Monthly climate guide
Poznań weather in May
With highs near 19°C (67°F) and lows around 8°C (47°F), May feels mild in Poznań. Rainfall averages about 55 mm (some rain) and the sky is often cloudy. Daytime highs are 4°C warmer than April and 4°C cooler than June.
What stands out in May
- Just 200 km apart, but Poznań runs about 2°C warmer than Karpacz this month.
- It warms up quickly from here: by June highs are about 4°C higher.
- Skies are at their clearest this time of year.
- Seasonally, May counts as late spring in Poznań.
Avg high
19°C
67°F
Avg low
8°C
47°F
Rainfall
55 mm
some rain
Humidity
70%
relative
Sky
62%
cloud · often cloudy
Poznań weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 1°C / 34°F | -4°C / 25°F | 49 mm | 92% | 83% |
| February | 3°C / 38°F | -3°C / 26°F | 36 mm | 89% | 76% |
| March | 9°C / 47°F | -1°C / 31°F | 36 mm | 81% | 66% |
| April | 15°C / 59°F | 4°C / 39°F | 29 mm | 73% | 60% |
| May | 19°C / 67°F | 8°C / 47°F | 55 mm | 70% | 62% |
| June | 23°C / 74°F | 13°C / 55°F | 69 mm | 68% | 63% |
| July | 25°C / 77°F | 15°C / 58°F | 80 mm | 67% | 67% |
| August | 26°C / 78°F | 15°C / 58°F | 51 mm | 65% | 62% |
| September | 21°C / 69°F | 10°C / 51°F | 47 mm | 71% | 63% |
| October | 14°C / 58°F | 6°C / 42°F | 49 mm | 81% | 70% |
| November | 8°C / 46°F | 2°C / 35°F | 36 mm | 91% | 80% |
| December | 4°C / 38°F | -1°C / 30°F | 43 mm | 93% | 81% |
What to pack for May
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- A small travel umbrella, just in case
Is May a good time to visit Poznań?
Compare the months in the chart above to find your ideal window.
Best time to visit Poznań →Other Poland cities in May
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Poznań weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/poland/poznan/may
<a href="https://weathercompare.eu/weather/poland/poznan/may">Poznań weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/poland/poznan" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Poznań weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/poland/poznan/may">Poznań weather in May</a> – WeatherCompare</p>
Poznań in May: quick answers
Is May a good time to visit Poznań?
Yes. May is one of the best months for Poznań, with highs around 19°C and about 55 mm of rain.
How warm is Poznań in May?
Average highs are about 19°C (67°F) and average lows about 8°C (47°F), based on 10 years of daily data.
Does it rain a lot in Poznań in May?
Poznań typically gets around 55 mm of rain in May — some rain.
Figures are long-term averages for the area around Poznań (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.