Average annual temperature is 10.1 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: -31.3 °C
Number of sunny days: 237
Number of rainy days: 93
Number of snow days: 35
Average annual precipitation: 542 mm
Look at detailed online map of Fort Pierre
* Weather data for Fort Pierre United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 6.6 | 16.1 | 17.6 | 28.3 | 30.8 | 37.3 | 38.9 | 38.8 | 36.8 | 31.2 | 16.8 | 16.7 |
| Average daytime temperature (°C) | -1.2 | 3.8 | 4.4 | 11.5 | 25.1 | 29.4 | 30.9 | 30.8 | 27 | 16.1 | 9.8 | 5.4 |
| Average temperature (°C) | -5.6 | -3.6 | -2.3 | 5.1 | 18.5 | 23.5 | 24.3 | 24.3 | 20.7 | 10.6 | 4.1 | 0.3 |
| Average night temperature (°C) | -9.2 | -8.5 | -6.5 | -0.4 | 12.4 | 17.9 | 18.3 | 19 | 15.5 | 6 | 0 | -3.5 |
| Absolute minimum temperature (°C) | -21 | -31.3 | -14.7 | -14 | 0.5 | 11.8 | 12.7 | 14 | 10.8 | -6.7 | -8.5 | -10.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.8 | 11.1 | 12.7 | 14.2 | 15.3 | 15.5 | 15.5 | 14.6 | 13.3 | 11.7 | 10.2 | 9.1 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 14 | 12.5 | 11 | 9.6 | 8.9 |
| Daylight minimum duration (h) | 8.9 | 9.8 | 11.2 | 12.8 | 14.2 | 15.3 | 14.7 | 13.3 | 11.8 | 10.3 | 9.1 | 8.9 |
| Sunshine mean duration (h) | 5.7 | 8.4 | 8 | 9.8 | 12.1 | 12.4 | 13.1 | 11.5 | 10.3 | 8.5 | 7.7 | 6.8 |
| Precipitation (mm) | 16 | 25 | 53 | 46 | 88 | 61 | 26 | 68 | 42 | 70 | 6 | 41 |
| Sunny days | 20 | 20 | 17 | 18 | 20 | 11 | 19 | 26 | 20 | 17 | 25 | 24 |
| Rainy days | 4 | 1 | 4 | 7 | 11 | 19 | 12 | 5 | 10 | 12 | 3 | 5 |
| Snow days | 7 | 7 | 10 | 5 | 2 | 2 | 2 |
The best time to visit Fort Pierre during the most sunny months:
Months with the longest average daylight duration in Fort Pierre:
The largest precipitation sum in Fort Pierre is at