Average annual temperature is 7.3 °C
Absolute maximum temperature: 31.2 °C
Absolute minimum temperature: -32.1 °C
Number of sunny days: 113 days
Number of rainy days: 195 days
Number of snow days: 57 days
Look at detailed online map of East Haven
* Weather data for East 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) | 6.8 | 8.3 | 7.5 | 25.0 | 29.3 | 31.2 | 30.1 | 25.1 | 29.3 | 27.3 | 12.5 | 12.9 |
| Average daytime temperature (°C) | 0.4 | -0.4 | 3.2 | 13.0 | 17.9 | 21.2 | 25.3 | 22.2 | 21.6 | 15.2 | 4.5 | 2.7 |
| Average temperature (°C) | -3.2 | -6.2 | -1.4 | 6.4 | 11.5 | 16.1 | 20.5 | 17.4 | 16.1 | 10.5 | 0.2 | -1.3 |
| Average night temperature (°C) | -6.5 | -12.0 | -5.9 | 1.2 | 5.4 | 11.7 | 16.5 | 13.4 | 11.6 | 6.7 | -3.1 | -4.5 |
| Absolute minimum temperature (°C) | -15.9 | -32.1 | -14.1 | -9.8 | -1.2 | 5.4 | 11.7 | 7.6 | 4.4 | -1.7 | -9.8 | -14.4 |
| 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) | 9.3 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| 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) | 2.8 | 5.7 | 5.8 | 7.8 | 10.8 | 8.1 | 9.7 | 9.8 | 8.2 | 5.3 | 5.2 | 3.0 |
| Precipitation (mm) | 99 | 53 | 89 | 94 | 73 | 160 | 208 | 149 | 55 | 108 | 58 | 126 |
| Sunny days | 5 | 8 | 10 | 10 | 17 | 5 | 3 | 5 | 15 | 10 | 12 | 13 |
| Rainy days | 14 | 6 | 6 | 17 | 14 | 25 | 28 | 26 | 15 | 21 | 10 | 13 |
| Snow days | 12 | 14 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 5 |
The best time to visit East Haven during the most sunny months:
Months with the longest average daylight duration in East Haven:
The largest precipitation sum in East Haven is at