San Francisco weather today
Live conditions, hourly and 14-day forecast and air quality for San Francisco, California, United States.
San Francisco
California, United States
57°
Partly cloudy
- Feels like
- 55°
- High
- 66°
- Low
- 52°
Partly cloudy, 57° and feels like 55°. High 66°, low 52° with no rain expected.
Next 48 hours
- NowPartly cloudy57°0%
- 10 PMOvercast56°0%
- 11 PMOvercast56°0%
- 12 AMOvercast55°0%Thu
- 1 AMOvercast54°0%
- 2 AMOvercast54°0%
- 3 AMOvercast53°0%
- 4 AMClear53°0%
- 5 AMClear52°0%
- 6 AMClear52°0%
- 7 AMSunny51°0%
- 8 AMSunny54°0%
- 9 AMSunny59°0%
- 10 AMSunny61°0%
- 11 AMSunny65°0%
- 12 PMSunny67°0%
- 1 PMSunny70°0%
- 2 PMSunny71°0%
- 3 PMMainly clear67°0%
- 4 PMSunny65°0%
- 5 PMPartly cloudy61°0%
- 6 PMOvercast60°0%
- 7 PMOvercast58°0%
- 8 PMPartly cloudy57°0%
- 9 PMClear56°0%
- 10 PMClear56°0%
- 11 PMClear56°0%
- 12 AMClear55°0%Fri
- 1 AMClear54°0%
- 2 AMClear53°0%
- 3 AMClear53°0%
- 4 AMOvercast52°0%
- 5 AMOvercast52°1%
- 6 AMOvercast52°1%
- 7 AMOvercast51°1%
- 8 AMFog53°1%
- 9 AMFog56°0%
- 10 AMOvercast60°0%
- 11 AMOvercast64°0%
- 12 PMOvercast67°0%
- 1 PMOvercast71°0%
- 2 PMPartly cloudy71°0%
- 3 PMOvercast69°0%
- 4 PMPartly cloudy66°0%
- 5 PMSunny64°0%
- 6 PMClear62°0%
- 7 PMClear62°0%
- 8 PMClear62°0%
Temperature · vertical lines mark midnight
| Time | Condition | Temperature | Rain chance | Wind |
|---|---|---|---|---|
| Now | Partly cloudy | 57° | 0% | 6 mph |
| Wed 10 PM | Overcast | 56° | 0% | 6 mph |
| Wed 11 PM | Overcast | 56° | 0% | 6 mph |
| Thu 12 AM | Overcast | 55° | 0% | 6 mph |
| Thu 1 AM | Overcast | 54° | 0% | 4 mph |
| Thu 2 AM | Overcast | 54° | 0% | 2 mph |
| Thu 3 AM | Overcast | 53° | 0% | 3 mph |
| Thu 4 AM | Clear | 53° | 0% | 4 mph |
| Thu 5 AM | Clear | 52° | 0% | 4 mph |
| Thu 6 AM | Clear | 52° | 0% | 2 mph |
| Thu 7 AM | Sunny | 51° | 0% | 1 mph |
| Thu 8 AM | Sunny | 54° | 0% | 3 mph |
| Thu 9 AM | Sunny | 59° | 0% | 2 mph |
| Thu 10 AM | Sunny | 61° | 0% | 2 mph |
| Thu 11 AM | Sunny | 65° | 0% | 1 mph |
| Thu 12 PM | Sunny | 67° | 0% | 2 mph |
| Thu 1 PM | Sunny | 70° | 0% | 2 mph |
| Thu 2 PM | Sunny | 71° | 0% | 5 mph |
| Thu 3 PM | Mainly clear | 67° | 0% | 10 mph |
| Thu 4 PM | Sunny | 65° | 0% | 12 mph |
| Thu 5 PM | Partly cloudy | 61° | 0% | 12 mph |
| Thu 6 PM | Overcast | 60° | 0% | 11 mph |
| Thu 7 PM | Overcast | 58° | 0% | 8 mph |
| Thu 8 PM | Partly cloudy | 57° | 0% | 7 mph |
| Thu 9 PM | Clear | 56° | 0% | 7 mph |
| Thu 10 PM | Clear | 56° | 0% | 6 mph |
| Thu 11 PM | Clear | 56° | 0% | 5 mph |
| Fri 12 AM | Clear | 55° | 0% | 1 mph |
| Fri 1 AM | Clear | 54° | 0% | 1 mph |
| Fri 2 AM | Clear | 53° | 0% | 1 mph |
| Fri 3 AM | Clear | 53° | 0% | 2 mph |
| Fri 4 AM | Overcast | 52° | 0% | 4 mph |
| Fri 5 AM | Overcast | 52° | 1% | 2 mph |
| Fri 6 AM | Overcast | 52° | 1% | 3 mph |
| Fri 7 AM | Overcast | 51° | 1% | 3 mph |
| Fri 8 AM | Fog | 53° | 1% | 4 mph |
| Fri 9 AM | Fog | 56° | 0% | 3 mph |
| Fri 10 AM | Overcast | 60° | 0% | 2 mph |
| Fri 11 AM | Overcast | 64° | 0% | 1 mph |
| Fri 12 PM | Overcast | 67° | 0% | 2 mph |
| Fri 1 PM | Overcast | 71° | 0% | 3 mph |
| Fri 2 PM | Partly cloudy | 71° | 0% | 7 mph |
| Fri 3 PM | Overcast | 69° | 0% | 7 mph |
| Fri 4 PM | Partly cloudy | 66° | 0% | 6 mph |
| Fri 5 PM | Sunny | 64° | 0% | 6 mph |
| Fri 6 PM | Clear | 62° | 0% | 6 mph |
| Fri 7 PM | Clear | 62° | 0% | 5 mph |
| Fri 8 PM | Clear | 62° | 0% | 4 mph |
7-day forecast
Tap a day for details
Overcast
- Sunrise
- 6:38 AM
- Sunset
- 5:07 PM
- Daylight
- 10 h 29 min
- UV index
- 4Moderate
- Wind
- 10 mph NWGusts 15 mph
- Precipitation
- 0 in
Overcast
- Sunrise
- 6:39 AM
- Sunset
- 5:06 PM
- Daylight
- 10 h 27 min
- UV index
- 4Moderate
- Wind
- 12 mph WNWGusts 20 mph
- Precipitation
- 0 in
Fog
- Sunrise
- 6:40 AM
- Sunset
- 5:05 PM
- Daylight
- 10 h 25 min
- UV index
- 4Moderate
- Wind
- 7 mph WGusts 9 mph
- Precipitation
- 0 in
Overcast
- Sunrise
- 6:41 AM
- Sunset
- 5:04 PM
- Daylight
- 10 h 23 min
- UV index
- 4Moderate
- Wind
- 12 mph NNWGusts 10 mph
- Precipitation
- 0 in
Partly cloudy
- Sunrise
- 6:42 AM
- Sunset
- 5:03 PM
- Daylight
- 10 h 21 min
- UV index
- 4Moderate
- Wind
- 11 mph WNWGusts 9 mph
- Precipitation
- 0 in
Overcast
- Sunrise
- 6:43 AM
- Sunset
- 5:02 PM
- Daylight
- 10 h 19 min
- UV index
- 4Moderate
- Wind
- 11 mph WNWGusts 8 mph
- Precipitation
- 0 in
Partly cloudy
- Sunrise
- 6:44 AM
- Sunset
- 5:02 PM
- Daylight
- 10 h 17 min
- UV index
- 4Moderate
- Wind
- 6 mph NWGusts 7 mph
- Precipitation
- 0 in
Air quality
ModerateUS AQI 53, Moderate.
Unusually sensitive people should consider reducing long outdoor exertion.
- PM2.5 (Fine particles)
- 4.6µg/m³
- PM10 (Coarse particles)
- 6.1µg/m³
- O₃ (Ozone)
- 66µg/m³
- NO₂ (Nitrogen dioxide)
- 13.3µg/m³
- SO₂ (Sulphur dioxide)
- 0.8µg/m³
- CO (Carbon monoxide)
- 163µg/m³
Next 24 hours
Peak 9 PM · AQI 53
- 9 PM: AQI 53, Moderate
- 10 PM: AQI 52, Moderate
- 11 PM: AQI 52, Moderate
- 12 AM: AQI 52, Moderate
- 1 AM: AQI 51, Moderate
- 2 AM: AQI 51, Moderate
- 3 AM: AQI 50, Good
- 4 AM: AQI 49, Good
- 5 AM: AQI 47, Good
- 6 AM: AQI 45, Good
- 7 AM: AQI 43, Good
- 8 AM: AQI 40, Good
- 9 AM: AQI 38, Good
- 10 AM: AQI 36, Good
- 11 AM: AQI 35, Good
- 12 PM: AQI 35, Good
- 1 PM: AQI 34, Good
- 2 PM: AQI 34, Good
- 3 PM: AQI 34, Good
- 4 PM: AQI 34, Good
- 5 PM: AQI 35, Good
- 6 PM: AQI 35, Good
- 7 PM: AQI 36, Good
- 8 PM: AQI 37, Good
Sun
- Sunrise
- 6:38 AM
- Sunset
- 5:07 PM
- Day length
- 10 h 29 min
Golden hour: until about 7:38 AM and from about 4:07 PM, the best soft light for photos.
Current details
- Wind
6 mph
From W · gusts 6 mph
- Humidity
82%
Dew point 51°
Comfortable
- UV index
0Low
No protection needed for most people.
- Pressure
1019 hPa
- Visibility
11 mi
- Cloud cover
66%
- Precipitation
0 in
last hour · 0 in today
Forecast data: Open-Meteo (CC BY 4.0).
San Francisco weather and climate
Cool-summer Mediterranean climate. San Francisco is cool and mild all year. Summer brings frequent fog from the Pacific, so September and October are usually the warmest, sunniest months; winter is the rainy season.
Right now in San Francisco
Partly cloudy, 57° and feels like 55°. High 66°, low 52° with no rain expected. Air quality: US AQI 53 (moderate). (as of 9:15 PM local time)
Seasons in San Francisco
| Season | Months | Typical temperature | What to expect |
|---|---|---|---|
| Summer | Jun–Aug | 13–21°C | Cool, often foggy mornings and windy afternoons. |
| Autumn | Sep–Oct | 14–23°C | The warmest, clearest weather of the year. |
| Winter | Nov–Mar | 7–15°C | Mild with most of the year's rain. |
Ranges are typical daily lows to highs, not a forecast. Individual days can be well outside them.
Best time to visit San Francisco
Usually September to October. Check the 14-day forecast above before you book, and the AQI card if air quality matters to you.
Weather in nearby cities
San Francisco weather FAQ
What is the weather in San Francisco today?
The live temperature, feels-like, rain chance, wind and today's high and low for San Francisco are at the top of this page, with an hourly forecast for the next 48 hours and a 14-day outlook. The data comes from Open-Meteo and refreshes about every 30 minutes.
What is the best time to visit San Francisco?
The most comfortable time to visit San Francisco is usually September to October. San Francisco is cool and mild all year. Summer brings frequent fog from the Pacific, so September and October are usually the warmest, sunniest months; winter is the rainy season.
How hot does San Francisco get?
In San Francisco, the summer season (June to August) is the warmest time of year, with typical temperatures of 13–21°C. Cool, often foggy mornings and windy afternoons.
How cold is San Francisco in winter?
In San Francisco, the winter season runs from November to March, with typical temperatures of 7–15°C. Mild with most of the year's rain.
Is the air quality in San Francisco bad today?
Today's reading is shown live in the air-quality card on this page, as a US AQI number with PM2.5 and PM10 levels and an hourly trend. Air quality in San Francisco changes with the weather: calm, dry spells let pollution build up, while wind and rain clear it. Check the hourly AQI before outdoor exercise, especially if you have asthma or a heart or lung condition.
Today's air quality is in the live AQI card. New to reading forecasts? The weather guide explains rain chance, feels-like, AQI and UV bands.
Related free tools
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- Celsius to Fahrenheit°C to °F conversion
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- Room Humidity Comfort CheckerIs your indoor air too dry or damp?
- Time Zone ExplorerLocal time in any city
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