Average annual temperature is 21.6 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 0.2 °C
Number of sunny days: 143 days
Number of rainy days: 222 days
Look at detailed online map of Theressa
* Weather data for Theressa 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) | 28.4 | 30.1 | 31.6 | 33.5 | 34.5 | 36.3 | 37.2 | 37.7 | 35.1 | 30.0 | 28.5 | 25.9 |
| Average daytime temperature (°C) | 21.3 | 25.1 | 25.8 | 28.7 | 29.3 | 31.5 | 33.8 | 34.1 | 31.0 | 26.7 | 22.3 | 19.4 |
| Average temperature (°C) | 14.8 | 18.2 | 19.3 | 22.2 | 23.3 | 25.8 | 27.9 | 28.4 | 25.6 | 21.4 | 17.2 | 14.5 |
| Average night temperature (°C) | 9.9 | 13.3 | 14.6 | 17.2 | 18.8 | 21.7 | 24.2 | 24.5 | 21.6 | 17.3 | 13.5 | 11.1 |
| Absolute minimum temperature (°C) | 0.2 | 4.8 | 5.0 | 10.9 | 13.3 | 18.4 | 22.6 | 22.4 | 16.8 | 10.2 | 3.0 | 3.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.7 | 14.0 | 13.8 | 13.2 | 12.3 | 11.4 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.4 | 8.9 | 9.4 | 9.9 | 11.1 | 10.7 | 11.0 | 11.4 | 10.1 | 9.1 | 6.7 | 6.9 |
| Precipitation (mm) | 34 | 36 | 78 | 88 | 83 | 132 | 144 | 96 | 116 | 39 | 96 | 87 |
| Sunny days | 16 | 20 | 16 | 10 | 10 | 4 | 2 | 3 | 7 | 22 | 17 | 16 |
| Rainy days | 15 | 8 | 15 | 20 | 21 | 26 | 29 | 28 | 23 | 9 | 13 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Theressa is at