Three Rivers, CA Weather & Growing Conditions
Today
66°F
Sunny
Sunny. High near 66, with temperatures falling to around 62 in the afternoon. South southwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Sunny | 0 to 5 mph SSW | 0% |
| Tonight | 49°F | Partly Cloudy | 0 to 5 mph ENE | 0% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Thursday Night | 50°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Friday | 73°F | Sunny | 0 to 5 mph ENE | 0% |
| Friday Night | 54°F | Clear | 0 to 5 mph NE | 0% |
| Saturday | 79°F | Sunny | 0 to 5 mph NNE | 0% |
| Saturday Night | 55°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Sunday | 79°F | Sunny | 0 to 5 mph SSE | 0% |
| Sunday Night | 55°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Monday | 77°F | Mostly Sunny | 0 to 5 mph NW | 0% |
| Monday Night | 54°F | Partly Cloudy | 0 mph | 1% |
| Tuesday | 75°F | Sunny | 0 to 5 mph SSW | 2% |
| Tuesday Night | 54°F | Mostly Clear | 0 to 5 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Three Rivers, CA
Last spring frost
Mar 16
First fall frost
Nov 26
Growing season
249 days
Hardiness zone
9b
Explore more for Three Rivers, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Three Rivers Edison Ph 1, Ca (2.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.