Cohasset, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cohasset, a community in Butte County, California.
Tonight
45°F
Partly Cloudy
Partly cloudy, with a low around 45. North northeast wind 0 to 5 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Cohasset
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Partly Cloudy | 0 to 5 mph NNE | 2% |
| Wednesday | 62°F | Sunny | 1 to 6 mph N | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 1 to 5 mph NE | 0% |
| Thursday | 67°F | Sunny | 2 to 6 mph NW | 0% |
| Thursday Night | 53°F | Mostly Clear | 6 mph NE | 0% |
| Friday | 69°F | Sunny | 0 to 5 mph N | 0% |
| Friday Night | 54°F | Mostly Clear | 1 to 5 mph N | 0% |
| Saturday | 69°F | Sunny | 3 mph SSW | 0% |
| Saturday Night | 55°F | Mostly Clear | 1 to 5 mph E | 0% |
| Sunday | 68°F | Mostly Sunny | 3 mph SE | 0% |
| Sunday Night | 55°F | Partly Cloudy | 2 mph E | 1% |
| Monday | 66°F | Mostly Sunny | 3 mph SE | 5% |
| Monday Night | 54°F | Partly Cloudy | 2 mph E | 5% |
| Tuesday | 66°F | Mostly Sunny then Slight Chance Light Rain | 5 mph SSE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Cohasset (39.902, -121.745). Updated through the day.
Growing snapshot for Cohasset
Last spring frost
Apr 17
First fall frost
Nov 11
Growing season
206 days
Hardiness zone
9a
More local growing data for Cohasset: nearby ZIP 95942 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Bangor
Berry Creek
Biggs
Butte Creek Canyon
Butte Meadows
Butte Valley
Cherokee
Chico
Clipper Mills
Concow
Durham
Forbestown
Forest Ranch
Gridley
Honcut
Kelly Ridge
Magalia
Oroville
Oroville East
Palermo
Paradise
Richvale
Robinson Mill
South Oroville
Stirling City
Thermalito
Yankee Hill
Climate data from the nearest NOAA station, De Sabla, Ca (4.3 mi from Cohasset). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.