ALTADENA, CA US
GHCN ID: USC00040144 · CA, US · 343.5 m elevation · Records 1922-2026 (104 years)
Primary station for La Cañada Flintridge, CA.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | °F | °F | °F | 4.80 in | — |
| February | °F | °F | °F | 5.74 in | — |
| March | °F | °F | °F | 3.19 in | — |
| April | °F | °F | °F | 1.29 in | — |
| May | °F | °F | °F | 0.74 in | — |
| June | °F | °F | °F | 0.21 in | — |
| July | °F | °F | °F | 0.08 in | — |
| August | °F | °F | °F | 0.01 in | — |
| September | °F | °F | °F | 0.18 in | — |
| October | °F | °F | °F | 0.91 in | — |
| November | °F | °F | °F | 1.18 in | — |
| December | °F | °F | °F | 3.04 in | — |