Average annual temperature is 12.2 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: -10.5 °C
Number of sunny days: 171 days
Number of rainy days: 181 days
Number of snow days: 13 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) | 16.8 | 19.8 | 21.5 | 26.1 | 30.2 | 31.7 | 32.7 | 31.5 | 31.1 | 28.6 | 23.9 | 14.9 |
| Average daytime temperature (°C) | 5.8 | 10.2 | 10.8 | 17.1 | 22.6 | 26.2 | 28.1 | 26.9 | 25.1 | 18.4 | 11.7 | 8.0 |
| Average temperature (°C) | 2.3 | 3.9 | 4.6 | 10.8 | 16.2 | 20.4 | 23.1 | 21.9 | 19.5 | 13.3 | 6.0 | 3.9 |
| Average night temperature (°C) | -0.7 | -0.6 | 0.2 | 5.4 | 10.5 | 14.9 | 18.4 | 17.2 | 14.5 | 9.2 | 1.9 | 0.9 |
| Absolute minimum temperature (°C) | -10.0 | -10.5 | -8.5 | -2.1 | 1.1 | 10.1 | 14.5 | 11.4 | 8.7 | -4.5 | -8.8 | -6.8 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 3.9 | 7.2 | 7.3 | 8.7 | 10.6 | 10.7 | 12.1 | 11.1 | 9.9 | 7.2 | 7.7 | 4.3 |
| Precipitation (mm) | 134 | 63 | 158 | 71 | 69 | 66 | 96 | 95 | 27 | 66 | 32 | 54 |
| Sunny days | 6 | 15 | 13 | 16 | 19 | 14 | 8 | 13 | 17 | 14 | 23 | 13 |
| Rainy days | 19 | 11 | 15 | 14 | 12 | 16 | 23 | 18 | 13 | 16 | 7 | 17 |
| Snow days | 6 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit East Haven during the most sunny months:
The largest precipitation sum in East Haven is at