Average annual temperature is 11.8 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -21.5 °C
Number of sunny days: 195 days
Number of rainy days: 155 days
Number of snow days: 15 days
Look at detailed online map of Andover
* Weather data for Andover 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) | 14.4 | 12.8 | 21.5 | 25.2 | 33.3 | 34.6 | 34.5 | 35.3 | 32.0 | 29.3 | 19.1 | 14.8 |
| Average daytime temperature (°C) | 3.0 | 5.9 | 8.4 | 17.4 | 25.3 | 29.7 | 29.0 | 27.9 | 25.2 | 17.6 | 10.1 | 7.0 |
| Average temperature (°C) | -1.3 | 0.2 | 3.1 | 10.4 | 18.5 | 23.1 | 23.4 | 22.7 | 19.7 | 12.9 | 5.2 | 3.0 |
| Average night temperature (°C) | -4.3 | -4.2 | -0.9 | 4.8 | 12.0 | 16.8 | 18.2 | 18.2 | 15.3 | 9.1 | 1.0 | 0.5 |
| Absolute minimum temperature (°C) | -21.5 | -18.7 | -12.2 | -1.9 | 2.5 | 8.3 | 13.3 | 10.1 | 10.2 | -2.8 | -11.7 | -8.0 |
| 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) | 3.8 | 7.2 | 6.7 | 9.5 | 11.4 | 12.6 | 12.5 | 10.9 | 9.6 | 7.2 | 7.3 | 4.2 |
| Precipitation (mm) | 60 | 73 | 97 | 45 | 31 | 33 | 112 | 91 | 88 | 82 | 24 | 69 |
| Sunny days | 13 | 17 | 16 | 16 | 20 | 19 | 12 | 14 | 12 | 16 | 24 | 16 |
| Rainy days | 9 | 9 | 15 | 13 | 11 | 11 | 19 | 17 | 18 | 14 | 5 | 14 |
| Snow days | 9 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
The best time to visit Andover during the most sunny months:
The largest precipitation sum in Andover is at