
| Month | Low | High |
|---|---|---|
| Jan | 16.3°F | 32.5°F |
| Feb | 20.9°F | 39.0°F |
| Mar | 27.3°F | 48.5°F |
| Apr | 32.6°F | 58.5°F |
| May | 39.2°F | 67.7°F |
| Jun | 45.7°F | 78.3°F |
| Jul | 50.9°F | 87.5°F |
| Aug | 49.9°F | 86.8°F |
| Sept | 41.8°F | 75.7°F |
| Oct | 33.3°F | 62.0°F |
| Nov | 24.9°F | 44.5°F |
| Dec | 16.8°F | 33.8°F |
Pocatello's coldest month is January when the average temperature overnight is 16.3°F. In July, the warmest month, the average day time temperature rises to 87.5°F.

| Month | Precipitation |
|---|---|
| Jan | 1.14in. |
| Feb | 1.01in. |
| Mar | 1.38in. |
| Apr | 1.18in. |
| May | 1.51in. |
| Jun | 0.91in. |
| Jul | 0.70in. |
| Aug | 0.66in. |
| Sept | 0.89in. |
| Oct | 0.97in. |
| Nov | 1.13in. |
| Dec | 1.10in. |
The driest month in Pocatello is August with 0.66 inches of precipitation, and with 1.51 inches May is the wettest month.