Average annual temperature is 15.4 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: -7.9 °C
Number of sunny days: 208 days
Number of rainy days: 155 days
Number of snow days: 2 days
Look at detailed online map of Jeff
* Weather data for Jeff 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) | 19.9 | 20.9 | 24.5 | 27.4 | 31.3 | 37.1 | 37.9 | 38.8 | 32.4 | 30.1 | 25.7 | 17.2 |
| Average daytime temperature (°C) | 10.0 | 13.0 | 15.1 | 20.2 | 26.6 | 31.1 | 32.7 | 31.7 | 28.4 | 21.8 | 15.0 | 11.2 |
| Average temperature (°C) | 5.0 | 7.0 | 8.7 | 14.1 | 19.9 | 24.2 | 26.3 | 25.6 | 21.9 | 16.1 | 9.2 | 6.4 |
| Average night temperature (°C) | 1.6 | 2.6 | 4.1 | 8.7 | 14.2 | 18.2 | 21.4 | 21.0 | 16.6 | 11.7 | 4.5 | 2.8 |
| Absolute minimum temperature (°C) | -7.0 | -7.9 | -7.0 | 2.2 | 5.9 | 12.3 | 16.3 | 14.6 | 12.0 | -3.5 | -4.1 | -4.3 |
| 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 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 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) | 5.5 | 7.2 | 7.7 | 10.1 | 10.6 | 12.5 | 11.3 | 10.6 | 10.6 | 8.0 | 7.8 | 6.7 |
| Precipitation (mm) | 112 | 103 | 213 | 44 | 105 | 46 | 61 | 77 | 41 | 73 | 39 | 57 |
| Sunny days | 16 | 16 | 13 | 22 | 15 | 15 | 13 | 16 | 19 | 20 | 22 | 21 |
| Rainy days | 15 | 10 | 18 | 8 | 16 | 15 | 18 | 15 | 11 | 11 | 8 | 10 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Jeff during the most sunny months:
The largest precipitation sum in Jeff is at