Junction City, CA Weather & Growing Conditions
Overnight
66°F
Clear
Clear, with a low around 66. South southeast wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Clear | 8 mph SSE | 0% |
| Tuesday | 81°F | Sunny | 3 to 9 mph SW | 0% |
| Tuesday Night | 68°F | Clear | 5 to 12 mph N | 0% |
| Wednesday | 80°F | Sunny | 7 to 12 mph S | 0% |
| Wednesday Night | 67°F | Clear | 6 to 10 mph E | 0% |
| Thursday | 79°F | Sunny | 7 to 12 mph S | 0% |
| Thursday Night | 66°F | Clear | 5 to 12 mph N | 0% |
| Friday | 78°F | Sunny | 5 to 12 mph SSW | 0% |
| Friday Night | 67°F | Clear | 6 to 12 mph N | 0% |
| Saturday | 76°F | Sunny | 5 to 12 mph N | 0% |
| Saturday Night | 62°F | Clear | 8 to 12 mph NNW | 0% |
| Sunday | 72°F | Sunny | 5 to 12 mph NW | 0% |
| Sunday Night | 60°F | Mostly Clear | 8 to 12 mph N | 0% |
| Monday | 71°F | Sunny | 6 to 12 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Junction City, CA
Last spring frost
Apr 27
First fall frost
Oct 21
Growing season
176 days
Hardiness zone
8b
Explore more for Junction City, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Cecilville, Ca (14.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.