LEWISTOWN MUNI AP, MT US
GHCN ID: USW00024036 · MT, US · 1263.4 m elevation · Records 1896-2026 (130 years)
Primary station for Lewistown, MT.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 34.4°F | 12.9°F | 23.7°F | 0.58 in | — |
| February | 35.3°F | 13.9°F | 24.6°F | 0.49 in | — |
| March | 44.3°F | 21.4°F | 32.9°F | 0.87 in | — |
| April | 53.0°F | 28.8°F | 40.9°F | 1.71 in | — |
| May | 62.6°F | 37.4°F | 50.0°F | 2.88 in | — |
| June | 71.0°F | 45.1°F | 58.0°F | 3.35 in | — |
| July | 81.6°F | 50.7°F | 66.1°F | 1.76 in | — |
| August | 81.1°F | 49.6°F | 65.4°F | 1.69 in | — |
| September | 70.4°F | 41.5°F | 55.9°F | 1.39 in | — |
| October | 56.0°F | 30.8°F | 43.4°F | 1.27 in | — |
| November | 43.4°F | 20.9°F | 32.1°F | 0.67 in | — |
| December | 35.0°F | 13.6°F | 24.3°F | 0.51 in | — |