Average annual temperature is 16.5 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -5.4 °C
Number of sunny days: 179 days
Number of rainy days: 186 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) | 21.9 | 26.2 | 26.6 | 30.2 | 27.6 | 31.3 | 34.5 | 34.5 | 33.5 | 27.4 | 25.5 | 21.8 |
| Average daytime temperature (°C) | 13.7 | 15.1 | 15.7 | 22.3 | 21.5 | 26.1 | 31.1 | 29.7 | 26.5 | 22.0 | 15.5 | 13.4 |
| Average temperature (°C) | 9.1 | 10.2 | 10.7 | 16.7 | 17.7 | 21.7 | 26.4 | 25.4 | 22.7 | 17.1 | 10.9 | 8.8 |
| Average night temperature (°C) | 5.7 | 6.2 | 6.5 | 12.4 | 14.4 | 18.1 | 22.6 | 21.9 | 19.5 | 13.3 | 7.3 | 5.1 |
| Absolute minimum temperature (°C) | 0.3 | -5.4 | 0.3 | 3.1 | 8.1 | 10.8 | 19.1 | 17.6 | 15.0 | 8.1 | -2.2 | -0.8 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 6.0 | 7.4 | 8.5 | 9.7 | 10.3 | 10.8 | 11.8 | 10.5 | 9.0 | 8.9 | 7.8 | 6.4 |
| Precipitation (mm) | 93 | 70 | 69 | 136 | 67 | 197 | 116 | 160 | 168 | 58 | 62 | 158 |
| Sunny days | 16 | 17 | 16 | 15 | 17 | 9 | 8 | 10 | 10 | 19 | 25 | 17 |
| Rainy days | 15 | 11 | 15 | 15 | 14 | 21 | 23 | 21 | 20 | 12 | 5 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit East Haven during the most sunny months:
The largest precipitation sum in East Haven is at