Flood zone: it depends on the exact parcel
There is no such thing as a flood zone for a whole city. Two houses on the same street can sit in different zones, and it is the single fact here that changes most over a short distance. So this page does not guess one.
Typical weather
91.3° in August, 44.7° in December
Thirty-year averages, not a forecast. Any individual year can differ substantially.
| Month | High | Low | Rain | Snow |
|---|---|---|---|---|
| Jan | 68.1° | 45.5° | 4.51" | 0" |
| Feb | 69.3° | 46.1° | 5.16" | 0" |
| Mar | 72.6° | 48.4° | 3.03" | 0" |
| Apr | 76.2° | 50.6° | 1.11" | 0" |
| May | 78.3° | 53.9° | 0.48" | 0" |
| Jun | 83.7° | 57.8° | 0.21" | 0" |
| Jul | 89.1° | 62° | 0.06" | 0" |
| Aug | 91.3° | 63.2° | 0.03" | 0" |
| Sep | 89.9° | 61.6° | 0.22" | 0" |
| Oct | 83° | 56.3° | 0.84" | 0" |
| Nov | 74.7° | 49.6° | 1.1" | 0" |
| Dec | 67.2° | 44.7° | 3.33" | 0" |
NOAA/NCEI 1991–2020 U.S. Climate Normals — station PASADENA, CA US, 0.3 mi away.
Growing season zone 10a
365 frost-free days
Last spring frost around n/a, first fall frost around n/a. Roughly half of years see frost outside that window.
2023 USDA Plant Hardiness Zone Map and NOAA/NCEI 1991–2020 frost normals.
What this page does not tell you
- Nothing about a specific property — only the area around it.
- No flood zone, deliberately: that is parcel-level and this page would have to guess.
- Nothing about wildfire, radon, subsidence, soil or the building itself.
- Climate normals describe a typical year, not the year you are about to have.