Today's Weather Forecast - San Diego

Today's weather in San Diego. high 27°C (81°F), low 21°C (70°F). Mainly Clear.

Today’s Hourly Weather Outlook

Morning6 AM – Noon24°
Wind speed
19 km/h
Rain probability
1%
AfternoonNoon – 6 PM26°
Wind speed
19 km/h
Rain probability
1%
Evening6 PM – Midn22°
Wind speed
11 km/h
Rain probability
1%
NightMidn – 6 AM23°
Wind speed
10 km/h
Rain probability
1%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 5:59 AM
Total Daylight
12% of day elapsedSolar noon 12:44 PM
Sunset
Dusk 7:29 PM
Remaining11h 3m
Solar elevation17°
vs yesterday-3 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM2.5
Monitoring station
San Diego - Sherman Elementary School, San Diego, California
PM2.5
43μg/m³
PM10
22μg/m³
O₃
23.3ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

San Diego is forecast to reach a high of 27°C today, with an overnight low around 21°C. That's 2° below the long-term average high of 29°C for this time of year. Expect little chance of rain (1% probability) and a gentle breeze averaging 19 km/h. Air quality is currently Moderate (AQI 58), driven mainly by PM2.5 at 12 μg/m³.

Today vs Normal

27°C-2° below normal

The long-term average high for today is 29°C.

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.