Morro Bay, CA Weather & Growing Conditions
Overnight
53°F
Mostly Clear
Mostly clear, with a low around 53. North northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Mostly Clear | 5 mph NNE | 0% |
| Wednesday | 68°F | Mostly Sunny | 5 to 15 mph N | 0% |
| Wednesday Night | 54°F | Mostly Cloudy | 15 to 20 mph N | 0% |
| Thursday | 72°F | Mostly Sunny | 10 to 15 mph NNE | 0% |
| Thursday Night | 55°F | Mostly Clear | 10 to 15 mph NNE | 0% |
| Friday | 76°F | Sunny | 5 to 15 mph NNE | 0% |
| Friday Night | 56°F | Mostly Clear | 5 to 15 mph NNE | 0% |
| Saturday | 78°F | Sunny | 5 to 15 mph NW | 0% |
| Saturday Night | 56°F | Mostly Clear | 0 to 10 mph N | 0% |
| Sunday | 78°F | Sunny | 0 to 15 mph NNE | 0% |
| Sunday Night | 58°F | Mostly Clear | 0 to 10 mph NNE | 0% |
| Monday | 76°F | Mostly Sunny | 5 to 10 mph NNW | 0% |
| Monday Night | 57°F | Partly Cloudy | 0 to 10 mph N | 1% |
| Tuesday | 74°F | Sunny | 5 to 10 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Morro Bay, CA
Last spring frost
Jan 19
First fall frost
Jan 14
Growing season
365 days
Hardiness zone
9b
Explore more for Morro Bay, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Morro Bay Fire Dept, Ca (3.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.