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Poznań Weather in May
Poznań in May sees pleasant temperatures, with highs around 20°C (68°F) and overnight lows of 9°C (48°F). Overall excellent conditions make it one of the better months to visit.
Rainfall in Poznań in May
The climate data from previous years indicates about 11 days of rain, averaging 59 mm (2.3 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Poznań in May
May in Poznań is generally excellent, with days reaching 20°C (68°F) and nights settling around 9°C (48°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Poznań in May
Expect a lot of sunshine this month, with about 259 hours of sun. These sunny conditions add to the overall experience.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Poznań.
Poznań Temperature in May
Min Temperature
9°C (48°F)
Max Temperature
20°C (68°F)
Chance of Rain
37%
Precipitation
59 mm (2.3 in)
Rainy days
11 days
Humidity
68%
Sunshine
259 hours
Percentage Sunshine
Poznań Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Poznań - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Poznań typically rise from around 17°C (63°F) at the start of May to approximately 21°C (70°F) by the end. Nights are cool, with lows typically ranging from 6°C (43°F) to 10°C (50°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Poznań in May
Browse day-by-day weather records for Poznań spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Poznań historical weather extremes in May
According to our 50 years of weather records for Poznań, the following extremes were recorded between 1976 and 2026.
- On May 17, 2000, temperatures climbed to 31°C (88°F), marking the warmest May day on record.
- Poznań registered its coldest May night on May 4, 2011, with temperatures dropping to -3°C (27°F).
- Peak precipitation in May occurred on May 19, 1979, when 41 mm (1.6 in) of precipitation was measured.
Best Places in Poland in May
Find out more about the weather in Poland and which places have the best travel conditions in this month. See all of Poland in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Poznań in May
Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Poznań in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping4/10 -
Outdoor sports10/10
Poznań 3-Day Forecast
More climate data for Poznań
Temperature Rainfall Sunshine Humidity
See the full Poznań climate overview or explore weather in Poland.
Popular in May
Where to go in May - average daytime high across popular destinations.
Warsaw
20°C (68°F) Poznań20°C (68°F) Kraków
20°C (68°F) Gdańsk17°C (63°F) Zakopane
16°C (61°F) Sopot
16°C (61°F) Kołobrzeg16°C (61°F) Gdynia16°C (61°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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