Average annual temperature is 12.2 °C
Absolute maximum temperature: 28.5 °C
Absolute minimum temperature: -18.1 °C
Number of sunny days: 182 days
Number of rainy days: 177 days
Number of snow days: 6 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) | 10.6 | 13.7 | 11.1 | 18.8 | 22.9 | 25.8 | 28.5 | 26.4 | 28.2 | 22.4 | 17.2 | 14.4 |
| Average daytime temperature (°C) | 6.5 | 5.5 | 7.1 | 12.2 | 16.3 | 19.9 | 25.4 | 24.2 | 22.2 | 17.7 | 11.0 | 8.4 |
| Average temperature (°C) | 4.2 | 2.6 | 4.4 | 9.7 | 13.4 | 17.5 | 23.4 | 22.0 | 19.6 | 15.1 | 7.5 | 5.9 |
| Average night temperature (°C) | 2.2 | -0.2 | 1.9 | 7.4 | 10.8 | 15.3 | 21.4 | 19.6 | 17.2 | 12.7 | 4.5 | 3.8 |
| Absolute minimum temperature (°C) | -2.2 | -18.1 | -2.0 | 1.4 | 6.2 | 9.8 | 17.3 | 16.3 | 11.0 | 6.5 | -1.1 | -4.2 |
| 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) | 4.7 | 6.7 | 7.9 | 8.8 | 12.2 | 10.9 | 11.6 | 10.1 | 7.7 | 7.9 | 7.1 | 5.5 |
| Precipitation (mm) | 160 | 61 | 128 | 114 | 70 | 47 | 157 | 193 | 230 | 70 | 50 | 216 |
| Sunny days | 11 | 14 | 14 | 15 | 21 | 15 | 14 | 13 | 14 | 16 | 17 | 18 |
| Rainy days | 19 | 11 | 16 | 15 | 10 | 15 | 17 | 18 | 16 | 15 | 12 | 13 |
| Snow days | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit East Haven during the most sunny months:
The largest precipitation sum in East Haven is at