Home / Local Weather & Traffic / California / South San Francisco / Current Weather

South San Francisco, CA Weather

Updated: Sat May 24th 2025 2:45 AM PDT

Partly Cloudy

53^°F 12^°C

Feels Like 51^°F / 10^°C

South San Francisco, CA weather condition is Partly Cloudy and 53°F.

Today's Weather in South San Francisco,CA

The current weather in South San Francisco CA as of 2:45 AM PDT on Sat May 24th 2025, has a sky condition of Partly Cloudy with the visibility of 9 mile(s). It is 53 degrees fahrenheit but feels like 51 degrees with a forecasted high of 53 and low of 49. The barometric pressure is 29.97 - measured by inches of mercury - and is steady since its last observation. The humidity is 83 percent that's falling since the last report, with a dew point of 49 degrees fahrenheit which is rising. Wind direction is from the West-Southwest at 7.2 miles per hour, gusting at 10.4 miles per hour. Sunrise is at 5:54 AM and Sunset is at 8:20 PM. The moon phase is a Waning Crescent moon rising at 3:55 AM with 14% illumination. Thank you for listening to the weather report from LocalConditions.com!

Listen to this weather report - press Read

Barometer 29.97 inHg. rising
Humidity 83% falling
Heat Index 50°F
Wind from WSW. 7.2 mph
Wind Gust 10.4 miles per hour
Wind Chill 47°F
UV Index 0

Dew Point 49°F rising
Visibility 9 mi.
Sunrise 5:54 AM
Sunset 8:20 PM
Moonrise 3:55 AM
Moonset 5:54 PM
Moon Phase Waning Crescent Moon 14%

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information! You can ask questions like "Will it rain tomorrow?" or "What's the fishing conditions like for the morning", or "What is the barometric pressure tonight".

Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

5 Day Forecast

Overcast

Overcast with a high of 53°F and a low of 48°F. Winds will be moderate, blowing around 15mph. Expect high humidity with levels above 80% to 94%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 53° \| Lo 48°	94%	0%	0%	14.5 mph

Overcast

Overcast with a high of 57°F and a low of 49°F. Winds will be moderate, blowing around 18mph. Expect high humidity with levels above 80% to 91%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 57° \| Lo 49°	91%	0%	0%	17.2 mph

Sunny

Sunny with a high of 61°F and a low of 50°F. Winds will be moderate, blowing around 11mph. Expect high humidity with levels above 80% to 82%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 61° \| Lo 50°	82%	0% \| est. 0in	0%	10.1 mph

Sunny

Sunny with a high of 58°F and a low of 50°F. Winds will be moderate, blowing around 12mph. Expect high humidity with levels above 80% to 87%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 58° \| Lo 50°	87%	0% \| est. 0in	0%	11.9 mph

Scattered Showers

Scattered Showers with a high of 59°F and a low of 52°F. Winds will be light at 10mph at times. Expect high humidity with levels above 80% to 84%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 59° \| Lo 52°	84%	0% \| est. 0in	0%	9.2 mph

Yesterday 5-Day 10-Day

Weather Radar Map

Live South San Francisco, CA weather with granular precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Wednesday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

The current temperature today is 53^°F. The morning temperature of 50°^F is lowest at 12am with the daytime high of 53°^F at 2pm and a low around 50°^F at 8pm is expected.