Belvedere, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Belvedere, a city in Marin County, California.
Today
65°F
Light Rain
Rain. Mostly cloudy. High near 65, with temperatures falling to around 59 in the afternoon. South wind 2 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Belvedere
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Light Rain | 2 to 14 mph S | 93% |
| Tonight | 50°F | Chance Light Rain then Mostly Cloudy | 3 to 8 mph E | 47% |
| Wednesday | 68°F | Sunny | 5 to 8 mph NNW | 3% |
| Wednesday Night | 51°F | Partly Cloudy | 1 to 8 mph NW | 0% |
| Thursday | 71°F | Patchy Fog then Sunny | 3 mph NNW | 0% |
| Thursday Night | 51°F | Mostly Clear | 2 mph NW | 0% |
| Friday | 72°F | Patchy Fog then Sunny | 2 mph NNE | 0% |
| Friday Night | 52°F | Mostly Clear | 1 mph NNE | 0% |
| Saturday | 76°F | Sunny | 0 to 8 mph NNE | 0% |
| Saturday Night | 53°F | Mostly Clear | 1 mph NW | 0% |
| Sunday | 75°F | Mostly Sunny | 0 to 5 mph NNW | 0% |
| Sunday Night | 54°F | Partly Cloudy | 1 mph NNW | 0% |
| Monday | 72°F | Partly Sunny | 1 to 5 mph WNW | 3% |
| Monday Night | 53°F | Partly Cloudy | 2 mph NW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Belvedere (37.874, -122.471). Updated through the day.
Growing snapshot for Belvedere
Last spring frost
Jan 4
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10a
More local growing data for Belvedere: nearby ZIP 94920 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Richmond, Ca (5.2 mi from Belvedere). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.