USA / San Diego
Monday, September 21, 2026

San Diego, US

overcast clouds

70°
Feels like 71°
H: 73° L: 69°
overcast clouds
🍃

Smart Outdoor Advice

Perfect weather for outdoor activities! Enjoy the comfortable conditions.

Hourly Forecast

6 AM

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70°

77%

9 AM

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70°

80%

12 PM

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71°

85%

3 PM

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72°

79%

6 PM

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77°

66%

9 PM

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79°

64%

12 AM

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76°

66%

3 AM

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69°

70%

Air Quality Index

3

Moderate

Air quality index is moderate in San Diego.

PM2.5

4.4

PM10

14.2

O₃

100.5

NO₂

0.3

CO

128.6

Verified Station: KSAN

Official METAR Observation

From San Diego International Airport, CA

71°F

Mostly Cloudy

Wind

Northwest at 5.8 MPH (5 KT)

Pressure

29.93 inHg

Humidity

71%

Last Update

Last Update on Sep 20 2026, 6:51 pm PDT

Data Source: NOAA's National Weather Service

Humidity

78%

Dew Point

66°

Wind Speed

10mph

Gusts

12mph

Sunrise

01:35 PM

Sunset

01:48 AM

Pressure

1013hPa

Visibility

6.2mi

5-Day Extended Outlook

Mon, Sep 21

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72°

broken clouds

79° 70°

Tue, Sep 22

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67°

few clouds

84° 67°

Wed, Sep 23

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67°

clear sky

75° 67°

Thu, Sep 24

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67°

broken clouds

76° 67°

Fri, Sep 25

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70°

clear sky

79° 70°

Sat, Sep 26

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74°

clear sky

76° 74°

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Weather Details for San Diego, US

What is the weather in San Diego?

The current weather in San Diego is overcast clouds. Local conditions are updated in real-time to provide the most accurate San Diego weather data.

What is the temperature in San Diego?

The current temperature in San Diego is 70°F (21°C). Looking for the San Diego temperature today? Expect a high of 73°F and a low of 69°F.

Is there a weather forecast for San Diego?

Yes, our San Diego forecast weather includes a detailed 5-day outlook and hourly updates. Stay informed about San Diego humidity, wind speeds, and barometric pressure.

Current Conditions & Alerts

Monitor San Diego current weather including visibility of 6.2 miles and atmospheric pressure of 1013 hPa.