Irvine
January
Weather in Irvine for January 2026
Your guide to Irvine weather in January - trends and predictions
In general, the average temperature in Irvine at the beginning of January is 16.6 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 16.9 °F by the end of January.
Irvine in January brings notable rainfall, with an average of 16 rainy days and a total precipitation of 79.9 mm.
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Temperatures
Rain 🌧️
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15
Dry days
16
Rainy days
0
Snow days
17°/9°
Temperatures
14 km/h
Avg max wind
54 %
Avg humidity
Irvine Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  17° | 2 17° | 3  15° | ||||
| 4  16° | 5  18° | 6  17° | 7  16° | 8 17° | 9 18° | 10 17° |
| 11  17° | 12 17° | 13 17° | 14 17° | 15 17° | 16 17° | 17 14° |
| 18 16° | 19 16° | 20 17° | 21 17° | 22 17° | 23 19° | 24 19° |
| 25 16° | 26 18° | 27 18° | 28 16° | 29 16° | 30 16° | 31 18° |
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Temperatures trend during January in Irvine
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 | 17° /10° | 3.8 mm | 4 | |
| Jan. 2 | Patchy rain possible | 17° /9° | 0.5 mm | 4 | |
| Jan. 3 | Heavy rain at times | 15° /10° | 4.8 mm | 3 | |
| Jan. 4 | Partly cloudy | 16° /10° | 2.2 mm | 5 | |
| Jan. 5 | Moderate or heavy rain shower | 18° /9° | 7.3 mm | 4 | |
| Jan. 6 | Sunny | 17° /10° | 0 mm | 5 | |
| Jan. 7 | Overcast | 16° /9° | 1.2 mm | 4 | |
| Jan. 8 | Partly cloudy | 17° /9° | 0.1 mm | 5 | |
| Jan. 9 | Sunny | 18° /9° | 4.7 mm | 5 | |
| Jan. 10 | Sunny | 17° /8° | 12.1 mm | 4 | |
| Jan. 11 | Cloudy | 17° /9° | 0 mm | 5 | |
| Jan. 12 | Sunny | 17° /8° | 0 mm | 5 | |
| Jan. 13 | Sunny | 17° /8° | 0 mm | 5 | |
| Jan. 14 | Sunny | 17° /8° | 11 mm | 5 | |
| Jan. 15 | Moderate rain at times | 17° /9° | 2.5 mm | 4 | |
| Jan. 16 | Partly cloudy | 17° /8° | 5.9 mm | 5 | |
| Jan. 17 | Sunny | 14° /8° | 0 mm | 4 | |
| Jan. 18 | Sunny | 16° /9° | 0 mm | 4 | |
| Jan. 19 | Patchy rain possible | 16° /9° | 0.1 mm | 4 | |
| Jan. 20 | Sunny | 17° /8° | 3.1 mm | 4 | |
| Jan. 21 | Sunny | 17° /7° | 1.8 mm | 4 | |
| Jan. 22 | Sunny | 17° /8° | 7.1 mm | 4 | |
| Jan. 23 | Sunny | 19° /9° | 0 mm | 5 | |
| Jan. 24 | Sunny | 19° /7° | 0 mm | 5 | |
| Jan. 25 | Sunny | 16° /8° | 0 mm | 4 | |
| Jan. 26 | Sunny | 18° /10° | 0.8 mm | 5 | |
| Jan. 27 | Sunny | 18° /10° | 5.6 mm | 5 | |
| Jan. 28 | Sunny | 16° /10° | 0 mm | 5 | |
| Jan. 29 | Patchy rain possible | 16° /11° | 1 mm | 4 | |
| Jan. 30 | Heavy rain at times | 16° /10° | 4.3 mm | 4 | |
| Jan. 31 | Partly cloudy | 18° /8° | 0 mm | 5 | |
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Important Notice
Our weather forecast for Irvine 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 Irvine forecast closer to your planned date for the most up-to-date weather information.
Irvine in January - FAQ
What are the expected maximum and minimum temperatures in Irvine during January?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Irvine during January?
Moderate rainfall is anticipated in Irvine during January, with a total of 79.9 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Irvine during January?
The average wind speed in Irvine during January is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Irvine
Explore the daily rainfall trends and prepare for Irvines January weather 💧
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