Richmond, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Richmond, a city in Contra Costa County, California.
Today
62°F
Light Rain
Rain. Mostly cloudy. High near 62, with temperatures falling to around 58 in the afternoon. South wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Richmond
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 62°F | Light Rain | 5 to 13 mph S | 89% |
| Tonight | 51°F | Light Rain Likely then Mostly Cloudy | 9 mph E | 58% |
| Wednesday | 66°F | Sunny | 3 to 7 mph NNW | 2% |
| Wednesday Night | 51°F | Partly Cloudy | 3 to 7 mph NW | 0% |
| Thursday | 68°F | Sunny | 3 mph NW | 0% |
| Thursday Night | 52°F | Patchy Fog | 2 mph WNW | 0% |
| Friday | 69°F | Sunny | 3 mph N | 0% |
| Friday Night | 52°F | Mostly Clear | 2 mph ENE | 0% |
| Saturday | 71°F | Sunny | 0 to 9 mph NNE | 0% |
| Saturday Night | 53°F | Mostly Clear | 0 to 3 mph NW | 0% |
| Sunday | 70°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Sunday Night | 53°F | Mostly Cloudy | 2 mph WSW | 0% |
| Monday | 69°F | Partly Sunny | 3 mph W | 3% |
| Monday Night | 53°F | Partly Cloudy | 2 mph WNW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Richmond (37.952, -122.361). Updated through the day.
Growing snapshot for Richmond
Last spring frost
Jan 4
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10a
More local growing data for Richmond: nearby ZIP 94806 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
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Alhambra Valley
Antioch
Bay Point
Bayview
Benicia
Bethel Island
Blackhawk
Brentwood
Byron
Castle Hill
Clayton
Clyde
Concord
Contra Costa Centre
Crockett
Danville
Diablo
Discovery Bay
East Richmond Heights
El Cerrito
El Sobrante
Hercules
Knightsen
Lafayette
Martinez
Montalvin Manor
Moraga
Mountain View
Climate data from the nearest NOAA station, Richmond, Ca (4.7 mi from Richmond). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.