Average annual temperature is 9.9 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -25.5 °C
Number of sunny days: 186 days
Number of rainy days: 150 days
Number of snow days: 29 days
Look at detailed online map of Fond du Lac
* Weather data for Fond du Lac 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) | 7.6 | 10.4 | 10.3 | 25.7 | 31.4 | 32.8 | 33.8 | 35.7 | 34.4 | 29.8 | 17.9 | 12.1 |
| Average daytime temperature (°C) | 0.3 | 1.6 | 4.7 | 14.1 | 21.7 | 26.9 | 28.8 | 27.0 | 24.1 | 15.8 | 7.6 | 5.0 |
| Average temperature (°C) | -3.0 | -3.3 | -0.1 | 8.2 | 15.0 | 20.8 | 23.0 | 21.7 | 19.0 | 11.7 | 3.2 | 1.6 |
| Average night temperature (°C) | -5.3 | -7.4 | -4.1 | 3.3 | 9.5 | 15.3 | 17.8 | 17.4 | 15.1 | 8.3 | -0.1 | -1.0 |
| Absolute minimum temperature (°C) | -25.5 | -23.7 | -13.0 | -3.6 | 0.1 | 8.2 | 13.9 | 10.6 | 7.7 | -2.9 | -12.0 | -7.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 6.7 | 6.7 | 8.1 | 10.5 | 12.4 | 12.8 | 11.6 | 9.1 | 6.4 | 6.6 | 4.5 |
| Precipitation (mm) | 38 | 84 | 86 | 74 | 42 | 68 | 59 | 136 | 48 | 101 | 50 | 41 |
| Sunny days | 12 | 14 | 9 | 14 | 20 | 21 | 7 | 17 | 15 | 14 | 23 | 20 |
| Rainy days | 8 | 6 | 15 | 16 | 11 | 9 | 24 | 14 | 15 | 16 | 6 | 10 |
| Snow days | 11 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
The best time to visit Fond du Lac during the most sunny months:
Months with the longest average daylight duration in Fond du Lac:
The largest precipitation sum in Fond du Lac is at