PETALUMA AP, CA US
GHCN ID: USC00046826 · CA, US · 6.1 m elevation · Records 1893-2026 (133 years)
Primary station for Cotati, CA.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 57.6°F | 39.0°F | 48.3°F | 4.77 in | — |
| February | 61.3°F | 40.4°F | 50.8°F | 5.23 in | — |
| March | 64.5°F | 41.9°F | 53.2°F | 3.32 in | — |
| April | 67.8°F | 43.8°F | 55.8°F | 1.68 in | — |
| May | 71.9°F | 47.4°F | 59.6°F | 0.93 in | — |
| June | 78.1°F | 50.4°F | 64.3°F | 0.28 in | — |
| July | 80.8°F | 52.4°F | 66.6°F | 0.01 in | — |
| August | 81.2°F | 52.8°F | 67.0°F | 0.05 in | — |
| September | 81.6°F | 51.4°F | 66.5°F | 0.09 in | — |
| October | 76.4°F | 47.6°F | 62.0°F | 1.27 in | — |
| November | 65.5°F | 42.3°F | 53.9°F | 2.74 in | — |
| December | 57.9°F | 38.4°F | 48.1°F | 5.19 in | — |