PORTOLA, CA US
GHCN ID: USC00047085 · CA, US · 1478.3 m elevation · Records 1915-2026 (111 years)
Primary station for Portola, CA.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 43.0°F | 19.3°F | 31.1°F | 4.16 in | 11.7 in |
| February | 46.0°F | 21.4°F | 33.7°F | 3.93 in | 7.6 in |
| March | 51.6°F | 25.3°F | 38.4°F | 3.57 in | 6.4 in |
| April | 57.7°F | 29.1°F | 43.4°F | 1.55 in | 1.8 in |
| May | 67.0°F | 35.1°F | 51.0°F | 1.15 in | 0.2 in |
| June | 77.2°F | 40.1°F | 58.7°F | 0.52 in | — |
| July | 86.4°F | 44.6°F | 65.5°F | 0.34 in | — |
| August | 85.2°F | 42.6°F | 63.9°F | 0.30 in | — |
| September | 78.8°F | 37.1°F | 58.0°F | 0.44 in | 0.1 in |
| October | 66.4°F | 29.7°F | 48.1°F | 1.07 in | 0.4 in |
| November | 52.5°F | 24.1°F | 38.3°F | 2.03 in | 2.4 in |
| December | 42.1°F | 19.4°F | 30.7°F | 4.28 in | 7.2 in |