MASON CITY MUNI AP, IA US
GHCN ID: USW00014940 · IA, US · 373.4 m elevation · Records 1948-2026 (78 years)
Primary station for Clear Lake, IA.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 24.2°F | 7.2°F | 15.7°F | 0.89 in | 11.3 in |
| February | 28.5°F | 11.4°F | 20.0°F | 1.22 in | 10.0 in |
| March | 42.1°F | 23.6°F | 32.9°F | 2.29 in | 7.0 in |
| April | 57.5°F | 34.5°F | 46.0°F | 4.15 in | 3.0 in |
| May | 69.6°F | 46.8°F | 58.2°F | 5.15 in | 0.3 in |
| June | 79.6°F | 57.3°F | 68.5°F | 5.39 in | — |
| July | 82.5°F | 60.5°F | 71.5°F | 4.43 in | — |
| August | 80.2°F | 57.6°F | 68.9°F | 3.79 in | — |
| September | 74.1°F | 48.8°F | 61.4°F | 3.45 in | — |
| October | 59.9°F | 36.6°F | 48.2°F | 2.53 in | 0.4 in |
| November | 43.6°F | 24.3°F | 33.9°F | 1.67 in | 3.0 in |
| December | 29.7°F | 13.5°F | 21.6°F | 1.29 in | 9.4 in |