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Weather in Santa Barbara for December 2025

Your guide to Santa Barbara weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Santa Barbara at the beginning of December is 17.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.1 °F by the end of December.

  • Rain 🌧️

  • With an average of 2 rainy days, Santa Barbara experiences minimal rainfall in December.

  • More

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Average dry days
29
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/10°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
57 %
Avg humidity

Santa Barbara Weather December

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Temperatures trend during December in Santa Barbara

See the weather trend as well as the moving average line

December weather in Santa Barbara day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
Dec. 1 Partly cloudy
Partly cloudy
18° /11° 0 mm 5
Dec. 2 Overcast
Overcast
17° /9° 0 mm 4
Dec. 3 Cloudy
Cloudy
15° /10° 0 mm 4
Dec. 4 Partly cloudy
Partly cloudy
15° /8° 0 mm 5
Dec. 5 Cloudy
Cloudy
18° /9° 0 mm 4
Dec. 6 Sunny
Sunny
21° /10° 0 mm 6
Dec. 7 Cloudy
Cloudy
19° /10° 0 mm 4
Dec. 8 Overcast
Overcast
15° /9° 0 mm 4
Dec. 9 Partly cloudy
Partly cloudy
15° /7° 0 mm 5
Dec. 10 Sunny
Sunny
18° /8° 0 mm 5
Dec. 11 Overcast
Overcast
18° /9° 0 mm 4
Dec. 12 Cloudy
Cloudy
17° /9° 0 mm 4
Dec. 13 Partly cloudy
Partly cloudy
15° /7° 0 mm 5
Dec. 14 Moderate rain at times
Moderate rain at times
14° /8° 2.3 mm 3
Dec. 15 Sunny
Sunny
17° /6° 0 mm 5
Dec. 16 Overcast
Overcast
19° /9° 0 mm 4
Dec. 17 Sunny
Sunny
22° /10° 0 mm 6
Dec. 18 Sunny
Sunny
23° /11° 0 mm 6
Dec. 19 Overcast
Overcast
22° /13° 0 mm 5
Dec. 20 Partly cloudy
Partly cloudy
15° /11° 0 mm 5
Dec. 21 Cloudy
Cloudy
15° /10° 0 mm 3
Dec. 22 Overcast
Overcast
21° /11° 0 mm 5
Dec. 23 Cloudy
Cloudy
15° /11° 0 mm 4
Dec. 24 Moderate rain at times
Moderate rain at times
17° /11° 0.9 mm 4
Dec. 25 Partly cloudy
Partly cloudy
16° /8° 0 mm 5
Dec. 26 Overcast
Overcast
19° /9° 0 mm 4
Dec. 27 Overcast
Overcast
19° /11° 0 mm 4
Dec. 28 Partly cloudy
Partly cloudy
18° /11° 0 mm 5
Dec. 29 Sunny
Sunny
21° /9° 0 mm 6
Dec. 30 Sunny
Sunny
17° /10° 0 mm 5
Dec. 31 Cloudy
Cloudy
17° /9° 0 mm 4
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Important Notice
Our weather forecast for Santa Barbara 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 Santa Barbara forecast closer to your planned date for the most up-to-date weather information.

Santa Barbara in December - FAQ

What are the expected maximum and minimum temperatures in Santa Barbara during December?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Santa Barbara during December?
Rainfall in Santa Barbara during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Santa Barbara during December?
The average wind speed in Santa Barbara during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Santa Barbara

Explore the daily rainfall trends and prepare for Santa Barbaras December weather 💧

UV exposure in Santa Barbara during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

Quick links

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Location coordinates Where is Santa Barbara?

Get accurate weather forecasts for Santa Barbara, located at latitude 34.421 and longitude -119.698. Stay updated with localized weather information tailored for Santa Barbara.

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