Monthly climate guide
Poznań weather in December
Expect cold weather in Poznań in December: afternoons reach about 4°C (38°F), while nights drop to around -1°C (30°F). Around 43 mm of rain falls over the month (fairly dry), and skies are often cloudy. Daytime highs are 4°C cooler than November and 3°C warmer than January.
What stands out in December
- Nights often drop below freezing (average low -1°C), so expect frost and icy mornings.
- Seasonally, December counts as early winter in Poznań.
- Only 2 months are cooler in Poznań than December.
- There's little difference between day and night (around 5°C).
Avg high
4°C
38°F
Avg low
-1°C
30°F
Rainfall
43 mm
fairly dry
Humidity
93%
relative
Sky
81%
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 December
- A proper insulated winter coat
- A hat, scarf and gloves
- Thermal base layers and warm, grippy boots for icy mornings
- A small travel umbrella, just in case
Is December 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 December
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Poznań weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/poland/poznan/december
<a href="https://weathercompare.eu/weather/poland/poznan/december">Poznań weather in December</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 December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/poland/poznan/december">Poznań weather in December</a> – WeatherCompare</p>
Poznań in December: quick answers
Is December a good time to visit Poznań?
December is cool in Poznań, with highs around 4°C. Better for museums and city walks than the beach, and usually quieter.
How warm is Poznań in December?
Average highs are about 4°C (38°F) and average lows about -1°C (30°F), based on 10 years of daily data.
Does it rain a lot in Poznań in December?
Poznań typically gets around 43 mm of rain in December — fairly dry.
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.