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Ventura County (Oxnard)
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United States weather

Weather in Ventura County, California for December 2026

Your guide to Ventura County weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Ventura County at the beginning of December is 17.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 15.6 °C by the end of December.

    • Rain 🌧️

  • With an average of 4 rainy days, Ventura County experiences minimal rainfall in December.

    • More

  • Is December a good time to visit Ventura County? check out the best time to travel to Ventura County page.

  • ✨ Is December a good time to visit Ventura County? – Ask the AI Weatherman

Average dry days
27
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/11°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
64 %
Avg humidity

Ventura County Weather December

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

Temperatures trend during December in Ventura County

See the weather trend as well as the moving average line

December weather in Ventura County day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
Dec. 1 Partly cloudy
Partly cloudy
 18° /10° 0 mm 3
Dec. 2 Cloudy
Cloudy
 16° /9° 0 mm 3
Dec. 3 Sunny
Sunny
 17° /9° 0 mm 3
Dec. 4 Overcast
Overcast
 18° /10° 0 mm 2.9
Dec. 5 Partly cloudy
Partly cloudy
 20° /11° 0 mm 2.9
Dec. 6 Partly cloudy
Partly cloudy
 18° /11° 0 mm 2.9
Dec. 7 Partly cloudy
Partly cloudy
 18° /11° 0 mm 2.9
Dec. 8 Sunny
Sunny
 17° /9° 0 mm 2.9
Dec. 9 Partly cloudy
Partly cloudy
 21° /10° 0 mm 2.8
Dec. 10 Sunny
Sunny
 22° /12° 0 mm 2.8
Dec. 11 Overcast
Overcast
 18° /12° 0 mm 2.8
Dec. 12 Sunny
Sunny
 17° /12° 0 mm 2.8
Dec. 13 Sunny
Sunny
 16° /11° 0 mm 2.8
Dec. 14 Overcast
Overcast
 17° /12° 0 mm 2.8
Dec. 15 Sunny
Sunny
 19° /12° 0 mm 2.8
Dec. 16 Sunny
Sunny
 19° /13° 0 mm 2.8
Dec. 17 Overcast
Overcast
 19° /12° 0 mm 2.8
Dec. 18 Patchy rain possible
Patchy rain possible
 22° /13° 2.4 mm 2.8
Dec. 19 Light rain
Light rain
 18° /14° 3.6 mm 2.8
Dec. 20 Light rain
Light rain
 16° /12° 7.9 mm 2.8
Dec. 21 Moderate rain
Moderate rain
 14° /12° 16.8 mm 2
Dec. 22 Light rain
Light rain
 16° /12° 6 mm 2.8
Dec. 23 Sunny
Sunny
 15° /13° 0.8 mm 2.8
Dec. 24 Heavy rain
Heavy rain
 16° /12° 72.3 mm 2.8
Dec. 25 Light rain
Light rain
 16° /12° 7.1 mm 2.8
Dec. 26 Moderate rain
Moderate rain
 16° /12° 23.5 mm 2.8
Dec. 27 Overcast
Overcast
 14° /11° 0 mm 2.8
Dec. 28 Partly cloudy
Partly cloudy
 16° /9° 0 mm 2.8
Dec. 29 Partly cloudy
Partly cloudy
 16° /12° 0.2 mm 2.8
Dec. 30 Light rain
Light rain
 16° /11° 3.3 mm 2.8
Dec. 31 Light rain
Light rain
 16° /11° 3.4 mm 2.8
Next
Important Notice
Our weather forecast for Ventura County 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 Ventura County forecast closer to your planned date for the most up-to-date weather information.
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Ventura County in December - FAQ

What are the expected maximum and minimum temperatures in Ventura County during December?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Ventura County during December?
Significant rainfall exceeding 147.2 mm is expected in Ventura County during December, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Ventura County during December?
The average wind speed in Ventura County during December is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Ventura County

Explore the daily rainfall trends and prepare for Ventura Countys December weather 💧
Typically, Ventura County has 4 rainy days in December with a total of 147.2 mm of rainfall.

UV exposure in Ventura County during December

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