Average annual temperature is 11.8 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -21.3 °C
Number of sunny days: 157 days
Number of rainy days: 199 days
Number of snow days: 9 days
Look at detailed online map of Hamden
* Weather data for Hamden 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) | 18.9 | 18.9 | 14.7 | 30.4 | 27.3 | 32.3 | 31.8 | 30.0 | 34.8 | 27.7 | 18.8 | 16.2 |
| Average daytime temperature (°C) | 7.4 | 6.8 | 9.2 | 17.1 | 20.6 | 24.6 | 28.6 | 26.2 | 23.5 | 18.7 | 10.2 | 8.5 |
| Average temperature (°C) | 3.5 | 1.9 | 4.0 | 11.2 | 14.6 | 18.7 | 23.6 | 21.3 | 18.6 | 13.7 | 5.0 | 4.1 |
| Average night temperature (°C) | 0.1 | -2.4 | -0.3 | 6.2 | 8.8 | 13.8 | 19.5 | 17.1 | 14.9 | 9.7 | 0.8 | 0.8 |
| Absolute minimum temperature (°C) | -4.7 | -21.3 | -4.2 | -1.8 | 3.3 | 7.4 | 14.2 | 12.9 | 7.5 | 3.6 | -5.2 | -6.4 |
| 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 | 9.2 |
| 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) | 4.5 | 6.6 | 7.6 | 8.8 | 12.2 | 10.6 | 11.0 | 9.5 | 7.6 | 7.7 | 7.1 | 5.2 |
| Precipitation (mm) | 164 | 50 | 128 | 129 | 78 | 84 | 218 | 220 | 266 | 98 | 51 | 219 |
| Sunny days | 8 | 15 | 14 | 14 | 20 | 5 | 6 | 10 | 14 | 13 | 19 | 19 |
| Rainy days | 20 | 10 | 14 | 16 | 11 | 25 | 25 | 21 | 16 | 18 | 11 | 12 |
| Snow days | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Hamden during the most sunny months:
The largest precipitation sum in Hamden is at