Average annual temperature is 11.3 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -22.0 °C
Number of sunny days: 216 days
Number of rainy days: 121 days
Number of snow days: 28 days
Look at detailed online map of Bismarck (historical)
* Weather data for Bismarck (historical) 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) | 8.3 | 14.6 | 21.4 | 29.4 | 31.1 | 33.5 | 35.8 | 37.5 | 35.2 | 31.2 | 18.6 | 12.2 |
| Average daytime temperature (°C) | -0.7 | 4.4 | 7.9 | 17.5 | 25.5 | 29.5 | 29.1 | 29.8 | 27.3 | 17.2 | 11.3 | 5.3 |
| Average temperature (°C) | -4.6 | -2.2 | 1.0 | 10.4 | 18.8 | 23.5 | 23.5 | 24.1 | 21.2 | 12.1 | 5.5 | 0.8 |
| Average night temperature (°C) | -7.8 | -6.5 | -3.5 | 4.8 | 12.9 | 17.7 | 18.5 | 19.2 | 16.3 | 8.0 | 1.0 | -2.7 |
| Absolute minimum temperature (°C) | -21.9 | -22.0 | -11.7 | -6.0 | 3.2 | 9.9 | 11.5 | 12.8 | 9.7 | -6.8 | -7.6 | -8.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.8 | 7.3 | 8.0 | 10.0 | 11.4 | 13.2 | 11.8 | 11.2 | 10.0 | 7.5 | 7.1 | 5.2 |
| Precipitation (mm) | 61 | 35 | 34 | 34 | 64 | 73 | 64 | 42 | 51 | 107 | 13 | 47 |
| Sunny days | 21 | 16 | 20 | 19 | 15 | 13 | 13 | 18 | 21 | 15 | 25 | 20 |
| Rainy days | 4 | 8 | 6 | 9 | 16 | 17 | 18 | 13 | 9 | 15 | 3 | 3 |
| Snow days | 6 | 4 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 8 |
The best time to visit Bismarck (historical) during the most sunny months:
The largest precipitation sum in Bismarck (historical) is at