Three Rivers, CA Weather & Growing Conditions
Overnight
73°F
Clear
Clear. Low around 73, with temperatures rising to around 75 overnight. East northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 73°F | Clear | 5 mph ENE | 0% |
| Tuesday | 104°F | Sunny | 0 to 5 mph SSW | 0% |
| Tuesday Night | 74°F | Clear | 0 to 5 mph ENE | 0% |
| Wednesday | 104°F | Sunny | 0 to 5 mph WSW | 0% |
| Wednesday Night | 74°F | Clear | 0 to 5 mph NE | 0% |
| Thursday | 103°F | Sunny | 0 to 5 mph WSW | 0% |
| Thursday Night | 75°F | Clear | 0 to 5 mph NNE | 0% |
| Friday | 103°F | Sunny | 0 to 5 mph SW | 1% |
| Friday Night | 75°F | Mostly Clear | 5 mph NNE | 0% |
| Saturday | 104°F | Sunny | 0 to 10 mph SW | 1% |
| Saturday Night | 75°F | Mostly Clear | 5 to 10 mph NE | 0% |
| Sunday | 103°F | Sunny | 5 to 10 mph SW | 2% |
| Sunday Night | 74°F | Mostly Clear | 5 to 10 mph NE | 0% |
| Monday | 100°F | Sunny | 5 to 10 mph SW | 3% |
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 Aug 4, 2026.