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Today weather in San Diego County

Tuesday, September 8th, 2026
today weather
31°
Sunny
Low 23°
Weather Alert Official weather alert: Coastal Flood Advisory.
Choose another day
San Diego County will have a warm day Today with temperatures ascending to 30 °F and descending to around 23 °F after sunset. It'll be quite breezy in San Diego County Today with average wind speeds of 19 km/h. There's a slight chance of rain at 18%.
Wednesday, Sept. 9
31° / 23°
Temp
18%
Rain
19 km/h
Wind
63%
Humidity
San Diego County Weather Pages
Today WeatherTomorrow Weather14 Days ForecastOctober Weather

San Diego County hourly forecast for today

Scroll right to see more weather forecasts for San Diego County today
12:00 AM01:00 AM02:00 AM03:00 AM04:00 AM05:00 AM06:00 AM06:27 AM07:00 AM08:00 AM09:00 AM10:00 AM11:00 AM12:00 PM01:00 PM02:00 PM03:00 PM04:00 PM05:00 PM06:00 PM07:00 PM07:04 PM08:00 PM09:00 PM10:00 PM11:00 PM
weatherOvercastOvercastOvercastOvercastOvercastOvercastOvercastsunriseOvercastSunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnyPatchy rain possiblesunsetPatchy rain possiblePatchy rain possiblePatchy rain possiblePatchy rain possibleNext
temperatures25.2°24.7°24.3°24.2°23.8°23.5°23.4°Sunrise23.7°26.7°30.6°26°26.7°26.9°26.5°26.1°26.1°26.4°26.4°25.5°24.9°Sunset25.2°25.1°25.1°25°
wind speed14 km/h12 km/h13 km/h14 km/h14 km/h12 km/h12 km/h13 km/h12 km/h13 km/h15 km/h17 km/h17 km/h19 km/h19 km/h17 km/h16 km/h16 km/h15 km/h13 km/h13 km/h13 km/h10 km/h7 km/h
wind degree344°339°330°326°329°336°328°322°329°325°322°319°309°300°299°305°323°319°307°320°331°332°343°332°
wind directionNNWNNWNNWNNWNNWNNWNNWNWNNWNWNWNWNWWNWWNWNWNWNWNWNWNNWNNWNNWNNW
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0.1 mm
chance for rain17%17%18%17%18%18%17%16%4%2%4%3%3%3%4%4%3%4%5%13%9%12%16%21%
chance for snow0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
humidity67%68%70%68%70%70%69%66%58%46%61%59%58%59%61%60%60%60%64%64%61%60%60%62%
dew point18.6°18.4°18.4°18°18.1°17.7°17.3°17°17.8°17.7°17.8°18°17.9°17.9°17.9°17.8°17.9°18.2°18.3°17.7°17.2°16.9°16.8°17.4°
visibility10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km
cloud cover100%100%100%100%100%100%100%100%16%21%13%5%5%5%17%5%5%5%5%76%57%75%100%99%
UV000000000.82.44.87.39.19.58.46.23.71.60.400000

View of San Diego County today

Explore San Diego County live webcam feed to see how the weather is shaping up today in San Diego County. See what people are wearing, check out the sky, and get a sense of the atmosphere before you step outside.

Stay informed and make the most of your day with our live weather updates from San Diego County today.

San Diego County today

Weather in San Diego County today

The weather in San Diego County today is expected to be slightly warmer than usual, with a forecast temperature of 31 °F, compared to an average of 28.3 °F for September 8th in recent years.

temperatures
temperatures
31 °F
rain
rain
0.2 mm
wind
wind
19 km/h
9.5
UV
Very High
🌫️ Air quality, UV & pollen - San Diego County Live AQI, UV index and pollen levels. Air Quality →
San Diego County daylight overview ☀️
Today in San Diego County, The sun rises at 06:27 and sets at 19:04, giving a total daylight duration of 12 hours and 37 minutes.
🌅Sunrise, sunset & moon times - San Diego CountyDay length, twilight, golden hour and tonight's moon phase.Sun & Moon →
Top locations in San Diego County
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What to wear today in San Diego County? clothing recommendations

Stay comfortably stylish - your tailored guide for today's San Diego County forecast.
  • Short-sleeve shirtShort-sleeve shirt
  • ShortsShorts
  • Lightweight pantsLightweight pants
  • Breathable footwearBreathable footwear
  • SunglassesSunglasses
  • Wide brimmed hatWide brimmed hat
  • SunscreenSunscreen
  • Flip flopFlip flop

The weather today in San Diego County - FAQ

What is the maximum temperature for today in San Diego County?
The maximum temperature for today in San Diego County is expected to be 31° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain today in San Diego County? 🌧️
Yes, there is a 18% chance of rain in San Diego County today. We recommend carrying an umbrella or rain gear to stay dry.

What will be the wind speed today in San Diego County? 🌀
The wind in San Diego County is expected to blow at 19 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in San Diego County today?
Given the forecast of 31 °F with a 18% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in San Diego County today.

What is the sunrise and sunset time for San Diego County today?
The sun is expected to rise at 06:27 and set at 19:04 in San Diego County.

How accurate is the weather forecast San Diego County today? ✅
San Diego County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Location coordinates Where is San Diego County?

Get accurate weather forecasts for San Diego County, located at latitude 32.716 and longitude -117.165. Stay updated with localized weather information tailored for San Diego County.

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