Average annual temperature is 10.5 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -25.9 °C
Number of sunny days: 131 days
Number of rainy days: 209 days
Number of snow days: 25 days
Look at detailed online map of Town of Princetown
* Weather data for Town of Princetown 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) | 9.8 | 15.4 | 15.7 | 29.3 | 31.3 | 33.8 | 32.0 | 28.3 | 32.8 | 28.1 | 17.8 | 11.3 |
| Average daytime temperature (°C) | 4.1 | 5.3 | 6.9 | 16.8 | 21.8 | 24.5 | 28.1 | 25.2 | 22.7 | 18.1 | 8.4 | 5.8 |
| Average temperature (°C) | 0.6 | -0.6 | 1.6 | 10.2 | 14.7 | 18.7 | 22.6 | 20.2 | 17.9 | 13.1 | 3.5 | 2.2 |
| Average night temperature (°C) | -2.4 | -5.3 | -2.8 | 5.0 | 8.6 | 14.0 | 18.1 | 16.3 | 14.0 | 9.0 | -0.2 | -0.4 |
| Absolute minimum temperature (°C) | -7.5 | -25.9 | -9.0 | -3.5 | 2.1 | 9.2 | 13.4 | 11.3 | 7.9 | 0.5 | -5.4 | -7.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.4 | 5.9 | 6.6 | 8.4 | 11.7 | 9.9 | 10.9 | 9.8 | 7.9 | 6.6 | 6.6 | 3.5 |
| Precipitation (mm) | 99 | 55 | 131 | 91 | 57 | 97 | 302 | 175 | 92 | 104 | 62 | 178 |
| Sunny days | 10 | 10 | 9 | 13 | 18 | 6 | 4 | 5 | 15 | 15 | 15 | 11 |
| Rainy days | 16 | 13 | 17 | 17 | 13 | 24 | 27 | 26 | 15 | 16 | 10 | 15 |
| Snow days | 5 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 |
The best time to visit Town of Princetown during the most sunny months:
Months with the longest average daylight duration in Town of Princetown:
The largest precipitation sum in Town of Princetown is at