College City, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for College City, a community in Colusa County, California.
Overnight
69°F
Clear
Clear, with a low around 69. East wind around 2 mph.
7-day forecast for College City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Clear | 2 mph E | 0% |
| Tuesday | 100°F | Sunny | 2 to 7 mph E | 0% |
| Tuesday Night | 62°F | Mostly Clear | 1 to 6 mph SSE | 0% |
| Wednesday | 98°F | Sunny | 1 to 7 mph ESE | 0% |
| Wednesday Night | 62°F | Clear | 1 to 7 mph S | 0% |
| Thursday | 98°F | Sunny | 1 to 6 mph ESE | 0% |
| Thursday Night | 63°F | Clear | 2 to 6 mph SSE | 0% |
| Friday | 99°F | Sunny | 2 to 6 mph ENE | 0% |
| Friday Night | 65°F | Clear | 2 to 6 mph SSE | 0% |
| Saturday | 99°F | Sunny | 2 to 6 mph NE | 0% |
| Saturday Night | 65°F | Clear | 2 to 6 mph SSE | 0% |
| Sunday | 97°F | Sunny | 2 to 8 mph ENE | 0% |
| Sunday Night | 61°F | Mostly Clear | 2 to 8 mph ESE | 0% |
| Monday | 93°F | Sunny | 2 to 9 mph E | 0% |
Forecast source: National Weather Service (api.weather.gov) for College City (39.006, -122.005). Updated through the day.
Growing snapshot for College City
Last spring frost
Feb 14
First fall frost
Dec 1
Growing season
293 days
Hardiness zone
9b
More local growing data for College City: nearby ZIP 95912 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Colusa 2 Ssw, Ca (13.2 mi from College City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.