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Weather in Santa Ana, California for January 2026

Your guide to Santa Ana weather in January - trends and predictions

    Temperatures

  • So far, January 2026 in Santa Ana is slightly warmer than the historical average by 0.7 °F.

  • The forecast for the next days in Santa Ana predicts a temperature of 23.4 °F, which is cooler than the historical average.

  • In general, the average temperature in Santa Ana at the beginning of January is 17 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.4 °F by the end of January.

    • Rain 🌧️

  • The climate of Santa Ana in January is notably wet, with an average of 15 rainy days, and a total of 77.4 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/9°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
50 %
Avg humidity

Santa Ana Weather January

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

Temperatures trend during January in Santa Ana

See the weather trend as well as the moving average line

January weather in Santa Ana day by day

Click on a date for more information
December February
Date Weather Temperatures Rain UV More
Jan. 1 Patchy rain possible
Patchy rain possible
 18° /10° 40.3 mm 4
Jan. 2 Patchy rain possible
Patchy rain possible
 18° /10° 0.4 mm 3
Jan. 3 Heavy rain at times
Heavy rain at times
 16° /10° 3.6 mm 3
Jan. 4 Partly cloudy
Partly cloudy
 16° /10° 12 mm 4
Jan. 5 Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /9° 12.1 mm 3
Jan. 6 Sunny
Sunny
 18° /9° 0 mm 4
Jan. 7 Overcast
Overcast
 16° /9° 0.7 mm 3
Jan. 8 Partly cloudy
Partly cloudy
 17° /8° 0.1 mm 4
Jan. 9 Sunny
Sunny
 17° /7° 3.5 mm 4
Jan. 10 Sunny
Sunny
 18° /8° 9.1 mm 4
Jan. 11 Sunny
Sunny
 18° /7° 0 mm 4
Jan. 12 Sunny
Sunny
 19° /7° 0 mm 4
Jan. 13 Sunny
Sunny
 19° /8° 0 mm 4
Jan. 14 Sunny
Sunny
 19° /9° 8.2 mm 4
Jan. 15 Sunny
Sunny
 19° /9° 1.9 mm 4
Jan. 16 Partly cloudy
Partly cloudy
 19° /8° 4.4 mm 4
Jan. 17 Sunny
Sunny
 16° /7° 0 mm 3
Jan. 18 Sunny
Sunny
 16° /8° 0 mm 4
Jan. 19 Patchy rain possible
Patchy rain possible
 19° /8° 0.1 mm 3
Jan. 20 Sunny
Sunny
 18° /8° 2 mm 4
Jan. 21 Overcast
Overcast
 17° /7° 1.3 mm 3
Jan. 22 Sunny
Sunny
 17° /9° 5.2 mm 3
Jan. 23 Sunny
Sunny
 18° /10° 0 mm 4
Jan. 24 Sunny
Sunny
 18° /8° 0 mm 4
Jan. 25 Overcast
Overcast
 17° /7° 0 mm 4
Jan. 26 Overcast
Overcast
 19° /8° 0.3 mm 4
Jan. 27 Sunny
Sunny
 27° /9° 0 mm 0.8
Jan. 28 Cloudy
Cloudy
 22° /11° 0 mm 0.7
Jan. 29 Sunny
Sunny
 28° /9° 0 mm 0.8
Jan. 30 Sunny
Sunny
 27° /10° 0 mm 0
Jan. 31 Overcast
Overcast
 24° /17° 0 mm 4
Next
Important Notice
Our weather forecast for Santa Ana 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 Santa Ana forecast closer to your planned date for the most up-to-date weather information.
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Santa Ana in January - FAQ

What are the expected maximum and minimum temperatures in Santa Ana 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 Santa Ana during January?

Moderate rainfall is anticipated in Santa Ana during January, with a total of 77.4 mm spread over approximately 15 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Santa Ana during January?

The average wind speed in Santa Ana during January is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

January rainfall patterns in Santa Ana

Explore the daily rainfall trends and prepare for Santa Anas January weather 💧
Typically, Santa Ana has 15 rainy days in January with a total of 77.4 mm of rainfall.

UV exposure in Santa Ana during January

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

Quick links

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Location coordinates Where is Santa Ana?

Get accurate weather forecasts for Santa Ana, located at latitude 33.746 and longitude -117.868. Stay updated with localized weather information tailored for Santa Ana.

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