Average annual temperature is 18.2 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: -4.3 °C
Number of sunny days: 177 days
Number of rainy days: 188 days
Look at detailed online map of Thelma
* Weather data for Thelma 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) | 22.7 | 27.1 | 26.8 | 30.1 | 32.7 | 36.2 | 36.3 | 38.5 | 33.4 | 31.7 | 27.2 | 22.2 |
| Average daytime temperature (°C) | 15.0 | 17.9 | 19.4 | 22.0 | 27.9 | 32.0 | 32.8 | 33.4 | 30.8 | 25.1 | 18.3 | 14.6 |
| Average temperature (°C) | 10.1 | 11.8 | 13.5 | 16.1 | 21.6 | 25.5 | 27.1 | 27.5 | 24.5 | 19.2 | 12.6 | 9.1 |
| Average night temperature (°C) | 6.2 | 7.6 | 8.8 | 11.3 | 16.1 | 20.1 | 22.8 | 23.0 | 19.3 | 14.4 | 8.3 | 4.9 |
| Absolute minimum temperature (°C) | -2.1 | -3.4 | -4.3 | 6.8 | 8.0 | 16.9 | 19.7 | 18.2 | 15.1 | 3.8 | -0.1 | -1.6 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 5.8 | 6.4 | 8.2 | 8.4 | 11.0 | 12.4 | 11.1 | 10.7 | 10.8 | 8.6 | 7.0 | 7.2 |
| Precipitation (mm) | 148 | 146 | 120 | 151 | 44 | 119 | 125 | 121 | 20 | 14 | 49 | 85 |
| Sunny days | 12 | 9 | 16 | 12 | 12 | 11 | 10 | 16 | 15 | 23 | 21 | 20 |
| Rainy days | 19 | 19 | 15 | 18 | 19 | 19 | 21 | 15 | 15 | 8 | 9 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Thelma during the most sunny months:
The largest precipitation sum in Thelma is at