Average annual temperature is 22.6 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: 0.7 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of Thomaston
* Weather data for Thomaston 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) | 26.9 | 29.1 | 31.6 | 31.9 | 32.3 | 38.0 | 38.6 | 40.7 | 39.5 | 35.7 | 30.4 | 26.4 |
| Average daytime temperature (°C) | 20.5 | 21.4 | 25.4 | 25.9 | 29.0 | 34.9 | 36.4 | 38.9 | 35.3 | 28.7 | 21.8 | 21.0 |
| Average temperature (°C) | 15.1 | 15.3 | 19.9 | 20.6 | 24.2 | 28.9 | 30.5 | 31.9 | 29.5 | 23.3 | 16.9 | 14.9 |
| Average night temperature (°C) | 10.9 | 11.0 | 16.0 | 16.5 | 20.3 | 24.3 | 25.9 | 26.5 | 24.9 | 19.3 | 13.3 | 10.5 |
| Absolute minimum temperature (°C) | 1.4 | 0.7 | 5.5 | 11.5 | 15.6 | 19.4 | 24.2 | 24.6 | 22.4 | 7.6 | 5.6 | 3.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 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) | 6.5 | 7.6 | 7.3 | 8.3 | 9.1 | 12.4 | 12.5 | 11.8 | 10.9 | 8.6 | 6.4 | 7.8 |
| Precipitation (mm) | 80 | 23 | 93 | 178 | 179 | 26 | 31 | 4 | 76 | 88 | 59 | 45 |
| Sunny days | 17 | 13 | 9 | 9 | 5 | 21 | 16 | 25 | 11 | 14 | 14 | 20 |
| Rainy days | 14 | 15 | 22 | 21 | 26 | 9 | 15 | 6 | 19 | 17 | 16 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Thomaston during the most sunny months:
The largest precipitation sum in Thomaston is at