Average annual temperature is 10.0 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -12.9 °C
Number of sunny days: 133 days
Number of rainy days: 205 days
Number of snow days: 27 days
Look at detailed online map of Olszyn
* Weather data for Olszyn Poland is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.8 | 8.5 | 17.6 | 19.8 | 24.2 | 27.3 | 33.9 | 32.2 | 27.4 | 23.1 | 14.2 | 9.1 |
| Average daytime temperature (°C) | 4.0 | 3.3 | 8.1 | 12.9 | 18.3 | 22.6 | 25.1 | 26.3 | 23.2 | 14.6 | 5.5 | 2.5 |
| Average temperature (°C) | 2.1 | 0.7 | 4.0 | 8.4 | 13.1 | 17.8 | 20.2 | 21.1 | 17.7 | 10.8 | 3.0 | 0.6 |
| Average night temperature (°C) | 0.2 | -1.9 | -0.4 | 3.7 | 6.7 | 12.0 | 14.6 | 16.0 | 12.4 | 6.9 | 0.4 | -1.7 |
| Absolute minimum temperature (°C) | -3.6 | -6.9 | -5.0 | -4.6 | -1.1 | 5.0 | 10.7 | 10.9 | 9.8 | -0.3 | -8.3 | -12.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.3 | 9.9 | 11.9 | 13.9 | 15.7 | 16.7 | 16.2 | 14.6 | 12.7 | 10.6 | 8.8 | 7.8 |
| Daylight minimum duration (h) | 7.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 1.7 | 3.8 | 6.1 | 7.8 | 11.5 | 11.5 | 12.3 | 10.6 | 10.3 | 5.7 | 3.3 | 1.6 |
| Precipitation (mm) | 85 | 57 | 48 | 64 | 66 | 78 | 69 | 82 | 38 | 75 | 81 | 81 |
| Sunny days | 10 | 11 | 12 | 7 | 21 | 10 | 11 | 9 | 20 | 12 | 5 | 5 |
| Rainy days | 19 | 11 | 14 | 21 | 10 | 20 | 20 | 22 | 10 | 19 | 19 | 20 |
| Snow days | 2 | 6 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 6 |
The best time to visit Olszyn during the most sunny months:
Months with the longest average daylight duration in Olszyn: