San Diego, CA Weather & Growing Conditions
Today
80°F
Patchy Fog then Mostly Sunny
Patchy fog before 11am. Mostly sunny, with a high near 80. Southwest wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Patchy Fog then Mostly Sunny | 0 to 10 mph SW | 0% |
| Tonight | 64°F | Patchy Fog | 0 to 10 mph W | 0% |
| Wednesday | 80°F | Patchy Fog then Mostly Sunny | 0 to 10 mph SW | 0% |
| Wednesday Night | 65°F | Partly Cloudy then Patchy Fog | 0 to 5 mph W | 0% |
| Thursday | 81°F | Patchy Fog then Mostly Sunny | 0 to 10 mph W | 0% |
| Thursday Night | 66°F | Patchy Fog | 0 to 5 mph W | 0% |
| Friday | 83°F | Patchy Fog then Sunny | 0 to 10 mph W | 0% |
| Friday Night | 65°F | Partly Cloudy | 0 to 10 mph SW | 0% |
| Saturday | 83°F | Sunny | 0 to 10 mph SW | 0% |
| Saturday Night | 65°F | Mostly Clear | 0 to 10 mph SW | 0% |
| Sunday | 83°F | Sunny | 0 to 10 mph SW | 1% |
| Sunday Night | 65°F | Partly Cloudy | 0 to 10 mph SW | 2% |
| Monday | 81°F | Mostly Sunny | 0 to 10 mph SW | 5% |
| Monday Night | 64°F | Partly Cloudy | 0 to 10 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for San Diego, CA
Last spring frost
Jan 5
First fall frost
Jan 2
Growing season
365 days
Hardiness zone
10a
Explore more for San Diego, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Rancho Bernardo, Ca (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.