
| Month | Low | High |
|---|---|---|
| Jan | 15.1°F | 32.8°F |
| Feb | 20.1°F | 39.5°F |
| Mar | 26.4°F | 47.6°F |
| Apr | 34.7°F | 57.5°F |
| May | 44.0°F | 67.4°F |
| Jun | 52.5°F | 78.0°F |
| Jul | 58.3°F | 85.8°F |
| Aug | 57.3°F | 84.5°F |
| Sept | 47.1°F | 71.8°F |
| Oct | 37.2°F | 58.9°F |
| Nov | 25.6°F | 42.7°F |
| Dec | 17.7°F | 34.5°F |
Billings's coldest month is January when the average temperature overnight is 15.1°F. In July, the warmest month, the average day time temperature rises to 85.8°F.

| Month | Precipitation |
|---|---|
| Jan | 0.81in. |
| Feb | 0.57in. |
| Mar | 1.12in. |
| Apr | 1.74in. |
| May | 2.48in. |
| Jun | 1.89in. |
| Jul | 1.28in. |
| Aug | 0.85in. |
| Sept | 1.34in. |
| Oct | 1.26in. |
| Nov | 0.75in. |
| Dec | 0.67in. |
The driest month in Billings is February with 0.57 inches of precipitation, and with 2.48 inches May is the wettest month.