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Weather forecast in San Francisco, United States

San Francisco, current weather: mostly clear, no precipitation is expected for the next 2 hours. Air temperature +19°, feels like +11°. Wind speed 13.9 Meters per second, westerly. Pressure 743 millimeters of mercury. Humidity 73%. Daytime water temperature +17°. Sunrise 06:48, Sunset 19:24. This time yesterday +16°

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San Francisco, United States: Hourly forecast.

  • 3 pm: +20°, mostly clear, Feels like +16°.

  • 4 pm: +19°, mostly clear, Feels like +15°.

  • 5 pm: +18°, mostly clear, Feels like +13°.

  • 6 pm: +17°, mostly clear, Feels like +13°. Probability of precipitation 10%

  • 7 pm: +16°, mostly clear, Feels like +13°. Probability of precipitation 10%

  • Sunset 11 September 07:24 pm

  • 8 pm: +16°, mostly clear, Feels like +13°. Probability of precipitation 10%

  • 9 pm: +16°, overcast, Feels like +13°. Probability of precipitation 10%

  • 10 pm: +16°, overcast, Feels like +14°. Probability of precipitation 10%

  • 11 pm: +15°, partly cloudy, Feels like +12°. Probability of precipitation 10%

  • Thursday, 12 am: +15°, mostly clear, Feels like +12°. Probability of precipitation 10%

  • 1 am: +15°, overcast, Feels like +12°. Probability of precipitation 10%

  • 2 am: +14°, overcast, Feels like +11°. Probability of precipitation 10%

  • 3 am: +14°, partly cloudy, Feels like +12°. Probability of precipitation 10%

  • 4 am: +14°, mostly clear, Feels like +13°. Probability of precipitation 10%

  • 5 am: +14°, mostly clear, Feels like +14°. Probability of precipitation 10%

  • 6 am: +14°, mostly clear, Feels like +14°. Probability of precipitation 10%

  • Sunrise 12 September 06:49 am

  • 7 am: +14°, mostly clear, Feels like +14°. Probability of precipitation 10%

  • 8 am: +15°, mostly clear, Feels like +15°. Probability of precipitation 10%

  • 9 am: +17°, mostly clear, Feels like +17°. Probability of precipitation 10%

  • 10 am: +19°, clear, Feels like +19°.

  • 11 am: +19°, clear, Feels like +19°.

  • 12 pm: +20°, clear, Feels like +20°.

  • 1 pm: +19°, mostly clear, Feels like +18°.

  • 2 pm: +19°, mostly clear, Feels like +18°.

  • 3 pm: +19°, mostly clear, Feels like +17°.

  • 4 pm: +18°, mostly clear, Feels like +15°.

  • 5 pm: +17°, clear, Feels like +14°. Probability of precipitation 10%

  • 6 pm: +16°, clear, Feels like +13°. Probability of precipitation 10%

  • 7 pm: +15°, clear, Feels like +12°. Probability of precipitation 10%

  • Sunset 12 September 07:22 pm

  • 8 pm: +15°, clear, Feels like +13°. Probability of precipitation 10%

  • 9 pm: +15°, clear, Feels like +14°. Probability of precipitation 10%

  • 10 pm: +15°, clear, Feels like +14°. Probability of precipitation 10%

  • 11 pm: +14°, clear, Feels like +13°. Probability of precipitation 10%

Air quality forecast

Good

The air quality is good. Enjoy your usual outdoor activities.

  • AQI — 20
  • AQI — 23
  • AQI — 20
  • AQI — 18
  • AQI — 17
  • AQI — 17
  • AQI — 19
  • AQI — 25

Weather forecast for Today, 11 September: in the morning air temperature +15°, feels like +11°, clear, wind speed 7.5 meters per second, westerly, humidity 80%, pressure 743 millimeters of mercury; in the afternoon +19°, feels like +15°, mostly clear, wind speed 9.6 meters per second, westerly, humidity 75%, pressure 743 millimeters of mercury; in the evening +16°, feels like +12°, partly cloudy, wind speed 7.9 meters per second, westerly, humidity 88%, pressure 743 millimeters of mercury; in the night +15°, feels like +12°, partly cloudy, wind speed 5.8 meters per second, westerly, humidity 91%, pressure 742 millimeters of mercury; uv index: 8, very high; magnetic field: quiet; daytime water temperature +17°; sunrise 06:48; sunset 19:24; daylight hours: 12 hr 36 min

Weather forecast for Tomorrow, 12 September: in the morning air temperature +16°, feels like +16°, mostly clear, wind speed 2.9 meters per second, south-westerly, humidity 79%, pressure 742 millimeters of mercury; in the afternoon +19°, feels like +17°, mostly clear, wind speed 5.8 meters per second, westerly, humidity 67%, pressure 742 millimeters of mercury; in the evening +15°, feels like +12°, clear, wind speed 5.4 meters per second, westerly, humidity 82%, pressure 741 millimeters of mercury; in the night +14°, feels like +13°, clear, wind speed 2.9 meters per second, south-westerly, humidity 91%, pressure 741 millimeters of mercury; uv index: 7, high; magnetic field: slightly active; daytime water temperature +17°; sunrise 06:49; sunset 19:22; daylight hours: 12 hr 33 min

Weather forecast for Friday, 13 September: in the morning air temperature +16°, feels like +16°, clear, wind speed 3.4 meters per second, south-westerly, humidity 85%, pressure 742 millimeters of mercury; in the afternoon +18°, feels like +17°, partly cloudy, wind speed 5.5 meters per second, south-westerly, humidity 73%, pressure 743 millimeters of mercury; in the evening +15°, feels like +13°, partly cloudy, wind speed 4.8 meters per second, south-westerly, humidity 88%, pressure 742 millimeters of mercury; in the night +14°, feels like +12°, mostly clear, wind speed 3.5 meters per second, south-westerly, humidity 92%, pressure 742 millimeters of mercury; uv index: 7, high; magnetic field: unsettled; daytime water temperature +16°; sunrise 06:50; sunset 19:21; daylight hours: 12 hr 31 min

Weather forecast for Saturday, 14 September: in the morning air temperature +15°, feels like +13°, partly cloudy, wind speed 4.6 meters per second, southerly, humidity 86%, pressure 743 millimeters of mercury; in the afternoon +17°, feels like +15°, partly cloudy, wind speed 6.5 meters per second, south-westerly, humidity 77%, pressure 744 millimeters of mercury; in the evening +16°, feels like +14°, mostly clear, wind speed 4.5 meters per second, south-westerly, humidity 90%, pressure 743 millimeters of mercury; in the night +15°, feels like +12°, partly cloudy, wind speed 6 meters per second, westerly, humidity 91%, pressure 744 millimeters of mercury; uv index: 7, high; daytime water temperature +16°; sunrise 06:50; sunset 19:19; daylight hours: 12 hr 29 min

Weather forecast for Sunday, 15 September: in the morning air temperature +15°, feels like +10°, light rain, wind speed 8.1 meters per second, westerly, humidity 85%, pressure 745 millimeters of mercury; in the afternoon +17°, feels like +12°, light rain, wind speed 9.1 meters per second, westerly, humidity 75%, pressure 744 millimeters of mercury; in the evening +14°, feels like +8°, light rain, wind speed 8.8 meters per second, westerly, humidity 82%, pressure 742 millimeters of mercury; in the night +14°, feels like +10°, light rain, wind speed 6.3 meters per second, westerly, humidity 85%, pressure 741 millimeters of mercury; uv index: 3, moderate; daytime water temperature +16°; sunrise 06:51; sunset 19:18; daylight hours: 12 hr 27 min

Weather forecast for Monday, 16 September: in the morning air temperature +17°, feels like +16°, rain, wind speed 3 meters per second, easterly, humidity 76%, pressure 743 millimeters of mercury; in the afternoon +18°, feels like +15°, overcast, wind speed 5.4 meters per second, south-westerly, humidity 70%, pressure 743 millimeters of mercury; in the evening +15°, feels like +13°, partly cloudy, wind speed 3.7 meters per second, south-westerly, humidity 85%, pressure 743 millimeters of mercury; in the night +14°, feels like +12°, partly cloudy, wind speed 3.5 meters per second, southerly, humidity 88%, pressure 743 millimeters of mercury; daytime water temperature +16°; sunrise 06:52; sunset 19:16; daylight hours: 12 hr 24 min

Weather forecast for Tuesday, 17 September: in the morning air temperature +16°, feels like +14°, overcast, wind speed 4 meters per second, south-westerly, humidity 80%, pressure 745 millimeters of mercury; in the afternoon +17°, feels like +14°, overcast, wind speed 5.3 meters per second, south-westerly, humidity 71%, pressure 745 millimeters of mercury; in the evening +15°, feels like +13°, partly cloudy, wind speed 4.1 meters per second, south-westerly, humidity 88%, pressure 745 millimeters of mercury; in the night +14°, feels like +11°, light rain, wind speed 5.4 meters per second, westerly, humidity 89%, pressure 744 millimeters of mercury; daytime water temperature +15°; sunrise 06:53; sunset 19:15; daylight hours: 12 hr 22 min

Weather forecast for Wednesday, 18 September: in the morning air temperature +16°, feels like +13°, light rain, wind speed 5 meters per second, westerly, humidity 81%, pressure 744 millimeters of mercury; in the afternoon +17°, feels like +13°, light rain, wind speed 6.4 meters per second, westerly, humidity 69%, pressure 744 millimeters of mercury; in the evening +15°, feels like +12°, overcast, wind speed 5.3 meters per second, westerly, humidity 79%, pressure 744 millimeters of mercury; in the night +14°, feels like +12°, overcast, wind speed 3.2 meters per second, south-westerly, humidity 84%, pressure 744 millimeters of mercury; daytime water temperature +16°; sunrise 06:54; sunset 19:13; daylight hours: 12 hr 19 min

Weather forecast for Thursday, 19 September: in the morning air temperature +17°, feels like +15°, overcast, wind speed 4.1 meters per second, south-westerly, humidity 71%, pressure 745 millimeters of mercury; in the afternoon +19°, feels like +16°, light rain, wind speed 5 meters per second, westerly, humidity 60%, pressure 745 millimeters of mercury; in the evening +15°, feels like +12°, overcast, wind speed 4 meters per second, south-westerly, humidity 74%, pressure 745 millimeters of mercury; in the night +15°, feels like +14°, overcast, wind speed 2.5 meters per second, south-westerly, humidity 88%, pressure 746 millimeters of mercury; daytime water temperature +16°; sunrise 06:55; sunset 19:12; daylight hours: 12 hr 17 min

Weather forecast for Friday, 20 September: in the morning air temperature +17°, feels like +16°, partly cloudy, wind speed 2.9 meters per second, south-westerly, humidity 77%, pressure 747 millimeters of mercury; in the afternoon +18°, feels like +15°, overcast, wind speed 4.3 meters per second, westerly, humidity 62%, pressure 747 millimeters of mercury; in the evening +15°, feels like +13°, partly cloudy, wind speed 3.2 meters per second, westerly, humidity 76%, pressure 746 millimeters of mercury; in the night +14°, feels like +12°, partly cloudy, wind speed 3 meters per second, south-westerly, humidity 87%, pressure 746 millimeters of mercury; daytime water temperature +16°; sunrise 06:55; sunset 19:10; daylight hours: 12 hr 15 min

Weather forecast San Francisco, United States for the next month

Get the weather forecast for the next 30 days, including september and october. There's a separate page where you can view the daytime and nighttime air temperature, precipitation, the number of sunny days, air pressure, and humidity.

View the monthly weather forecast

Weather in San Francisco — FAQ

What is the weather today in San Francisco?

The weather in San Francisco today: mostly clear, with an air temperature of +17°.

What will the weather in San Francisco be like tomorrow?

The weather in San Francisco tomorrow: mostly clear, with an air temperature of +17°.

What is the usual weather in San Francisco in September?

In September, the weather in San Francisco is usually partly cloudy, with an average air temperature of +18°.

What is the air pollution level in San Francisco right now?

The air pollution level in San Francisco is currently low, measuring 23.

What is the coldest month in San Francisco?

The coldest month in San Francisco is December, with an average air temperature of +13°.

What is the hottest month in San Francisco?

The hottest month in San Francisco is October, with an average air temperature of +18°.

Discover San Francisco's weather update: +19° now, reaching a high of +20° and a low of +13°. Prepare for the day ahead with our reliable forecast, ensuring you're ready for any temperature changes. Whether you're indoors or outdoors, stay in the know about San Francisco's weather conditions.

Weather forecast for the weekend: light rain · winds at 9 m⁠/⁠s with gusts up to 13 m⁠/⁠s · +17⁠°. Weather forecast for the week: almost no precipitation · winds at 9 m⁠/⁠s with gusts up to 13 m⁠/⁠s · +17⁠…⁠+20⁠°. Weather forecast for today: winds at 7⁠–⁠9 m⁠/⁠s with gusts up to 14 m⁠/⁠s · +13⁠…⁠+20⁠° · partly cloudy, no precipitation. Weather forecast for tomorrow: +14⁠…⁠+20⁠° · clear, no precipitation · light winds at 3⁠–⁠5 m⁠/⁠s with gusts up to 9 m⁠/⁠s

Weather forecast for Today, 11 September: in the morning air temperature +15°, feels like +11°, clear, wind speed 7.5 meters per second, westerly, humidity 80%, pressure 743 millimeters of mercury; in the afternoon +19°, feels like +15°, mostly clear, wind speed 9.6 meters per second, westerly, humidity 75%, pressure 743 millimeters of mercury; in the evening +16°, feels like +12°, partly cloudy, wind speed 7.9 meters per second, westerly, humidity 88%, pressure 743 millimeters of mercury; in the night +15°, feels like +12°, partly cloudy, wind speed 5.8 meters per second, westerly, humidity 91%, pressure 742 millimeters of mercury; uv index: 8, very high; magnetic field: quiet; daytime water temperature +17°; sunrise 06:48; sunset 19:24; daylight hours: 12 hr 36 min

Weather forecast for Tomorrow, 12 September: in the morning air temperature +16°, feels like +16°, mostly clear, wind speed 2.9 meters per second, south-westerly, humidity 79%, pressure 742 millimeters of mercury; in the afternoon +19°, feels like +17°, mostly clear, wind speed 5.8 meters per second, westerly, humidity 67%, pressure 742 millimeters of mercury; in the evening +15°, feels like +12°, clear, wind speed 5.4 meters per second, westerly, humidity 82%, pressure 741 millimeters of mercury; in the night +14°, feels like +13°, clear, wind speed 2.9 meters per second, south-westerly, humidity 91%, pressure 741 millimeters of mercury; uv index: 7, high; magnetic field: slightly active; daytime water temperature +17°; sunrise 06:49; sunset 19:22; daylight hours: 12 hr 33 min