Irvine
December
Weather in Irvine for December 2025
Your guide to Irvine weather in December - trends and predictions
In general, the average temperature in Irvine at the beginning of December is 19.6 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 17.4 °F by the end of December.
Irvine experiences moderate rainfall in December, with an average of 8 rainy days and a total precipitation of 56.9 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
23
Dry days
8
Rainy days
0
Snow days
19°/12°
Temperatures
11 km/h
Avg max wind
55 %
Avg humidity
Irvine in December average weather
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  19° | 2  18° | 3 19° | 4 19° | 5 21° | 6  22° | |
| 7  19° | 8 18° | 9  21° | 10 23° | 11 20° | 12 16° | 13 18° |
| 14 19° | 15 20° | 16 21° | 17 20° | 18 23° | 19  19° | 20 18° |
| 21 17° | 22 18° | 23 18° | 24 18° | 25 20° | 26 19° | 27 16° |
| 28 18° | 29 16° | 30 17° | 31  16° |
You can click on date
Access Irvine weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during December in Irvine
See the weather trend as well as the moving average line
December weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 | Overcast | 19° /10° | 0 mm | 5 | |
| Dec. 2 | Sunny | 18° /8° | 0 mm | 5 | |
| Dec. 3 | Sunny | 19° /8° | 0 mm | 5 | |
| Dec. 4 | Overcast | 19° /9° | 0 mm | 4 | |
| Dec. 5 | Sunny | 21° /10° | 0 mm | 6 | |
| Dec. 6 | Partly cloudy | 22° /10° | 0 mm | 6 | |
| Dec. 7 | Mist | 19° /9° | 0 mm | 5 | |
| Dec. 8 | Partly cloudy | 18° /7° | 0 mm | 5 | |
| Dec. 9 | Cloudy | 21° /7° | 0 mm | 6 | |
| Dec. 10 | Sunny | 23° /7° | 0 mm | 6 | |
| Dec. 11 | Overcast | 20° /10° | 0 mm | 5 | |
| Dec. 12 | Sunny | 16° /11° | 0 mm | 4 | |
| Dec. 13 | Sunny | 18° /8° | 0 mm | 6 | |
| Dec. 14 | Overcast | 19° /12° | 0 mm | 5 | |
| Dec. 15 | Sunny | 20° /12° | 0 mm | 5 | |
| Dec. 16 | Sunny | 21° /10° | 0 mm | 6 | |
| Dec. 17 | Overcast | 20° /12° | 0 mm | 5 | |
| Dec. 18 | Overcast | 23° /13° | 0 mm | 6 | |
| Dec. 19 | Light rain shower | 19° /13° | 6.1 mm | 5 | |
| Dec. 20 | Light rain shower | 18° /12° | 4.7 mm | 5 | |
| Dec. 21 | Light rain shower | 17° /12° | 4.3 mm | 5 | |
| Dec. 22 | Overcast | 18° /11° | 2.7 mm | 4 | |
| Dec. 23 | Overcast | 18° /10° | 0 mm | 5 | |
| Dec. 24 | Partly cloudy | 18° /12° | 1.2 mm | 4 | |
| Dec. 25 | Sunny | 20° /11° | 0 mm | 5 | |
| Dec. 26 | Overcast | 19° /11° | 0 mm | 5 | |
| Dec. 27 | Patchy rain possible | 16° /11° | 1.5 mm | 4 | |
| Dec. 28 | Overcast | 18° /10° | 0.7 mm | 4 | |
| Dec. 29 | Patchy rain possible | 16° /11° | 0.1 mm | 4 | |
| Dec. 30 | Patchy rain possible | 17° /11° | 4.7 mm | 4 | |
| Dec. 31 | Moderate rain at times | 16° /11° | 7.9 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Irvine 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 Irvine forecast closer to your planned date for the most up-to-date weather information.
Irvine in December - FAQ
What are the expected maximum and minimum temperatures in Irvine during December?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Irvine during December?
Moderate rainfall is anticipated in Irvine during December, with a total of 56.9 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Irvine during December?
The average wind speed in Irvine during December is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Irvine
Explore the daily rainfall trends and prepare for Irvines December weather 💧
UV exposure in Irvine during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
Quick links
You are here
Where is Irvine?Get accurate weather forecasts for Irvine, located at latitude 33.669 and longitude -117.823. Stay updated with localized weather information tailored for Irvine.
Found a mistake?
We appreciate your attention to details. Tell us here.