Average annual temperature is 9.6 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: -27.9 °C
Number of sunny days: 221 days
Number of rainy days: 105 days
Number of snow days: 39 days
Look at detailed online map of Musselshell County
* Weather data for Musselshell 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) | 10.3 | 11.0 | 11.8 | 25.6 | 30.6 | 29.0 | 38.3 | 37.0 | 34.2 | 27.1 | 16.4 | 15.8 |
| Average daytime temperature (°C) | 4.3 | 4.3 | 3.1 | 14.3 | 23.5 | 23.7 | 30.7 | 31.1 | 26.0 | 14.5 | 11.0 | 8.0 |
| Average temperature (°C) | -1.4 | -2.0 | -2.8 | 6.3 | 16.4 | 17.9 | 23.3 | 23.3 | 18.6 | 7.7 | 4.6 | 2.2 |
| Average night temperature (°C) | -4.8 | -5.8 | -7.0 | 0.6 | 9.7 | 12.3 | 15.6 | 16.9 | 12.3 | 3.0 | 0.2 | -1.2 |
| Absolute minimum temperature (°C) | -22.4 | -27.9 | -17.5 | -6.9 | 4.1 | 6.1 | 8.2 | 12.5 | 6.8 | -16.7 | -8.3 | -7.9 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.8 | 15.4 | 14.1 | 12.6 | 10.9 | 9.4 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 6.2 | 6.5 | 7.7 | 10.3 | 11.5 | 11.6 | 13.4 | 11.4 | 10.3 | 7.2 | 6.8 | 6.2 |
| Precipitation (mm) | 24 | 25 | 29 | 36 | 64 | 100 | 8 | 24 | 33 | 34 | 4 | 14 |
| Sunny days | 21 | 19 | 15 | 15 | 12 | 9 | 21 | 22 | 21 | 19 | 25 | 22 |
| Rainy days | 2 | 4 | 3 | 10 | 19 | 21 | 10 | 9 | 9 | 9 | 5 | 4 |
| Snow days | 8 | 5 | 13 | 5 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 5 |
The best time to visit Musselshell County during the most sunny months:
Months with the longest average daylight duration in Musselshell County:
The largest precipitation sum in Musselshell County is at