -4°C (25°F), only reaching a maximum of 3°C (38°F). Precipitation increases to 73 mm (2.9 in) over 16 days, and humidity rises dramatically to 98%. For a more detailed look at December weather, visit Joensuu weather in December.
As spring fully unfurls its wings in May, Joensuu experiences a refreshing transition from the lingering chill of winter. The temperature swings become more pronounced, allowing for delightful warm days while still having the occasional cool snap. Unlike the harsher months preceding it, May brings about a significant increase in humidity, creating a lush atmosphere amidst the occasional rainfall—a contrast to the drier late winter months. The 11 days of precipitation contribute to the grandeur of this blossoming season, enhancing the natural beauty that surrounds Joensuu. For those curious about the broader climatic trends, you can explore more at Joensuu Climate.