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Weather in South San Francisco, United States 🇺🇸

Current Weather in South San Francisco

Light rain shower
16°C
Feels like 12°C. Light rain shower.
🌬️ 28 km/h SSW
💧 77% Humidity
🧭 1016 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.7
🌡️ Dew Point: 12°C
🌅 Sunrise: 06:36 AM
🌇 Sunset: 05:09 PM
Map Overlays:
Temperature Precipitation Pressure Wind Speed Clear

As of now, South San Francisco is 16°C and light rain shower, feeling like 12°C. Expect 77% humidity and winds of about 28 km/h, and the UV index is 1 (low). Over the next few days, temperatures in South San Francisco range from about 12°C to 18°C.

Hourly Forecast for South San Francisco

13:00
Light rain shower
17°
54%
14:00
Light rain shower
16°
69%
15:00
Light rain shower
16°
69%
16:00
Light rain shower
16°
54%
17:00
Light rain shower
16°
57%
18:00
Light rain shower
15°
52%
19:00
Light rain shower
15°
52%
20:00
Patchy rain nearby
15°
30%
21:00
Patchy rain nearby
15°
25%
22:00
Partly Cloudy
14°
19%
23:00
Overcast
14°
23%
00:00
Cloudy
14°
19%
01:00
Partly Cloudy
13°
18%
02:00
Partly Cloudy
14°
10%
03:00
Clear
14°
8%
04:00
Clear
12°
12%
05:00
Clear
13°
8%
06:00
Clear
13°
8%
07:00
Sunny
12°
12%
08:00
Sunny
13°
7%
09:00
Sunny
14°
7%
10:00
Partly Cloudy
15°
7%
11:00
Sunny
15°
5%
12:00
Sunny
16°
4%

14-Day Forecast for South San Francisco

Tue, Nov 03
Light rain shower Light rain shower
17° / 14°
Wed, Nov 04
Sunny Sunny
17° / 12°
Thu, Nov 05
Sunny Sunny
18° / 12°
Fri, Nov 06
Sunny Sunny
19° / 13°
Sat, Nov 07
Sunny Sunny
20° / 13°
Sun, Nov 08
Partly Cloudy Partly Cloudy
18° / 14°
Mon, Nov 09
Cloudy Cloudy
17° / 14°
Tue, Nov 10
Sunny Sunny
19° / 12°
Wed, Nov 11
Overcast Overcast
18° / 14°
Thu, Nov 12
Patchy rain nearby Patchy rain nearby
17° / 15°
Fri, Nov 13
Light rain shower Light rain shower
17° / 15°
Sat, Nov 14
Patchy rain nearby Patchy rain nearby
16° / 13°
Sun, Nov 15
Patchy rain nearby Patchy rain nearby
16° / 14°
Mon, Nov 16
Light rain shower Light rain shower
15° / 12°

Additional Forecasts for South San Francisco

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 122.0 μg/m³
O₃ (Ozone) 84.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.1 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 7.9 μg/m³
PM10 (Coarse particles) 12.7 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Best Time to Be Outside in South San Francisco Today

The most comfortable window in South San Francisco today looks like 15:00 to 18:00, when it is around 16°C. The next likely rain is around 13:00.

Frequently Asked Questions about Weather in South San Francisco

What is the temperature in South San Francisco right now?

South San Francisco is sitting at 16°C (61°F) right now, light rain shower (feels like 12°C).

What's the weather like in South San Francisco right now?

Current weather in South San Francisco: Light rain shower, humidity 77%, wind 28 km/h SSW.

What is today's forecast for South San Francisco?

Today in South San Francisco: high 17°C, low 14°C, light rain shower. Chance of rain: 85%.

What is the 7-day weather forecast for South San Francisco?

Daily highs and lows for South San Francisco:

  • 2026-11-03: 17°C / 14°C
  • 2026-11-04: 17°C / 12°C
  • 2026-11-05: 18°C / 12°C
  • 2026-11-06: 19°C / 13°C
  • 2026-11-07: 20°C / 13°C
  • 2026-11-08: 18°C / 14°C
  • 2026-11-09: 17°C / 14°C
Is it going to rain in South San Francisco today?

There is a 85% chance of rain in South San Francisco today. Total expected precipitation: 10.24 mm.

What is the wind speed in South San Francisco right now?

Wind in South San Francisco is currently 28 km/h (17 mph) from the SSW.

What is the UV index in South San Francisco right now?

The UV index in South San Francisco is currently 0.7 (low). Sun protection is recommended when the index is 3 or higher.

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