West Covina (CA)
January
Weather in West Covina, California for January 2026
Your guide to West Covina weather in January - trends and predictions
Until now, January 2026 in West Covina is slightly cooler than the historical average by -0.8 °F.
The forecast for the next days in West Covina predicts a temperature of 23.5 °F, which is cooler than the historical average.
In general, the average temperature in West Covina at the beginning of January is 17.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22.6 °F by the end of January.
With an average of 3 rainy days, West Covina experiences minimal rainfall in January.
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Temperatures
Rain 🌧️
More
28
Dry days
3
Rainy days
0
Snow days
18°/8°
Temperatures
10 km/h
Avg max wind
39 %
Avg humidity
West Covina Weather January
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Temperatures trend during January in West Covina
See the weather trend as well as the moving average line
January weather in West Covina day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jan. 1 |  Partly cloudy | 18° /9° | 78.4 mm | 3 | |
| Jan. 2 |  Sunny | 20° /10° | 0 mm | 4 | |
| Jan. 3 |  Overcast | 16° /11° | 14.6 mm | 2 | |
| Jan. 4 | Sunny | 15° /9° | 44.9 mm | 3 | |
| Jan. 5 | Sunny | 18° /8° | 17 mm | 3 | |
| Jan. 6 | Sunny | 18° /9° | 0 mm | 3 | |
| Jan. 7 | Overcast | 15° /7° | 0 mm | 2 | |
| Jan. 8 | Sunny | 16° /7° | 0 mm | 3 | |
| Jan. 9 | Sunny | 17° /6° | 0 mm | 4 | |
| Jan. 10 | Sunny | 20° /9° | 0 mm | 4 | |
| Jan. 11 | Sunny | 21° /8° | 0 mm | 4 | |
| Jan. 12 | Sunny | 19° /8° | 0 mm | 3 | |
| Jan. 13 | Sunny | 20° /9° | 0 mm | 3 | |
| Jan. 14 | Sunny | 21° /10° | 0 mm | 3 | |
| Jan. 15 | Sunny | 23° /11° | 0 mm | 4 | |
| Jan. 16 | Sunny | 23° /9° | 0 mm | 4 | |
| Jan. 17 |  Cloudy | 18° /8° | 0 mm | 2 | |
| Jan. 18 | Partly cloudy | 15° /7° | 0 mm | 5 | |
| Jan. 19 | Sunny | 22° /8° | 0 mm | 3 | |
| Jan. 20 | Partly cloudy | 22° /8° | 0 mm | 4 | |
| Jan. 21 | Overcast | 18° /9° | 0 mm | 3 | |
| Jan. 22 | Cloudy | 19° /9° | 0 mm | 3 | |
| Jan. 23 | Sunny | 18° /11° | 0 mm | 3 | |
| Jan. 24 | Sunny | 19° /9° | 0 mm | 4 | |
| Jan. 25 | Overcast | 16° /6° | 1 mm | 3 | |
| Jan. 26 |  Moderate or heavy rain shower | 14° /8° | 6.8 mm | 2 | |
| Jan. 27 | Sunny | 26° /8° | 0 mm | 0.8 | |
| Jan. 28 | Partly cloudy | 22° /11° | 0 mm | 0.7 | |
| Jan. 29 | Sunny | 28° /11° | 0 mm | 0.8 | |
| Jan. 30 | Sunny | 27° /13° | 0 mm | 0 | |
| Jan. 31 | Overcast | 25° /15° | 0 mm | 4 | |
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Important Notice
Our weather forecast for West Covina 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 West Covina forecast closer to your planned date for the most up-to-date weather information.
Change Month
West Covina in January - FAQ
What are the expected maximum and minimum temperatures in West Covina during January?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in West Covina during January?
In January, West Covina can expect light to moderate rainfall, totaling 29.7 mm across approximately 3 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in West Covina during January?
The average wind speed in West Covina during January is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in West Covina
Explore the daily rainfall trends and prepare for West Covinas January weather 💧
Typically, West Covina has 3 rainy days in January with a total of 29.7 mm of rainfall.
UV exposure in West Covina during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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