Average annual temperature is 12.6 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: -9.8 °C
Number of sunny days: 166 days
Number of rainy days: 190 days
Number of snow days: 9 days
Look at detailed online map of Opperman
* Weather data for Opperman United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.6 | 22.2 | 23.2 | 28.2 | 29.1 | 32.7 | 32.8 | 31.9 | 33.4 | 28.1 | 19.4 | 16.1 |
| Average daytime temperature (°C) | 7.9 | 11.6 | 11.4 | 18.6 | 21.9 | 26.1 | 29.5 | 27.6 | 25.1 | 18.7 | 11.9 | 9.0 |
| Average temperature (°C) | 3.5 | 4.8 | 5.2 | 11.8 | 15.6 | 19.8 | 23.5 | 21.9 | 19.3 | 13.6 | 6.3 | 4.8 |
| Average night temperature (°C) | 0.4 | 0.0 | 0.6 | 6.0 | 9.9 | 14.3 | 18.8 | 17.1 | 14.5 | 9.7 | 2.1 | 1.8 |
| Absolute minimum temperature (°C) | -7.0 | -9.8 | -7.8 | -0.5 | 2.1 | 8.7 | 14.9 | 11.7 | 9.4 | 1.7 | -7.1 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.5 | 6.7 | 7.1 | 8.8 | 10.3 | 10.9 | 11.6 | 10.8 | 9.2 | 7.4 | 6.9 | 4.6 |
| Precipitation (mm) | 138 | 58 | 121 | 87 | 83 | 114 | 91 | 111 | 41 | 88 | 48 | 66 |
| Sunny days | 8 | 15 | 12 | 14 | 19 | 14 | 7 | 14 | 15 | 13 | 22 | 13 |
| Rainy days | 19 | 12 | 16 | 16 | 12 | 16 | 24 | 17 | 15 | 18 | 8 | 17 |
| Snow days | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Opperman during the most sunny months:
The largest precipitation sum in Opperman is at