Last updated: August 27, 2025
In Poznan, Poland, May ushers in a delightful shift in weather, characterized by a temperature range from a refreshing 0°C (32°F) to a warm 30°C (86°F). The average temperature hovers around a comfortable 13°C (56°F), making it an ideal time for outdoor activities. However, residents and visitors should be prepared for potential rain, as precipitation totals reach 68 mm (2.7 in) over approximately 11 days of the month. With an average humidity level of 67%, May in Poznan offers a vibrant yet occasionally damp atmosphere, perfect for enjoying the blooming spring scenery.
In May, Poznan transforms as temperatures steadily rise, marking a clear transition into the warmth of spring. With minimums around 0°C (32°F), the chill of winter is a distant memory, while average daily highs reaching up to 30°C (86°F) offer a delightful promise of sunny days. This month experiences a pleasant average temperature of 13°C (56°F), creating an inviting atmosphere for outdoor activities and exploration. Notably, the upward trend in temperatures from April's mild 9°C (48°F) demonstrates Poznan's leap towards summer, making May a vibrant time to enjoy the city's blossoming parks and bustling streets.
In May, Poznan experiences a noticeable uptick in precipitation, with 68 mm (2.7 in) of rain falling over 11 days. This marks a shift from the drier conditions of April, which received only 34 mm (1.4 in), as spring transitions into a wetter summer. The increase in rainfall not only enhances the lushness of the landscape but also sets the stage for the even higher precipitation levels that arrive in June and July. With the skies frequently shedding rain, May serves as a bridge between the spring bloom and the summer fulminations, showcasing Poland’s fluctuating weather patterns while enhancing the vibrant greenery throughout the city.
In May, Poznan, Poland experiences a noticeable shift in humidity as it transitions from the cooler months. Starting the year with a consistent 90% humidity in January and February, the levels gradually decline, reaching 80% in April. May stands out with a refreshing drop to 67%, marking the beginning of a more comfortable and drier period. This lower humidity continues into June, July, and August, suggesting that summer brings a reprieve from the heavier, moisture-laden air of earlier months. As the year progresses, humidity levels gradually increase again in the fall, illustrating the cyclical nature of Poznan’s climate. Overall, May serves as a delightful respite, inviting residents and visitors alike to enjoy the pleasant spring atmosphere.
As May arrives in Poznan, Poland, residents can expect a noticeable increase in sun exposure, with the UV Index soaring to 7 and a corresponding high exposure category. This shift marks a significant jump from the previous months, reflecting the transition from moderate levels in April to a greater risk of skin damage, with a reduced burn time of just 25 minutes. It's a time for outdoor enthusiasts to embrace the warmer weather while also taking precautions against the sun’s stronger rays. This upward trend will continue into June and July, when the UV Index peaks at 8, making awareness and protective measures essential as summer approaches. For more details on the UV Index throughout the year, visit Poznan UV Index.
UV Risk Categories
May brings a delightful surge of sunlight to Poznan, Poland, with 384 hours of brilliant sunshine marking a welcoming transition into the vibrant summer months. This increase isn't arbitrary; it signifies a clear upwards trend from the year's start, with only 108 hours in January gradually climbing to 339 hours in April. By May, the days grow longer and more radiant, laying the groundwork for June's peak of 420 hours. As spring unfurls into summer, the contrast between the earlier colder months and the sunshine-rich days emphasizes Poznan's seasonal transformation, inviting both locals and visitors to bask in the warmth and beauty of this lively city.
As spring unfolds, May in Poznan, Poland, brings a promising 41% chance of sunny weather—a significant increase compared to the cooler months. This uptick in sunshine heralds the arrival of brighter days, following a modest 37% in March and a slight dip to 35% in April. Interestingly, May’s sunshine likelihood begins to bridge the gap towards the summer months, where June peaks at 50%. In comparison to the winter months, where sun chances plummet to as low as 14% in January, May clearly shines as a delightful transition into a sunnier season, making it a perfect time for outdoor activities and enjoying the blossoming beauty of spring.
In Poznań, Poland, the progression of daylight duration throughout the year reveals a captivating trend as Spring blooms into Summer. Starting the year with a modest 8 hours of daylight in January, residents gradually welcome longer days, culminating in 15 hours by May. This increase represents a significant leap, signaling the arrival of warmer weather and longer evenings filled with vibrant activity. As May unfolds, the days continue to stretch toward June's peak of 16 hours, before tapering off again in the later months. The shift from the starkness of winter to the abundant light of spring and early summer not only enhances daily life but also heralds the joyous essence of the changing seasons in this lively city.
In May, Poznań experiences a gentle increase in wind activity, with an average wind speed reaching 3.7 m/s (8 mph). This uptick reflects a gradual awakening of the season, as spring fully sets in. Notably, this trend marks a continuation from April's winds, which measured 3.6 m/s (8 mph), showcasing a slow but steady rise as warmer temperatures approach. Following this month, however, the wind begins to soften, dipping to 2.8 m/s (6 mph) in June. As we transition from the blustery bursts of early spring to the milder breezes of summer, May serves as a pivotal point, striking a delightful balance that invigorates the city while hinting at the calm to come.
Weather in Poznan varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Poznan, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present stark contrasts in weather conditions. In May, temperatures range from a low of 0°C (32°F) to a warm maximum of 30°C (86°F), with an average of 13°C (56°F), creating a pleasant and inviting atmosphere. The month sees around 68 mm (2.7 in) of precipitation over 11 days, and the humidity is moderate at 67%. In contrast, January is much colder, with temperatures dropping as low as -18°C (1°F) and averaging just 1°C (34°F), peaking at only 12°C (54°F). While January has slightly less precipitation at 46 mm (1.8 in) over the same number of days, the humidity is higher at 90%, giving the month a notably chillier feel. For a more detailed look at what to expect, check out Poznan weather in January.
May and February present stark contrasts in weather conditions. In May, temperatures range from a chilly 0°C (32°F) to a warm 30°C (86°F), with an average of 13°C (56°F), reflecting the transition into late spring. This month experiences about 68 mm (2.7 in) of rain over 11 days and a humidity level of 67%. In contrast, February is much colder, with temperatures seeing a minimum of -15°C (5°F) and an average of just 2°C (35°F), peaking at 17°C (63°F). It has lighter precipitation at 44 mm (1.7 in) over 9 days but maintains higher humidity at 90%. For a more detailed overview of February weather, check out Poznan weather in February.
May and March display stark contrasts in weather conditions. In March, temperatures range from a minimum of -14°C (6°F) to a maximum of 19°C (67°F), with an average temperature of 4°C (40°F). The month experiences 43 mm (1.7 in) of precipitation over 11 days, accompanied by relatively high humidity at 87%. In comparison, May offers much warmer temperatures, with a minimum of 0°C (32°F) and a maximum reaching up to 30°C (86°F), and an average of 13°C (56°F). The precipitation increases slightly to 68 mm (2.7 in) over 11 days, but the humidity drops to 67%. For a closer look at March weather in Poznan, visit Poznan weather in March.
When comparing the weather between April and May, notable shifts in temperature and precipitation emerge. In May, the average temperature rises to 13°C (56°F), with a maximum of 30°C (86°F), indicating a transition into warmer conditions. In contrast, April has a cooler average temperature of 9°C (48°F) and a maximum of 27°C (81°F). Precipitation also increases in May, with 68 mm (2.7 in) recorded over 11 days, compared to April's 34 mm (1.4 in) over 9 days. Additionally, while April experiences higher humidity at 80%, May’s humidity decreases slightly to 67%. For more insights on April’s climate, check Poznan weather in April.
May and June weather display notable differences in temperature while maintaining similar levels of precipitation. In May, temperatures range from a minimum of 0°C (32°F) to a maximum of 30°C (86°F), with an average temperature of 13°C (56°F) and 68 mm (2.7 in) of precipitation over 11 days. In contrast, June sees a warmer profile with temperatures starting at a minimum of 4°C (40°F) and reaching up to 37°C (98°F), averaging 19°C (67°F). Although both months experience comparable precipitation levels—69 mm (2.7 in) in June—humidity remains consistent at 67% for both months. For more detailed weather insights, check out Poznan weather in June.
May and July present distinct weather patterns, each with its own characteristics. In May, temperatures can range from a chilly 0°C (32°F) at night to a pleasant average of 13°C (56°F) during the day, peaking at 30°C (86°F). The month experiences a moderate level of precipitation, totaling 68 mm (2.7 in) over 11 days, and maintains a humidity level of 67%.
In contrast, July enjoys warmer temperatures, with minimums starting at 7°C (45°F), an average of 19°C (67°F), and an impressive maximum of 37°C (99°F). This month sees increased rainfall as well, with 99 mm (3.9 in) spread across 12 days, while humidity remains consistent at 67%. For more details on July weather, check out Poznan weather in July.
In comparing the weather between May and August, we see notable differences in temperature and overall conditions. May typically experiences a minimum temperature of 0°C (32°F) and an average of 13°C (56°F), with peaks reaching up to 30°C (86°F). The month also sees about 68 mm (2.7 in) of precipitation over 11 days, while humidity levels hover around 67%.
In contrast, August offers warmer temperatures, with a minimum of 6°C (43°F), an average of 20°C (68°F), and maximums reaching 34°C (93°F). Precipitation slightly decreases to 63 mm (2.5 in) spread over 10 days, but humidity remains the same at 67%. For more details on August weather, you can refer to Poznan weather in August.
May and September present distinct yet pleasant weather experiences. In May, temperatures range from a chilly 0°C (32°F) at night to a warm 30°C (86°F) during the day, averaging around 13°C (56°F). The month sees about 68 mm (2.7 in) of precipitation spread over 11 days, with humidity levels around 67%.
In contrast, September offers slightly milder conditions, with minimum temperatures of 3°C (37°F) and maximums reaching up to 33°C (92°F), averaging 15°C (59°F). Although it experiences less rainfall at 59 mm (2.3 in) over 10 days, humidity rises to 78%. This seasonal shift makes September a perfect transition into autumn, characterized by warmer afternoons and cooler evenings. For more details, check out Poznan weather in September.
May and October exhibit distinctly different weather patterns in terms of temperature and humidity. In May, temperatures range from a cool 0°C (32°F) at night to a warm average of 13°C (56°F) and can reach a high of 30°C (86°F) during the day. This month also sees about 68 mm (2.7 in) of precipitation over approximately 11 days, with humidity levels around 67%. In contrast, October is cooler, featuring minimum temperatures dropping to -3°C (27°F) and an average of 11°C (52°F), peaking at 24°C (76°F). It has slightly less precipitation at 61 mm (2.4 in) over the same number of days, but the humidity rises to 84%, creating a more damp atmosphere. For more detailed information, visit Poznan weather in October.
In comparing May and November weather, it's evident that May offers a more temperate climate with a minimum temperature of 0°C (32°F) and a comfortable average of 13°C (56°F), contrasting sharply with November's colder conditions, which can dip to a minimum of -5°C (23°F) and an average of just 6°C (43°F). May enjoys a maximum temperature of 30°C (86°F), allowing for warmer days, while November's highs reach only 18°C (65°F). Precipitation is slightly more frequent in May, with 68 mm (2.7 in) falling over 11 days compared to November's 40 mm (1.6 in) across 8 days, though November's higher humidity at 89% can make the chill feel even more pronounced. For more details about November weather specifically, you can check out Poznan weather in November.
In comparing the weather between May and December, it's evident that the two months present stark contrasts. May typically features a more moderate climate, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 30°C (86°F) and an average temperature of 13°C (56°F). The month also experiences moderate precipitation of 68 mm (2.7 in) over 11 days, accompanied by a humidity level of 67%. In contrast, December brings a much colder and harsher environment, with temperatures dropping as low as -17°C (2°F) and averaging only 2°C (36°F). The maximum temperature in December reaches 12°C (55°F), but with lower precipitation at 47 mm (1.8 in) over the same number of days, albeit with a much higher humidity level of 92%. For those interested in more details, see Poznan weather in December.
As May rolls in, Poznan experiences a delightful transition from the chill of winter to the warmth of summer. With temperatures rising, you can expect a mix of mild days that occasionally flirt with 30°C (86°F), making it a perfect time to enjoy outdoor activities. May sees increased rainfall, with about 11 days of precipitation, which is a stark contrast to the drier months of summer. The humidity level reaches around 67%, adding a fresh feel to the air. This month truly embodies a vibrant awakening, distinguishing itself from the stillness of March and the coolness of April. For more detailed insights into Poznan's weather patterns, explore Poznan Climate.