ARROWROCK DAM, ID US
GHCN ID: USC00100448 · ID, US · 986.0 m elevation · Records 1911-2009 (98 years)
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 36.6°F | 22.4°F | 29.5°F | in | — |
| February | 42.8°F | 24.5°F | 33.6°F | in | — |
| March | 52.7°F | 31.6°F | 42.1°F | in | — |
| April | 61.2°F | 37.0°F | 49.1°F | in | — |
| May | 71.1°F | 44.3°F | 57.7°F | in | — |
| June | 80.4°F | 49.7°F | 65.1°F | in | — |
| July | 91.9°F | 58.7°F | 75.3°F | in | — |
| August | 91.0°F | 57.2°F | 74.1°F | in | — |
| September | 80.2°F | 48.7°F | 64.5°F | in | — |
| October | 64.9°F | 37.5°F | 51.2°F | in | — |
| November | 47.7°F | 30.2°F | 38.9°F | in | — |
| December | 37.1°F | 23.6°F | 30.4°F | in | — |