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Rzeszów Weather by Month
Average temperatures, rainfall and humidity for Rzeszów, Poland, month by month, built from OpenWeather’s historical records. Use it to see what a typical Rzeszów month looks like before you travel — then check the live Rzeszów forecast for the days ahead.
Warmest month
August
26°C average high
Coolest month
January
-3°C average low
Wettest month
October
57 mm of rain
Driest month
January
24 mm of rain
Average temperature and rainfall in Rzeszów 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 | 2°C | -3°C | -24°C / 23°C | 24 mm | 84% | 15 km/h |
| February | 5°C | -2°C | -17°C / 18°C | 27 mm | 79% | 15 km/h |
| March | 9°C | 0°C | -18°C / 26°C | 39 mm | 72% | 15 km/h |
| April | 15°C | 4°C | -5°C / 28°C | 41 mm | 68% | 14 km/h |
| May | 19°C | 8°C | -3°C / 29°C | 51 mm | 71% | 13 km/h |
| June | 24°C | 13°C | 4°C / 35°C | 45 mm | 70% | 12 km/h |
| July | 26°C | 14°C | 7°C / 42°C | 51 mm | 70% | 11 km/h |
| August | 26°C | 14°C | 5°C / 41°C | 34 mm | 71% | 10 km/h |
| September | 21°C | 10°C | -2°C / 37°C | 52 mm | 78% | 12 km/h |
| October | 15°C | 6°C | -5°C / 25°C | 57 mm | 81% | 13 km/h |
| November | 8°C | 2°C | -12°C / 21°C | 40 mm | 86% | 14 km/h |
| December | 4°C | -1°C | -19°C / 23°C | 34 mm | 86% | 16 km/h |
Best time to visit Rzeszów
The most comfortable time to visit Rzeszów 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 October, totalling about 495 mm a year.
Travellers who prefer heat should aim for August, when highs average 26°C. October is the month to avoid if rain would spoil your plans — it averages 57 mm, roughly 2× the rainfall of the driest month (January).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Rzeszów forecast for what is happening now.