Seal Beach
December
Weather in Seal Beach for December 2025
Your guide to Seal Beach weather in December - trends and predictions
In general, the average temperature in Seal Beach at the beginning of December is 15.7 °F. As the month progressed, temperatures tended to remain steady, reaching an average of 15.7 °F by the end of December.
Precipitation in Seal Beach during December is a rare event, with an average of fewer than 2 rainy days.
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Temperatures
Rain 🌧️
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31
Dry days
0
Rainy days
0
Snow days
16°/10°
Temperatures
13 km/h
Avg max wind
73 %
Avg humidity
Seal Beach Weather December
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Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
---|---|---|---|---|---|---|
1 16° | 2 14° | 3 13° | 4 13° | 5 15° | 6 22° | |
7 17° | 8 14° | 9 21° | 10 23° | 11 19° | 12 14° | 13 16° |
14 15° | 15 18° | 16 19° | 17 16° | 18 25° | 19 18° | 20 15° |
21 12° | 22 14° | 23 14° | 24 14° | 25 16° | 26 18° | 27 14° |
28 16° | 29 11° | 30 17° | 31 18° |
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Temperatures trend during December in Seal Beach
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 | 16° /9° | 0 mm | 4 | |
Dec. 2 | Mist | 14° /10° | 0 mm | 3 | |
Dec. 3 | Mist | 13° /10° | 0 mm | 3 | |
Dec. 4 | Mist | 13° /10° | 0 mm | 3 | |
Dec. 5 | Cloudy | 15° /10° | 0 mm | 4 | |
Dec. 6 | Partly cloudy | 22° /9° | 0 mm | 6 | |
Dec. 7 | Partly cloudy | 17° /9° | 0 mm | 5 | |
Dec. 8 | Mist | 14° /8° | 0 mm | 3 | |
Dec. 9 | Mist | 21° /10° | 0 mm | 5 | |
Dec. 10 | Sunny | 23° /11° | 0 mm | 6 | |
Dec. 11 | Overcast | 19° /10° | 0 mm | 4 | |
Dec. 12 | Mist | 14° /11° | 0 mm | 3 | |
Dec. 13 | Sunny | 16° /8° | 0 mm | 5 | |
Dec. 14 | Overcast | 15° /11° | 0 mm | 4 | |
Dec. 15 | Cloudy | 18° /12° | 0 mm | 4 | |
Dec. 16 | Overcast | 19° /10° | 0 mm | 4 | |
Dec. 17 | Mist | 16° /10° | 0 mm | 4 | |
Dec. 18 | Sunny | 25° /14° | 0 mm | 7 | |
Dec. 19 | Overcast | 18° /12° | 0 mm | 4 | |
Dec. 20 | Mist | 15° /9° | 0 mm | 4 | |
Dec. 21 | Mist | 12° /9° | 0 mm | 3 | |
Dec. 22 | Mist | 14° /11° | 0 mm | 3 | |
Dec. 23 | Overcast | 14° /12° | 0 mm | 3 | |
Dec. 24 | Mist | 14° /12° | 0 mm | 3 | |
Dec. 25 | Sunny | 16° /10° | 0 mm | 5 | |
Dec. 26 | Overcast | 18° /11° | 0 mm | 4 | |
Dec. 27 | Mist | 14° /10° | 0 mm | 3 | |
Dec. 28 | Partly cloudy | 16° /11° | 0 mm | 5 | |
Dec. 29 | Mist | 11° /10° | 0 mm | 3 | |
Dec. 30 | Mist | 17° /10° | 0 mm | 4 | |
Dec. 31 | Mist | 18° /9° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Seal Beach 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 Seal Beach forecast closer to your planned date for the most up-to-date weather information.
Seal Beach in December - FAQ
What are the expected maximum and minimum temperatures in Seal Beach during December?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Seal Beach during December?
Rainfall in Seal Beach during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 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 Seal Beach during December?
The average wind speed in Seal Beach during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
UV exposure in Seal Beach during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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