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Weather in San Francisco for December 2024

Your guide to San Francisco weather in December - trends and predictions
  • In general, the average temperature in San Francisco at the beginning of December is 14.6 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 14.1 °F by the end of December.

  • The climate of San Francisco in December is notably wet, with an average of 11 rainy days.

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Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/9°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
75 %
Avg humidity

San Francisco in December average weather

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Temperatures trend during December in San Francisco

See the weather trend as well as the moving average line

December weather day by day

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Date Weather Temperatures Rain UV More
Dec. 1 Cloudy
Cloudy
14° /9° 0 mm 3
Dec. 2 Patchy rain possible
Patchy rain possible
14° /11° 0.5 mm 3
Dec. 3 Fog
Fog
15° /11° 0 mm 4
Dec. 4 Fog
Fog
14° /12° 0 mm 3
Dec. 5 Fog
Fog
17° /12° 0 mm 4
Dec. 6 Light rain shower
Light rain shower
15° /10° 8.2 mm 3
Dec. 7 Light rain shower
Light rain shower
13° /10° 3.4 mm 3
Dec. 8 Overcast
Overcast
13° /6° 0 mm 3
Dec. 9 Overcast
Overcast
14° /6° 0 mm 3
Dec. 10 Overcast
Overcast
13° /7° 0 mm 3
Dec. 11 Overcast
Overcast
14° /9° 0 mm 3
Dec. 12 Partly cloudy
Partly cloudy
15° /10° 0 mm 5
Dec. 13 Overcast
Overcast
14° /9° 0 mm 3
Dec. 14 Overcast
Overcast
15° /9° 0 mm 4
Dec. 15 Sunny
Sunny
15° /9° 0 mm 5
Dec. 16 Partly cloudy
Partly cloudy
16° /9° 0 mm 5
Dec. 17 Partly cloudy
Partly cloudy
16° /11° 0.5 mm 5
Dec. 18 Light rain shower
Light rain shower
14° /11° 18.9 mm 3
Dec. 19 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
16° /13° 15.9 mm 4
Dec. 20 Light rain shower
Light rain shower
14° /11° 29 mm 3
Dec. 21 Partly cloudy
Partly cloudy
15° /10° 0 mm 5
Dec. 22 Partly cloudy
Partly cloudy
14° /10° 0.4 mm 5
Dec. 23 Overcast
Overcast
14° /9° 0 mm 4
Dec. 24 Partly cloudy
Partly cloudy
15° /8° 0 mm 4
Dec. 25 Overcast
Overcast
15° /9° 0 mm 4
Dec. 26 Patchy rain possible
Patchy rain possible
14° /9° 1 mm 4
Dec. 27 Moderate or heavy rain shower
Moderate or heavy rain shower
15° /10° 13.6 mm 4
Dec. 28 Sunny
Sunny
14° /9° 0.5 mm 4
Dec. 29 Patchy rain possible
Patchy rain possible
14° /10° 9.7 mm 4
Dec. 30 Heavy rain at times
Heavy rain at times
14° /11° 7.6 mm 3
Dec. 31 Moderate or heavy rain shower
Moderate or heavy rain shower
13° /10° 43.6 mm 3
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Important Notice
Our weather forecast for San Francisco in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the San Francisco forecast closer to your planned date for the most up-to-date weather information.

San Francisco in December - FAQ

What are the expected maximum and minimum temperatures in San Francisco during December?
During December, expect a variety of temperatures with highs around 15° and lows near 9°, suitable for diverse activities and preferences.
How much rainfall should be expected in San Francisco during December?
Significant rainfall exceeding 229.4 mm is expected in San Francisco during December, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in San Francisco during December?
The average wind speed in San Francisco during December is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in San Francisco

Explore the daily rainfall trends and prepare for San Franciscos December weather 💧

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Location coordinates Where is San Francisco?

Get accurate weather forecasts for San Francisco, located at latitude 37.775 and longitude -122.419. Stay updated with localized weather information tailored for San Francisco.

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