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Weather in Newport Beach, California for December 2025

Your guide to Newport Beach weather in December - trends and predictions

    Temperatures

  • The forecast for the first days of December 2025 in Newport Beach predicts temperatures to be around 19 °F, close to the historical average.

  • In general, the average temperature in Newport Beach at the beginning of December is 19 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.4 °F by the end of December.

    • Rain 🌧️

  • Precipitation in Newport Beach during December is a rare event, with an average of fewer than 2 rainy days.

    • More

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

Average dry days
30
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/10°
Temperatures
Average wind speed
11 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Newport Beach Weather December

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

Temperatures trend during December in Newport Beach

See the weather trend as well as the moving average line

December weather in Newport Beach day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
Dec. 1 Sunny
Sunny
 20° /16° 0 mm 0.6
Dec. 2 Sunny
Sunny
 19° /16° 0 mm 0
Dec. 3 Sunny
Sunny
 17° /15° 0 mm 5
Dec. 4 Sunny
Sunny
 20° /15° 0 mm 5
Dec. 5 Sunny
Sunny
 19° /15° 0 mm 5
Dec. 6 Sunny
Sunny
 21° /15° 0 mm 5
Dec. 7 Patchy rain possible
Patchy rain possible
 17° /15° 0.1 mm 4
Dec. 8 Sunny
Sunny
 17° /15° 0 mm 5
Dec. 9 Sunny
Sunny
 18° /15° 0 mm 5
Dec. 10 Sunny
Sunny
 18° /15° 0 mm 5
Dec. 11 Overcast
Overcast
 19° /9° 0 mm 4
Dec. 12 Moderate rain at times
Moderate rain at times
 13° /10° 2.1 mm 3
Dec. 13 Sunny
Sunny
 15° /8° 0 mm 5
Dec. 14 Overcast
Overcast
 15° /9° 0 mm 4
Dec. 15 Cloudy
Cloudy
 17° /12° 0 mm 4
Dec. 16 Overcast
Overcast
 17° /8° 0 mm 4
Dec. 17 Partly cloudy
Partly cloudy
 16° /10° 0 mm 5
Dec. 18 Sunny
Sunny
 22° /12° 0 mm 6
Dec. 19 Overcast
Overcast
 19° /11° 0 mm 4
Dec. 20 Partly cloudy
Partly cloudy
 16° /8° 0 mm 5
Dec. 21 Cloudy
Cloudy
 14° /7° 0 mm 3
Dec. 22 Cloudy
Cloudy
 15° /10° 0 mm 4
Dec. 23 Overcast
Overcast
 16° /11° 0 mm 4
Dec. 24 Patchy rain possible
Patchy rain possible
 15° /11° 0.2 mm 4
Dec. 25 Sunny
Sunny
 15° /9° 0 mm 5
Dec. 26 Overcast
Overcast
 17° /10° 0 mm 4
Dec. 27 Overcast
Overcast
 15° /10° 0 mm 4
Dec. 28 Partly cloudy
Partly cloudy
 15° /10° 0 mm 5
Dec. 29 Cloudy
Cloudy
 12° /9° 0 mm 3
Dec. 30 Cloudy
Cloudy
 17° /10° 0 mm 4
Dec. 31 Overcast
Overcast
 17° /10° 0 mm 4
Next
Important Notice
Our weather forecast for Newport 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 Newport Beach forecast closer to your planned date for the most up-to-date weather information.
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Newport Beach in December - FAQ

What are the expected maximum and minimum temperatures in Newport Beach during December?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Newport Beach during December?
Rainfall in Newport Beach during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 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 Newport Beach during December?
The average wind speed in Newport Beach during December is 11 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Newport Beach

Explore the daily rainfall trends and prepare for Newport Beachs December weather 💧
Typically, Newport Beach has 1 rainy days in December with a total of 2.3 mm of rainfall.

UV exposure in Newport Beach during December

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

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Get accurate weather forecasts for Newport Beach, located at latitude 33.619 and longitude -117.929. Stay updated with localized weather information tailored for Newport Beach.

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