Average annual temperature is 9.9 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -25.6 °C
Number of sunny days: 198 days
Number of rainy days: 141 days
Number of snow days: 26 days
Look at detailed online map of Town of New Haven
* Weather data for Town of New Haven 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) | 5.9 | 9.1 | 11.3 | 26.1 | 31.7 | 33.2 | 33.2 | 35.9 | 34.2 | 28.9 | 16.9 | 11.2 |
| Average daytime temperature (°C) | 0.5 | 2.4 | 5.8 | 14.4 | 22.6 | 28.2 | 28.5 | 27.5 | 24.3 | 15.3 | 7.8 | 5.0 |
| Average temperature (°C) | -3.2 | -3.1 | 0.2 | 8.1 | 15.4 | 21.4 | 22.6 | 21.8 | 18.8 | 11.1 | 3.0 | 1.2 |
| Average night temperature (°C) | -5.9 | -7.4 | -4.0 | 3.2 | 8.9 | 14.9 | 16.8 | 16.7 | 14.4 | 7.2 | -0.8 | -1.7 |
| Absolute minimum temperature (°C) | -25.6 | -24.2 | -17.1 | -4.0 | 0.0 | 6.7 | 12.5 | 9.3 | 6.7 | -4.0 | -12.8 | -8.3 |
| 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 | 14.7 | 15.4 | 15.1 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.7 | 6.5 | 7.0 | 8.0 | 10.5 | 12.2 | 12.5 | 11.3 | 8.8 | 6.7 | 6.5 | 4.2 |
| Precipitation (mm) | 38 | 66 | 70 | 96 | 70 | 44 | 41 | 65 | 94 | 93 | 26 | 40 |
| Sunny days | 15 | 13 | 14 | 15 | 21 | 21 | 13 | 20 | 14 | 10 | 25 | 17 |
| Rainy days | 8 | 6 | 12 | 14 | 10 | 9 | 18 | 11 | 16 | 21 | 5 | 11 |
| Snow days | 8 | 9 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Town of New Haven during the most sunny months:
Months with the longest average daylight duration in Town of New Haven:
The largest precipitation sum in Town of New Haven is at