Marysville, CA Weather & Growing Conditions
Overnight
69°F
Clear
Clear. Low around 69, with temperatures rising to around 71 overnight. Southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Clear | 2 mph SE | 0% |
| Tuesday | 103°F | Sunny | 1 to 7 mph S | 0% |
| Tuesday Night | 66°F | Mostly Clear | 2 to 6 mph SSE | 0% |
| Wednesday | 100°F | Sunny | 2 to 6 mph S | 0% |
| Wednesday Night | 65°F | Clear | 2 to 6 mph SSE | 0% |
| Thursday | 100°F | Sunny | 2 to 6 mph S | 0% |
| Thursday Night | 66°F | Clear | 1 to 6 mph SSE | 0% |
| Friday | 101°F | Sunny | 1 to 5 mph SSW | 0% |
| Friday Night | 68°F | Clear | 2 to 6 mph SSE | 0% |
| Saturday | 101°F | Sunny | 1 to 6 mph SSW | 0% |
| Saturday Night | 68°F | Clear | 2 to 6 mph SE | 0% |
| Sunday | 99°F | Sunny | 2 to 8 mph S | 0% |
| Sunday Night | 65°F | Clear | 5 to 8 mph SSE | 1% |
| Monday | 95°F | Sunny | 5 to 10 mph SSE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marysville, CA
Last spring frost
Jan 15
First fall frost
Dec 12
Growing season
333 days
Hardiness zone
9b
Explore more for Marysville, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Marysville, Ca (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.