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Weather in Santa Clarita, California for December 2025

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

    Temperatures

  • Until now, December 2025 in Santa Clarita has been nearly identical to the historical average, with a temperature of 20.5 °F (showing only a slight deviation of -0.3 °F).

  • The forecast for the next days in Santa Clarita predicts temperatures to be around 21 °F, close to the historical average.

  • In general, the average temperature in Santa Clarita at the beginning of December is 20.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16 °F by the end of December.

    • Rain 🌧️

  • Santa Clarita experiences moderate rainfall in December, with an average of 6 rainy days and a total precipitation of 33.3 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
25
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/8°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
42 %
Avg humidity

Santa Clarita Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
19°
2
Cloudy
19°
3
Sunny
19°
4
Sunny
21°
5
Sunny
23°
6
Sunny
23°
7
Partly cloudy
22°
8
Sunny
20°
9
Sunny
20°
10
Sunny
21°
11
Overcast
22°
12
Sunny
17°
13
Sunny
30°
14
Sunny
24°
15
Sunny
26°
16
Sunny
25°
17
Sunny
25°
18
Sunny
21°
19
Sunny
21°
20
Sunny
22°
21
Sunny
22°
22
Patchy rain possible
17°
23
Patchy rain possible
13°
24
Partly cloudy
14°
25
Partly cloudy
14°
26
Partly cloudy
15°
27
Overcast
15°
28
Overcast
20°
29
Overcast
18°
30
Light rain shower
15°
31
Light rain shower
15°

Temperatures trend during December in Santa Clarita

See the weather trend as well as the moving average line

December weather in Santa Clarita day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
Dec. 1 Partly cloudy
Partly cloudy
 19° /7° 0 mm 5
Dec. 2 Cloudy
Cloudy
 19° /6° 0 mm 5
Dec. 3 Sunny
Sunny
 19° /7° 0 mm 5
Dec. 4 Sunny
Sunny
 21° /8° 0 mm 5
Dec. 5 Sunny
Sunny
 23° /8° 0 mm 6
Dec. 6 Sunny
Sunny
 23° /10° 0 mm 6
Dec. 7 Partly cloudy
Partly cloudy
 22° /8° 0 mm 6
Dec. 8 Sunny
Sunny
 20° /8° 0 mm 5
Dec. 9 Sunny
Sunny
 20° /7° 0 mm 5
Dec. 10 Sunny
Sunny
 21° /7° 0 mm 6
Dec. 11 Overcast
Overcast
 22° /9° 0 mm 5
Dec. 12 Sunny
Sunny
 17° /8° 0 mm 5
Dec. 13 Sunny
Sunny
 30° /12° 0 mm 0.6
Dec. 14 Sunny
Sunny
 24° /9° 0 mm 0.6
Dec. 15 Sunny
Sunny
 26° /11° 0 mm 0.6
Dec. 16 Sunny
Sunny
 25° /13° 0 mm 0.7
Dec. 17 Sunny
Sunny
 25° /14° 0 mm 0
Dec. 18 Sunny
Sunny
 21° /11° 0 mm 5
Dec. 19 Sunny
Sunny
 21° /10° 0 mm 4
Dec. 20 Sunny
Sunny
 22° /12° 0 mm 5
Dec. 21 Sunny
Sunny
 22° /13° 0 mm 5
Dec. 22 Patchy rain possible
Patchy rain possible
 17° /13° 0.9 mm 3
Dec. 23 Patchy rain possible
Patchy rain possible
 13° /9° 0.6 mm 3
Dec. 24 Partly cloudy
Partly cloudy
 14° /6° 0.1 mm 3
Dec. 25 Partly cloudy
Partly cloudy
 14° /7° 0.1 mm 3
Dec. 26 Partly cloudy
Partly cloudy
 15° /5° 0 mm 3
Dec. 27 Overcast
Overcast
 15° /7° 0 mm 4
Dec. 28 Overcast
Overcast
 20° /9° 0 mm 5
Dec. 29 Overcast
Overcast
 18° /9° 0 mm 5
Dec. 30 Light rain shower
Light rain shower
 15° /7° 4.8 mm 4
Dec. 31 Light rain shower
Light rain shower
 15° /6° 1.7 mm 4
Next
Important Notice
Our weather forecast for Santa Clarita 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 Clarita forecast closer to your planned date for the most up-to-date weather information.
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Santa Clarita in December - FAQ

What are the expected maximum and minimum temperatures in Santa Clarita during December?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Santa Clarita during December?
In December, Santa Clarita can expect light to moderate rainfall, totaling 33.3 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Santa Clarita during December?
The average wind speed in Santa Clarita during December is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Santa Clarita

Explore the daily rainfall trends and prepare for Santa Claritas December weather 💧
Typically, Santa Clarita has 6 rainy days in December with a total of 33.3 mm of rainfall.

UV exposure in Santa Clarita during December

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

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Location coordinates Where is Santa Clarita?

Get accurate weather forecasts for Santa Clarita, located at latitude 34.392 and longitude -118.543. Stay updated with localized weather information tailored for Santa Clarita.

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