Copperopolis, CA Weather & Growing Conditions
Overnight
76°F
Clear
Clear. Low around 76, with temperatures rising to around 79 overnight. North northwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 76°F | Clear | 7 mph NNW | 0% |
| Tuesday | 99°F | Sunny | 6 to 10 mph WNW | 0% |
| Tuesday Night | 73°F | Clear | 10 mph NW | 0% |
| Wednesday | 98°F | Sunny | 10 mph NW | 0% |
| Wednesday Night | 72°F | Clear | 10 mph NW | 0% |
| Thursday | 98°F | Sunny | 12 mph NW | 0% |
| Thursday Night | 73°F | Clear | 12 mph NNW | 0% |
| Friday | 98°F | Sunny | 12 mph NW | 0% |
| Friday Night | 74°F | Clear | 7 to 12 mph NNW | 0% |
| Saturday | 99°F | Sunny | 7 to 10 mph NW | 0% |
| Saturday Night | 75°F | Clear | 5 to 10 mph NNW | 0% |
| Sunday | 97°F | Sunny | 5 to 10 mph NW | 0% |
| Sunday Night | 72°F | Mostly Clear | 6 to 10 mph NNW | 0% |
| Monday | 93°F | Sunny | 6 to 9 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Copperopolis, CA
Last spring frost
Feb 20
First fall frost
Dec 11
Growing season
290 days
Hardiness zone
9b
Explore more for Copperopolis, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, New Melones Dam Hq, Ca (12.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.