US Geography / US Weather / Montana Weather / Dillon |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 32 | 38 | 44 | 54 | 64 | 74 | 82 | 80 | 68 | 58 | 42 | 32 |
| Avg. Low | 11 | 15 | 20 | 28 | 36 | 44 | 48 | 47 | 38 | 31 | 20 | 12 |
| Mean | 22 | 27 | 34 | 41 | 50 | 58 | 66 | 64 | 54 | 45 | 32 | 24 |
| Avg. Precip. | 0.3 in | 0.3 in | 0.5 in | 0.9 in | 1.8 in | 2.0 in | 1.1 in | 1.1 in | 1.1 in | 0.6 in | 0.4 in | 0.3 in |
Degrees in Fahrenheit
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