Average annual temperature is 12.2 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -20.8 °C
Number of sunny days: 210 days
Number of rainy days: 134 days
Number of snow days: 21 days
Look at detailed online map of Truro
* Weather data for Truro 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) | 11.8 | 14.8 | 22.6 | 28.3 | 31.1 | 32.7 | 35.9 | 37.3 | 35.2 | 32.9 | 19.8 | 15.0 |
| Average daytime temperature (°C) | 1.4 | 5.9 | 8.9 | 18.1 | 25.3 | 29.0 | 29.5 | 29.6 | 27.6 | 19.0 | 11.5 | 7.3 |
| Average temperature (°C) | -2.6 | -0.4 | 2.8 | 11.1 | 18.8 | 23.3 | 24.0 | 24.4 | 21.6 | 13.9 | 6.1 | 3.1 |
| Average night temperature (°C) | -5.7 | -5.0 | -1.6 | 5.5 | 12.7 | 17.7 | 19.1 | 19.9 | 16.3 | 9.5 | 1.8 | -0.2 |
| Absolute minimum temperature (°C) | -19.9 | -20.8 | -12.2 | -4.4 | 2.7 | 9.8 | 13.3 | 14.2 | 10.7 | -3.9 | -10.3 | -5.9 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 4.9 | 7.5 | 7.3 | 9.5 | 11.6 | 12.4 | 12.1 | 11.5 | 10.7 | 7.8 | 7.1 | 4.9 |
| Precipitation (mm) | 45 | 52 | 50 | 48 | 44 | 98 | 118 | 101 | 34 | 52 | 8 | 59 |
| Sunny days | 18 | 18 | 18 | 17 | 19 | 16 | 15 | 16 | 19 | 16 | 23 | 15 |
| Rainy days | 6 | 7 | 10 | 12 | 12 | 14 | 16 | 15 | 11 | 14 | 5 | 12 |
| Snow days | 7 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 |
The best time to visit Truro during the most sunny months:
The largest precipitation sum in Truro is at