Glennville, CA Weather & Growing Conditions
Tonight
49°F
Clear
Clear. Low around 49, with temperatures rising to around 52 overnight. Northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Clear | 0 to 5 mph NE | 2% |
| Saturday | 77°F | Sunny | 0 to 5 mph NNW | 0% |
| Saturday Night | 55°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 79°F | Partly Sunny | 0 to 5 mph SSE | 2% |
| Sunday Night | 56°F | Mostly Cloudy | 0 mph | 2% |
| Monday | 75°F | Sunny | 0 to 5 mph WNW | 4% |
| Monday Night | 53°F | Mostly Clear | 0 to 5 mph NE | 3% |
| Tuesday | 78°F | Sunny | 0 to 5 mph W | 1% |
| Tuesday Night | 56°F | Clear | 0 to 5 mph NE | 0% |
| Wednesday | 84°F | Sunny | 0 to 5 mph WNW | 1% |
| Wednesday Night | 60°F | Mostly Clear | 5 mph NE | 0% |
| Thursday | 86°F | Sunny | 0 to 10 mph SSW | 3% |
| Thursday Night | 61°F | Mostly Clear | 0 to 5 mph NE | 2% |
| Friday | 84°F | Sunny | 0 to 5 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Glennville, CA
Last spring frost
May 11
First fall frost
Oct 17
Growing season
155 days
Hardiness zone
8b
Explore more for Glennville, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Glennville, Ca (2.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.