Morro Bay, CA Weather & Growing Conditions
Overnight
53°F
Patchy Fog
Patchy fog after 5am. Mostly cloudy, with a low around 53. South southwest wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Patchy Fog | 0 mph | 0% |
| Tuesday | 72°F | Patchy Fog then Partly Sunny | 0 to 5 mph SW | 0% |
| Tuesday Night | 54°F | Patchy Fog | 0 to 5 mph WNW | 0% |
| Wednesday | 73°F | Mostly Sunny | 0 to 10 mph WSW | 0% |
| Wednesday Night | 55°F | Patchy Fog | 0 to 5 mph NW | 0% |
| Thursday | 75°F | Mostly Sunny | 0 to 5 mph WNW | 0% |
| Thursday Night | 58°F | Patchy Fog | 0 to 5 mph WNW | 0% |
| Friday | 77°F | Sunny | 0 to 5 mph W | 0% |
| Friday Night | 59°F | Partly Cloudy | 0 to 5 mph NNW | 0% |
| Saturday | 79°F | Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 60°F | Partly Cloudy | 0 to 5 mph E | 0% |
| Sunday | 78°F | Sunny | 0 to 5 mph SW | 0% |
| Sunday Night | 58°F | Partly Cloudy | 0 to 5 mph SW | 1% |
| Monday | 72°F | Sunny | 0 to 10 mph SW | 1% |
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 Aug 4, 2026.