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Plzeň Weather by Month
Average temperatures, rainfall and humidity for Plzeň, Czechia, month by month, built from OpenWeather's historical records. Use it to see what a typical Plzeň month looks like before you travel — then check the live Plzeň forecast for the days ahead.
Warmest month
August
26°C average high
Coolest month
January
-2°C average low
Wettest month
August
67 mm of rain
Driest month
February
25 mm of rain
Average temperature and rainfall in Plzeň by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 3°C | -2°C | -23°C / 17°C | 27 mm | 88% | 9 km/h |
| February | 5°C | -1°C | -16°C / 18°C | 25 mm | 85% | 8 km/h |
| March | 10°C | 1°C | -10°C / 24°C | 33 mm | 76% | 7 km/h |
| April | 15°C | 3°C | -7°C / 28°C | 37 mm | 72% | 7 km/h |
| May | 19°C | 8°C | -2°C / 31°C | 57 mm | 73% | 8 km/h |
| June | 25°C | 12°C | 5°C / 39°C | 52 mm | 72% | 7 km/h |
| July | 26°C | 13°C | 4°C / 39°C | 61 mm | 69% | 7 km/h |
| August | 26°C | 14°C | 5°C / 38°C | 67 mm | 72% | 6 km/h |
| September | 21°C | 10°C | 1°C / 33°C | 47 mm | 79% | 6 km/h |
| October | 14°C | 6°C | -3°C / 27°C | 42 mm | 86% | 6 km/h |
| November | 8°C | 2°C | -8°C / 18°C | 38 mm | 90% | 6 km/h |
| December | 5°C | 0°C | -17°C / 17°C | 31 mm | 90% | 8 km/h |
Best time to visit Plzeň
The most comfortable time to visit Plzeň is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around August, totalling about 517 mm a year.
Travellers who prefer heat should aim for August, when highs average 26°C. August is the month to avoid if rain would spoil your plans — it averages 67 mm, roughly 3× the rainfall of February.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Plzeň forecast for what is happening now.