Last updated: August 27, 2025
May in Olsztyn, Poland brings a delightful transition into spring, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 30°C (85°F). The average temperature settles at a pleasant 14°C (57°F), inviting residents and visitors outdoors. However, expect some rainy days as precipitation totals 83 mm (3.3 in) over the month, with 15 days experiencing showers, contributing to a humidity level of 65%. This blend of warmth and moisture fosters a vibrant landscape, making May an ideal time to explore the natural beauty of Olsztyn.
In May, Olsztyn, Poland experiences a significant rise in temperatures, marking a transition from the lingering chill of spring to the warmth of early summer. With a minimum temperature of -2°C (29°F) at the start of the month, residents can finally shed the heavy winter coats. The average temperature reaches a pleasant 14°C (57°F), while daytime highs can soar to an invigorating 30°C (85°F), bringing perfect conditions for outdoor activities and the blossoming of vibrant flora. This noticeable warmth foreshadows the balmy months to come, making May an ideal time to explore the city and its picturesque surroundings as nature awakens in full bloom.
May in Olsztyn, Poland, marks a notable peak in precipitation, with 83 mm (3.3 in) of rain falling over 15 days. This increase is evident when compared to the preceding months; April's rainfall was 58 mm (2.3 in) over just 10 days, highlighting a significant rise in both the volume and frequency of rain as spring transitions to early summer. The trend continues into June, where precipitation remains high at 76 mm (3.0 in), indicating that May's robust rainfall prepares the landscape for the lushness of summer. Overall, May serves as a pivotal month for Olsztyn, setting the stage for the warm, green months ahead, while showcasing the region's dynamic weather patterns.
As spring gives way to summer in Olsztyn, May stands out with a notable drop in humidity, recorded at 65%. This decrease marks a significant shift from the higher levels seen in the preceding months, where humidity lingered around 79% in April and hovered in the 80s throughout winter. This reduction not only brings a breath of fresh air but also heralds the approach of sunnier days, as humidity gradually begins to rise again in June. Overall, May serves as a refreshing interlude, offering a pleasant contrast to the dampness of the early year and paving the way for the warm months ahead.
As we transition into May in Olsztyn, Poland, residents and visitors should be prepared for a notable increase in sun exposure, with a UV Index climbing to 7, indicating a high risk category and a burn time of just 25 minutes. This marks a significant jump from April’s UV Index of 5, showcasing a trend toward more intense sunlight as spring progresses towards summer. Following May, the levels peak in June and July, reaching a UV Index of 8, where caution becomes crucial. It’s evident that the sun's potency is on the rise; thus, protecting your skin with adequate sunscreen and limiting direct exposure during peak hours is advisable. For more information, check out the detailed insights on the Olsztyn UV Index.
UV Risk Categories
As May unfolds in Olsztyn, Poland, the city basks in the glow of 362 hours of sunshine, marking a vibrant peak in the spring season. This surge in sunlight is part of a clear upward trend that begins with the brisk days of early winter, where January only sees 122 hours. With each passing month, light hours consistently increase, reaching 318 hours in April, and setting the stage for May's abundant sunshine. Following this sunny crescendo, June and July continue the trend with even more light, peaking at 415 hours in July. However, as summer wanes, the hours gradually decline, reminding us that every sunny May is just a prelude to the shifting light of autumn. This seasonal rhythm not only highlights the beauty of Olsztyn’s climate but also beckons residents and visitors alike to revel in the warmth and vitality of spring.
As spring advances into May, Olsztyn, Poland experiences a notable increase in sunny weather, with a 37% chance of sunshine—a promising rise from the earlier months. This trend showcases a gradual shift from the bleak winter and dreary early spring, where January and February barely see the sun at 18% and 28%, respectively. By April, the likelihood climbs to 36%, setting the stage for May’s brighter outlook. Though the chance of sun dips slightly in July, it is followed by a resurgence in late summer. Overall, May offers a refreshing embrace of brightness, amidst a seasonal transition that hints at the glorious, sun-soaked days of summer ahead.
As spring unfolds in Olsztyn, Poland, May shines brightly with an impressive 15 hours of daylight, marking a significant leap from the 13 hours noted in April. This increase not only heralds the heart of spring but also hints at the approaching summer, where daylight peaks at 16 hours in June. Following this peak, Olsztyn experiences a gentle decline in daylight hours, with July and August offering 15 and 14 hours, respectively. By the time autumn rolls around, daylight diminishes noticeably, settling back to 10 hours in October. This rhythmic ebb and flow of daylight reflects the cyclical nature of the seasons, inviting residents to enjoy longer, sunlit days in May before the gradual transition toward shorter hours in the latter half of the year.
In Olsztyn, Poland, the average wind speed in May reaches a pleasant 4.1 m/s (9 mph), marking a slight increase from the previous months. As spring unfolds, the winds pick up just enough to refresh the air and enhance the vibrant atmosphere. The mild conditions in May contrast with the summer months, where wind speeds notably dip to 2.8 m/s (6 mph) in June and July. This trend signifies a seasonal shift, with the winds becoming gentler as the warmer months approach. Overall, May serves as a delightful transition, bridging the chill of spring and the warmth of summer, while maintaining a refreshing breeze that energizes the landscape of Olsztyn.
Weather in Olsztyn varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Olsztyn, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present striking contrasts in weather conditions. In May, temperatures range from a chilly -2°C (29°F) at night to a warm 30°C (85°F) during the day, with an average of 14°C (57°F). The month sees about 83 mm (3.3 in) of precipitation over 15 days, accompanied by a moderate humidity of 65%. In stark contrast, January experiences frigid temperatures from a minimum of -26°C (-15°F) to a maximum of just 11°C (52°F), with a bitter average of -1°C (31°F). This winter month records less precipitation at 40 mm (1.6 in) over 10 days but is characterized by higher humidity at 90%. For a detailed look at January's conditions, you can check Olsztyn weather in January.
When comparing the weather in May and February, there is a stark contrast in temperature and general conditions. In May, temperatures can range from a chilly -2°C (29°F) at night to a warm 30°C (85°F) during the day, with an average of 14°C (57°F). In contrast, February remains much colder, with minimum temperatures plunging to -14°C (7°F), an average of just 1°C (34°F), and a maximum of only 18°C (65°F). Additionally, May experiences significantly more precipitation at 83 mm (3.3 in) over 15 days, while February sees a more moderate 50 mm (2.0 in) over just 11 days. Humidity levels also differ, with May's humidity at 65% compared to February's higher 88%. For a more detailed look at February weather, you can visit Olsztyn weather in February.
Comparing the weather in March and May reveals significant differences, particularly in temperature and humidity. March experiences colder temperatures, with a minimum of -15°C (5°F) and an average of 4°C (39°F), while May boasts a milder climate, featuring a minimum of -2°C (29°F) and an average of 14°C (57°F). Precipitation is more frequent in May, occurring over 15 days with a total of 83 mm (3.3 in), compared to March's 42 mm (1.7 in) over 11 days. Interestingly, March has a higher humidity level at 86%, compared to May's 65%, suggesting that while May is warmer, March feels more humid. For more details on March conditions, visit Olsztyn weather in March.
In comparing the weather patterns of May and April, May tends to be noticeably warmer, with average temperatures reaching 14°C (57°F) compared to April's cooler 9°C (48°F). While April experiences a maximum temperature of 27°C (81°F), May peaks at a higher 30°C (85°F). Additionally, May sees increased precipitation with 83 mm (3.3 in) over 15 rainy days, in contrast to April's 58 mm (2.3 in) across 10 days. However, April has slightly higher humidity levels at 79%, compared to May's 65%. For a detailed overview of April weather, check Olsztyn weather in April.
In comparing the weather of May and June, we see a notable increase in temperatures. May starts with a minimum of -2°C (29°F) and averages around 14°C (57°F), peaking at 30°C (85°F). In contrast, June's temperatures range from a minimum of 5°C (42°F), average 19°C (67°F), and reach a maximum of 35°C (95°F). While May has slightly more precipitation at 83 mm (3.3 in) over 15 days, June is close behind with 76 mm (3.0 in) over 12 days. Additionally, humidity remains similar in both months, with May at 65% and June slightly higher at 66%. For more detailed information, check out Olsztyn weather in June.
In May, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant average of 14°C (57°F), with highs reaching up to 30°C (85°F). The month experiences about 83 mm (3.3 in) of precipitation over approximately 15 days, and humidity hovers around 65%. In contrast, July brings warmer weather, with a minimum temperature of 8°C (46°F) and an average of 20°C (68°F), peaking at a hot 37°C (99°F). Interestingly, July also sees roughly the same amount of rainfall, at 83 mm (3.3 in), but over just 13 days, and humidity is slightly higher at 67%. For more detailed climate information, you can check Olsztyn weather in July.
May and August present distinct weather patterns, both in terms of temperature and precipitation. In May, temperatures range significantly, with a minimum of -2°C (29°F) and a maximum of 30°C (85°F), leading to an average of 14°C (57°F). The month experiences approximately 83 mm (3.3 in) of precipitation spread over 15 days, coupled with a humidity level of 65%. In contrast, August features warmer conditions with a minimum of 7°C (44°F) and a maximum of 35°C (94°F), resulting in a higher average temperature of 20°C (68°F). While precipitation slightly increases to 91 mm (3.6 in) over 12 days, humidity also rises to 67%. For more details on the weather specifics, you can visit Olsztyn weather in August.
May and September exhibit notable differences in weather patterns, with each month offering its unique climate characteristics. In May, temperatures range from a chilly minimum of -2°C (29°F) to a warm maximum of 30°C (85°F), averaging around 14°C (57°F). This month also experiences around 83 mm (3.3 in) of precipitation over 15 days, with a humidity level of 65%. In contrast, September features slightly milder conditions, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 32°C (90°F) and an average of 15°C (59°F). Rainfall is marginally higher at 87 mm (3.4 in) over 11 days, accompanied by increased humidity at 72%. For a more detailed look at this month's weather, you can visit Olsztyn weather in September.
May and October present notable contrasts in weather patterns. In May, temperatures range from a chilly -2°C (29°F) at night to a warm 30°C (85°F) during the day, with an average of 14°C (57°F). The month sees around 83 mm (3.3 in) of precipitation over approximately 15 days, accompanied by a humidity level of 65%. In October, however, temperatures drop slightly, with minimums of -3°C (27°F) and maximums reaching 24°C (76°F), averaging 11°C (51°F). Precipitation is also reduced to 65 mm (2.6 in) over about 11 days, while humidity increases to 83%. Overall, October's cooler temperatures and higher humidity create a distinct shift from May's warmer, more variable climate. For more detailed insights, check out this link: Olsztyn weather in October.
May weather is much warmer and more variable compared to November, with temperatures ranging from a chilly -2°C (29°F) at night to a pleasant 30°C (85°F) during the day. In contrast, November experiences cooler temperatures, with nighttime lows dropping to -7°C (19°F) and daytime highs reaching only 19°C (67°F). May also sees significantly higher precipitation, totaling 83 mm (3.3 in) over 15 days, while November has less rainfall at 40 mm (1.6 in) over just 9 days. Additionally, November has a higher humidity level at 90%, compared to May's 65%. For more detailed information, check out Olsztyn weather in November.
In May, the weather tends to be much warmer, with temperatures ranging from a chilly minimum of -2°C (29°F) to a comfortable maximum of 30°C (85°F), and an average of 14°C (57°F). This month experiences about 83 mm (3.3 in) of precipitation spread over 15 days, with a humidity level of 65%. In contrast, December brings much colder temperatures, with a minimum of -14°C (7°F) and a maximum of just 14°C (58°F), averaging around 1°C (35°F). This month sees less precipitation, totaling 56 mm (2.2 in) over 13 days, but has a notably higher humidity level of 92%. For more details on December weather, check Olsztyn weather in December.
As spring fully blossoms, May in Olsztyn stands out with its vibrant weather, boasting milder temperatures compared to the chilly months that precede it. The transition brings longer days filled with sunshine, allowing for delightful outdoor activities amidst a backdrop of lush greenery. While occasional rain showers, contributing to a total of 83 mm over about 15 days, keep the environment fresh, the humidity adds a touch of warmth, making May a pleasant and engaging month for locals and visitors alike. For more insights into the climate patterns throughout the year, check out Olsztyn Climate.