Orange County (Anaheim)
January
Weather in Orange County for January 2026
Your guide to Orange County weather in January - trends and predictions
In general, the average temperature in Orange County at the beginning of January is 17.3 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 17.7 °F by the end of January.
The climate of Orange County in January is notably wet, with an average of 14 rainy days, and a total of 107.9 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
17°/10°
Temperatures
13 km/h
Avg max wind
53 %
Avg humidity
Orange County Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  18° | 2 18° | 3  16° | ||||
| 4  17° | 5 18° | 6  18° | 7  16° | 8  17° | 9 19° | 10 17° |
| 11 18° | 12 18° | 13 17° | 14 17° | 15 18° | 16 18° | 17 14° |
| 18 17° | 19 17° | 20 17° | 21 17° | 22 18° | 23 20° | 24 19° |
| 25 18° | 26 18° | 27 19° | 28 18° | 29 17° | 30 16° | 31 18° |
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Temperatures trend during January in Orange County
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jan. 1 | Patchy rain possible | 18° /10° | 3.8 mm | 5 | |
| Jan. 2 | Patchy rain possible | 18° /9° | 0.5 mm | 4 | |
| Jan. 3 | Heavy rain at times | 16° /10° | 4.8 mm | 4 | |
| Jan. 4 | Moderate rain at times | 17° /9° | 2.2 mm | 5 | |
| Jan. 5 | Moderate or heavy rain shower | 18° /10° | 7.7 mm | 5 | |
| Jan. 6 | Sunny | 18° /9° | 0 mm | 5 | |
| Jan. 7 | Overcast | 16° /9° | 0.7 mm | 4 | |
| Jan. 8 | Partly cloudy | 17° /9° | 0.1 mm | 5 | |
| Jan. 9 | Sunny | 19° /9° | 4.7 mm | 5 | |
| Jan. 10 | Sunny | 17° /9° | 12.1 mm | 5 | |
| Jan. 11 | Sunny | 18° /8° | 0 mm | 5 | |
| Jan. 12 | Sunny | 18° /8° | 0 mm | 5 | |
| Jan. 13 | Sunny | 17° /8° | 0 mm | 5 | |
| Jan. 14 | Moderate or heavy rain shower | 17° /9° | 11 mm | 4 | |
| Jan. 15 | Moderate rain at times | 18° /9° | 2.5 mm | 4 | |
| Jan. 16 | Sunny | 18° /9° | 5.9 mm | 5 | |
| Jan. 17 | Sunny | 14° /8° | 0 mm | 4 | |
| Jan. 18 | Sunny | 17° /9° | 0 mm | 4 | |
| Jan. 19 | Patchy rain possible | 17° /8° | 0.1 mm | 4 | |
| Jan. 20 | Sunny | 17° /9° | 2.1 mm | 4 | |
| Jan. 21 | Sunny | 17° /7° | 1.7 mm | 4 | |
| Jan. 22 | Sunny | 18° /8° | 7.3 mm | 4 | |
| Jan. 23 | Sunny | 20° /10° | 0 mm | 5 | |
| Jan. 24 | Sunny | 19° /7° | 0 mm | 5 | |
| Jan. 25 | Sunny | 18° /8° | 0 mm | 4 | |
| Jan. 26 | Sunny | 18° /9° | 0 mm | 5 | |
| Jan. 27 | Sunny | 19° /9° | 4.5 mm | 5 | |
| Jan. 28 | Partly cloudy | 18° /10° | 0 mm | 5 | |
| Jan. 29 | Patchy rain possible | 17° /11° | 1 mm | 4 | |
| Jan. 30 | Heavy rain at times | 16° /10° | 4.3 mm | 4 | |
| Jan. 31 | Partly cloudy | 18° /9° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Orange County in January 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 Orange County forecast closer to your planned date for the most up-to-date weather information.
Orange County in January - FAQ
What are the expected maximum and minimum temperatures in Orange County during January?
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 Orange County during January?
Significant rainfall exceeding 107.9 mm is expected in Orange County during January, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Orange County during January?
The average wind speed in Orange County during January is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Orange County
Explore the daily rainfall trends and prepare for Orange Countys January weather 💧
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Where is Orange County?Get accurate weather forecasts for Orange County, located at latitude 33.835 and longitude -117.915. Stay updated with localized weather information tailored for Orange County.
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