Average annual temperature is 9.9 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: -27.9 °C
Number of sunny days: 221 days
Number of rainy days: 120 days
Number of snow days: 24 days
Look at detailed online map of Brown County
* Weather data for Brown County 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) | 4.4 | 8.2 | 18.7 | 30.6 | 29.2 | 33.3 | 35.6 | 39.2 | 38.1 | 30.0 | 19.7 | 16.7 |
| Average daytime temperature (°C) | -2.0 | 1.7 | 6.8 | 15.3 | 22.9 | 27.1 | 28.8 | 30.3 | 27.0 | 16.1 | 11.0 | 5.5 |
| Average temperature (°C) | -5.1 | -4.1 | -0.9 | 8.2 | 16.8 | 21.3 | 22.9 | 23.9 | 20.2 | 10.1 | 4.8 | 0.6 |
| Average night temperature (°C) | -8.0 | -8.2 | -5.3 | 2.6 | 11.1 | 15.8 | 17.4 | 18.5 | 14.7 | 5.5 | 0.6 | -2.8 |
| Absolute minimum temperature (°C) | -22.3 | -27.9 | -12.5 | -7.6 | -0.5 | 9.0 | 11.8 | 13.1 | 9.3 | -9.3 | -8.4 | -9.8 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.1 | 7.9 | 8.4 | 9.9 | 11.3 | 12.7 | 12.7 | 11.9 | 10.7 | 7.8 | 7.3 | 5.3 |
| Precipitation (mm) | 77 | 20 | 30 | 30 | 93 | 118 | 56 | 40 | 71 | 114 | 29 | 38 |
| Sunny days | 19 | 20 | 19 | 18 | 12 | 13 | 13 | 20 | 21 | 19 | 24 | 23 |
| Rainy days | 5 | 2 | 7 | 9 | 19 | 17 | 18 | 11 | 9 | 12 | 4 | 7 |
| Snow days | 7 | 6 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The best time to visit Brown County during the most sunny months:
The largest precipitation sum in Brown County is at