Last updated: August 21, 2025
In May, Uusikaupunki, Finland, experiences a dynamic transition into warmer weather, showcasing a remarkable maximum temperature of 23°C (73°F), while hovering around an average of 9°C (48°F). The month is marked by occasional chill, as temperatures can dip to a minimum of -2°C (30°F). With an average precipitation amount of 38 mm (1.5 in) over approximately 7 days, residents and visitors alike may encounter some rain. The overall humidity level of 77% contributes to the lush greenery characteristic of this time of year, making May a vibrant and refreshing month in this coastal town.
In Uusikaupunki, Finland, the temperatures in May mark a significant shift from the harsh winter months. As the landscape begins to awaken, the average temperature rises to a comfortable 9°C (48°F), offering a breath of fresh, warmer air compared to the preceding colder months. With daily highs reaching up to 23°C (73°F), May invites residents and visitors alike to enjoy the beautiful surroundings. Notably, the minimum temperatures during this month hover around -2°C (30°F), suggesting that while warmth is in the air, a chill can still linger, reminding us of winter's recent grip. This transition highlights May as a month of renewal, setting the stage for the even warmer days of summer ahead.
In May, Uusikaupunki experiences a moderate precipitation level of 38 mm (1.5 in) over approximately 7 days. This volume is a slight uptick from the drier conditions of April, which saw only 29 mm (1.2 in), reflecting the transition towards the wetter months ahead. As spring unfolds, May's showers contribute to the lush growth, setting the stage for the even heavier rainfall of summer, with July and August typically bringing the highest totals of the year. The trend indicates a gradual increase in precipitation from winter through spring, culminating in the more substantial downpours of late summer, while the overall frequency of rainy days tends to stabilize around this time, averaging a consistent seven days. This pattern underscores a distinct seasonal rhythm that characterizes Uusikaupunki's climate.
In Uusikaupunki, Finland, May ushers in a welcome shift in humidity levels, dropping to 77% after the heavier, more moisture-laden months of winter and early spring. This reduction reflects a trend towards a more comfortable atmosphere as temperatures rise, allowing residents and visitors to enjoy the beauty of nature without the overwhelming stickiness often associated with high humidity. Following May, the humidity stabilizes slightly in June and July at around 78%, indicating a consistent, yet manageable, moisture level. As summer progresses into fall, humidity levels begin to climb again, peaking in September at 86%, reminding us that while May offers a hint of summer's warmth, the coastal climate of Uusikaupunki continues to embrace the distinct seasons with varying humidity patterns throughout the year.
In May, Uusikaupunki experiences a definite upswing in UV exposure, with the UV Index reaching 5, indicating a moderate level of risk for skin damage. As the days grow longer and sunnier, the recommended burn time drops to about 30 minutes, emphasizing the need for protective measures, especially during outdoor activities. This trend of increased UV exposure continues from April's Index of 4, signaling the arrival of spring's warmer weather. As summer approaches, residents should be aware that UV levels will rise even further in June and July. Stay informed and prepared by checking the detailed Uusikaupunki UV Index for safe sun practices throughout the month.
UV Risk Categories
May in Uusikaupunki, Finland, heralds a vibrant transition into summer, as the sunshine hours peak to an impressive 460 hours. This abundance of sunlight follows a steady increase from January's modest 62 hours, rising gradually through the early months. By April, residents can already revel in 366 hours of daylight, foreshadowing the sunny delights of May. Notably, June takes the lead with 496 hours, but May stands out as a crucial month, bridging the late spring bloom with the full splendor of summer. This upward trend in sunlight not only invites outdoor adventures but also beautifies the picturesque landscapes, drawing both locals and visitors to bask in the glorious Finnish spring.
In Uusikaupunki, Finland, the likelihood of sunny weather in May sees a notable dip, with a 35% chance of sunshine. This is a drop from the 53% sunshine opportunity in April, signaling that while the days are getting longer and warmer, the transition to summer can still be temperamental. Interestingly, following May, the chances of sunshine rise again, peaking at 60% in July, suggesting that residents and visitors can anticipate more consistent clear skies as summer unfolds. Overall, while May offers a moderate chance of sunny days, it’s a month of transition where spring blooms are often accompanied by unpredictable weather patterns.
In Uusikaupunki, Finland, the progression of daylight hours throughout the year reveals a striking transformation as winter cedes to the warmth of summer. Beginning in January with a mere six hours of daylight, the days gradually lengthen, reaching nine hours in February and eleven hours by March. April heralds a significant shift, where daylight extends to fourteen hours, setting the stage for the delightful brightness of May. This month dazzles with seventeen hours of daylight, showcasing the vibrant awakening of nature. As June peaks with a radiant nineteen hours, the days begin to shorten, transitioning into July's eighteen hours. Come late summer, August sees a gentle decline to fifteen hours, before stepping down into the shorter days of autumn. By September, daylight recedes to twelve hours, and continues its descent through the dimming months of October and November, until winter arrives with only five hours of precious light in December. This rhythm of light and darkness underscores the unique beauty of Uusikaupunki, inviting both locals and visitors to celebrate each season's distinct charm.
In Uusikaupunki, Finland, the wind patterns in May reflect a gentle transition as spring gives way to summer. With an average wind speed of 4.0 m/s (9 mph), May's breezy conditions are notably calmer compared to the gustier months that precede and follow it. While January and February carry brisk winds averaging around 4.5 m/s, the winds pick up slightly in March to 5.4 m/s, before tapering off in May. The trend shows that although summer is approaching, May still retains a mildness in its breeze, contrasted by the more dynamic winds of autumn, which soar to an average of 6.1 m/s in October. This seasonal fluctuation underscores the unique climatic character of Uusikaupunki, where the gentle winds of May create a serene backdrop for the blossoming landscape.
Weather in Uusikaupunki varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Uusikaupunki, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January exhibit stark contrasts in weather conditions. In May, temperatures range from a minimum of -2°C (30°F) to a pleasant maximum of 23°C (73°F), with an average of 9°C (48°F). The month sees moderate precipitation of 38 mm (1.5 in) over 7 days, accompanied by a relative humidity of 77%. In contrast, January is significantly colder, with temperatures dropping to a minimum of -17°C (1°F) and peaking at 8°C (46°F), yielding an average of -1°C (31°F). January also experiences higher precipitation levels at 45 mm (1.8 in) over 10 days, along with higher humidity at 92%. For a closer look at January's weather specifics, visit Uusikaupunki weather in January.
May and February weather present a stark contrast in temperature and conditions. In February, temperatures range from a chilly -19°C (-2°F) to a maximum of 7°C (44°F), with an average temperature of -2°C (28°F). The month sees slightly higher precipitation at 40 mm (1.6 in) over 8 days, coupled with a high humidity level of 90%, making it feel particularly cold. In contrast, May experiences milder temperatures, with a minimum of -2°C (30°F), an average of 9°C (48°F), and highs reaching 23°C (73°F). Precipitation decreases to 38 mm (1.5 in) across 7 days, and the humidity drops to a more comfortable 77%. For a closer look at February's chilly weather in Uusikaupunki, you can visit Uusikaupunki weather in February.
In comparing the weather in May and March, it’s evident that May experiences significantly milder temperatures, with average highs reaching 23°C (73°F) compared to March's maximum of only 10°C (51°F). The minimum temperatures are also much more comfortable in May, with nighttime lows around -2°C (30°F), whereas March can plunge to a frigid -21°C (-6°F). Although precipitation levels are slightly lower in May at 38 mm (1.5 in) over 7 days, the humidity remains relatively high at 77%, contrasting with March's higher humidity of 89% during 9 precipitation days. For a closer look at what the weather is like in March, you can visit Uusikaupunki weather in March.
May generally experiences milder temperatures compared to April, with minimums rising from -7°C (19°F) in April to -2°C (30°F) in May, and average highs reaching 23°C (73°F) in May, compared to 18°C (65°F) in April. While April has slightly lower precipitation at 29 mm (1.2 in) over 8 days, May sees a modest increase with 38 mm (1.5 in) spread over 7 days. Additionally, humidity in May is slightly lower at 77%, compared to 85% in April, contributing to a more comfortable experience as spring progresses. For a closer look at April weather details, visit Uusikaupunki weather in April.
May and June exhibit a notable transition in weather patterns. While May experiences cooler temperatures with a minimum of -2°C (30°F) and an average of 9°C (48°F), June warms up significantly, boasting a minimum of 4°C (40°F) and an average of 15°C (59°F). Both months have similar precipitation levels, with May receiving 38 mm (1.5 in) and June slightly higher at 40 mm (1.6 in), although both see about seven days of rainfall. Humidity remains quite similar as well, with May at 77% and June slightly increasing to 78%. For a detailed look at June weather specifically, you can check Uusikaupunki weather in June.
In May, temperatures range from a chilly minimum of -2°C (30°F) to a pleasant maximum of 23°C (73°F), with an average of 9°C (48°F). The month experiences about 38 mm (1.5 in) of precipitation over 7 days, accompanied by a humidity level of 77%. In contrast, July offers a significantly warmer climate with minimum temperatures starting at 9°C (48°F) and reaching up to 30°C (86°F), averaging 17°C (64°F). The precipitation increases to 67 mm (2.6 in) over 10 days, with humidity slightly higher at 78%. For more detailed July weather information, check out Uusikaupunki weather in July.
May and August present quite different weather patterns. In May, temperatures range from a chilly minimum of -2°C (30°F) to a pleasant maximum of 23°C (73°F), with an average of 9°C (48°F). This month sees relatively low precipitation at 38 mm (1.5 in) over about 7 days and humidity levels around 77%. In contrast, August enjoys milder temperatures, with a minimum of 7°C (45°F) and a maximum reaching 28°C (82°F), averaging 17°C (62°F). However, this month experiences higher rainfall, totaling 73 mm (2.9 in) over 12 days, with slightly higher humidity at 79%. For a deeper look at August weather specifics, check out Uusikaupunki weather in August.
May and September exhibit some notable differences in weather patterns. In May, temperatures range from a chilly -2°C (30°F) to a pleasant maximum of 23°C (73°F), with an average of 9°C (48°F). The month sees relatively mild precipitation of 38 mm (1.5 in) over about 7 days, with humidity averaging 77%. In contrast, September experiences slightly warmer conditions, with minimum temperatures at 2°C (35°F) and an average of 13°C (55°F); however, it shares the same maximum of 23°C (73°F). Precipitation increases to 71 mm (2.8 in), occurring over 12 days, and humidity rises to 86%. For more detailed information about the weather in September, you can refer to Uusikaupunki weather in September.
In comparing the weather between May and October, one can notice several distinct differences. May typically offers a milder climate, with average temperatures ranging from a low of -2°C (30°F) to a high of 23°C (73°F), and lower precipitation levels of 38 mm (1.5 in) over approximately 7 days. In contrast, October experiences cooler temperatures, with a range from -4°C (25°F) to a maximum of 17°C (62°F), along with significantly increased precipitation of 90 mm (3.5 in) spread over about 17 days. Additionally, October boasts higher humidity levels at 90%, compared to May's 77%. For more detailed information, you can check Uusikaupunki weather in October.
May and November present contrasting weather patterns, with May generally being warmer and sunnier. In May, temperatures range from a chilly minimum of -2°C (30°F) to a pleasant maximum of 23°C (73°F), accompanied by an average of 9°C (48°F). There is relatively low precipitation, totaling 38 mm (1.5 in) over about 7 days, and humidity levels around 77%. In contrast, November sees much cooler temperatures, with a minimum of -7°C (19°F) and a maximum of just 13°C (56°F), leading to an average of 4°C (40°F). Rainfall increases to 59 mm (2.3 in) over approximately 12 days, and humidity rises significantly to 91%. For more detailed insights on November's weather, check out Uusikaupunki weather in November.
May and December present significantly different weather patterns. In May, temperatures range from a chilly minimum of -2°C (30°F) to a pleasant maximum of 23°C (73°F), with an average of 9°C (48°F). The month sees a modest 38 mm (1.5 in) of precipitation over about 7 days, and the humidity levels sit comfortably at 77%. In contrast, December brings much colder conditions, with temperatures plummeting to -16°C (3°F) as a minimum and only reaching a maximum of 7°C (45°F), averaging around 1°C (33°F). This month experiences nearly double the precipitation at 77 mm (3.0 in) over 14 days, accompanied by higher humidity at 89%. For more information on December weather, you can check Uusikaupunki weather in December.
As May unfolds in Uusikaupunki, the weather begins to shift, ushering in a welcome transition from the chill of winter to the warmth of summer. Temperatures gradually rise, providing a refreshing contrast to the colder months, with delightful maximums that hint at the balmy days ahead. However, the month still clings to some of spring's cooler nights and occasional chilly spells. With moderate precipitation spread across just a handful of days, the blooming landscape remains vibrant and lush, while average humidity levels add a hint of softness to the air. Overall, May acts as a bridge, blending the briskness of early spring with the budding warmth of early summer, making it an enticing time to explore the beauty of this coastal region. For further insights into Uusikaupunki's climate throughout the year, visit Uusikaupunki Climate.