East Richmond Heights, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for East Richmond Heights, a community in Contra Costa County, California.
Overnight
57°F
Mostly Cloudy
Mostly cloudy, with a low around 57. South wind around 8 mph.
7-day forecast for East Richmond Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Mostly Cloudy | 8 mph S | 0% |
| Saturday | 74°F | Mostly Sunny | 7 to 10 mph S | 0% |
| Saturday Night | 57°F | Mostly Cloudy | 9 mph S | 0% |
| Sunday | 66°F | Mostly Cloudy | 10 mph SSW | 2% |
| Sunday Night | 56°F | Mostly Cloudy | 9 mph SW | 2% |
| Monday | 67°F | Mostly Sunny | 12 mph SW | 0% |
| Monday Night | 56°F | Partly Cloudy | 12 mph SW | 1% |
| Tuesday | 69°F | Mostly Sunny | 10 mph SW | 0% |
| Tuesday Night | 56°F | Partly Cloudy | 5 to 10 mph SSW | 0% |
| Wednesday | 80°F | Mostly Sunny | 2 to 7 mph WSW | 0% |
| Wednesday Night | 59°F | Partly Cloudy | 3 to 7 mph SW | 0% |
| Thursday | 81°F | Mostly Sunny | 3 to 8 mph WSW | 0% |
| Thursday Night | 59°F | Partly Cloudy | 8 mph SSW | 0% |
| Friday | 74°F | Mostly Sunny | 7 to 10 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for East Richmond Heights (37.945, -122.314). Updated through the day.
Growing snapshot for East Richmond Heights
Last spring frost
Jan 4
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10a
More local growing data for East Richmond Heights: nearby ZIP 94805 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Richmond, Ca (3.3 mi from East Richmond Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.