YELLOWSTONE PARK MAMMOTH, WY US
GHCN ID: USC00489905 · WY, US · 1888.2 m elevation · Records 1894-2026 (132 years)
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 31.4°F | 11.9°F | 21.7°F | 0.91 in | 11.5 in |
| February | 34.2°F | 12.3°F | 23.3°F | 0.79 in | 11.5 in |
| March | 41.9°F | 19.1°F | 30.5°F | 1.09 in | 10.9 in |
| April | 49.7°F | 26.3°F | 38.0°F | 1.40 in | 7.8 in |
| May | 59.6°F | 34.6°F | 47.1°F | 1.82 in | 1.7 in |
| June | 69.5°F | 42.0°F | 55.8°F | 1.86 in | 0.3 in |
| July | 80.8°F | 48.3°F | 64.6°F | 1.27 in | — |
| August | 79.8°F | 46.5°F | 63.1°F | 1.05 in | — |
| September | 68.8°F | 39.0°F | 53.9°F | 1.21 in | 0.6 in |
| October | 53.6°F | 28.9°F | 41.3°F | 1.34 in | 4.7 in |
| November | 39.4°F | 19.2°F | 29.3°F | 1.15 in | 9.9 in |
| December | 30.3°F | 11.9°F | 21.1°F | 0.91 in | 12.6 in |