Average annual temperature is 12.1 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: -17.6 °C
Number of sunny days: 231 days
Number of rainy days: 114 days
Number of snow days: 20 days
Look at detailed online map of Fairfield
* Weather data for Fairfield 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) | 11.4 | 15.1 | 22.4 | 28.7 | 30.8 | 34.7 | 37.1 | 39.0 | 35.8 | 31.7 | 20.9 | 13.3 |
| Average daytime temperature (°C) | 2.2 | 6.4 | 9.7 | 19.0 | 25.1 | 29.1 | 30.1 | 31.5 | 28.7 | 19.0 | 12.5 | 5.9 |
| Average temperature (°C) | -2.5 | -1.0 | 2.7 | 11.6 | 18.7 | 23.0 | 24.2 | 25.0 | 22.0 | 13.1 | 6.3 | 1.4 |
| Average night temperature (°C) | -6.0 | -5.6 | -2.4 | 5.4 | 13.0 | 17.1 | 19.1 | 19.7 | 16.2 | 8.1 | 1.5 | -2.2 |
| Absolute minimum temperature (°C) | -17.3 | -17.6 | -9.5 | -4.7 | 3.0 | 10.5 | 13.4 | 13.1 | 9.6 | -7.0 | -6.0 | -8.5 |
| 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) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 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) | 6.2 | 8.1 | 8.7 | 10.6 | 11.2 | 12.5 | 12.0 | 11.6 | 10.7 | 8.1 | 7.1 | 5.0 |
| Precipitation (mm) | 33 | 31 | 30 | 9 | 52 | 76 | 84 | 35 | 22 | 42 | 26 | 49 |
| Sunny days | 20 | 20 | 21 | 23 | 11 | 13 | 17 | 21 | 22 | 18 | 25 | 20 |
| Rainy days | 5 | 5 | 7 | 5 | 20 | 17 | 14 | 10 | 8 | 12 | 3 | 8 |
| Snow days | 6 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 |
The best time to visit Fairfield during the most sunny months:
The largest precipitation sum in Fairfield is at