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Weather in Santa Catalina Island, California for January 2026

Your guide to Santa Catalina Island weather in January - trends and predictions

    Official Weather Alert ⚠️

  • Wind Advisory - See hour by hour.

    • Temperatures

  • Until now, January 2026 in Santa Catalina Island has been nearly identical to the historical average, with a temperature of 15.7 °F (showing only a slight deviation of -0.2 °F).

  • The forecast for the upcoming days in Santa Catalina Island predicts a temperature of 18.9 °F, which is slightly above the historical average.

  • In general, the average temperature in Santa Catalina Island at the beginning of January is 16 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.7 °F by the end of January.

    • Rain 🌧️

  • With an average of 4 rainy days, Santa Catalina Island experiences minimal rainfall in January.

    • More

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

Average dry days
27
Dry days
Average rainy days
4
Rainy days
Average snowy days
0
Snow days
Average temperatures
14°/10°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Santa Catalina Island Weather January

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

Temperatures trend during January in Santa Catalina Island

See the weather trend as well as the moving average line

January weather in Santa Catalina Island day by day

Click on a date for more information
December February
Date Weather Temperatures Rain UV More
Jan. 1 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 16° /15° 64.1 mm 0
Jan. 2 Fog
Fog
 17° /14° 0 mm 0
Jan. 3 Fog
Fog
 17° /14° 0 mm 0
Jan. 4 Overcast
Overcast
 14° /11° 8.7 mm 0
Jan. 5 Sunny
Sunny
 16° /11° 3.1 mm 1
Jan. 6 Sunny
Sunny
 16° /11° 0 mm 1
Jan. 7 Cloudy
Cloudy
 16° /11° 0 mm 1
Jan. 8 Sunny
Sunny
 15° /10° 0 mm 1
Jan. 9 Sunny
Sunny
 16° /11° 0 mm 1
Jan. 10 Sunny
Sunny
 18° /11° 0 mm 1
Jan. 11 Sunny
Sunny
 23° /12° 0 mm 0.6
Jan. 12 Sunny
Sunny
 22° /14° 0 mm 0.7
Jan. 13 Sunny
Sunny
 22° /14° 0 mm 0.7
Jan. 14 Sunny
Sunny
 21° /15° 0 mm 0.7
Jan. 15 Sunny
Sunny
 20° /15° 0 mm 0
Jan. 16 Sunny
Sunny
 19° /16° 0 mm 5
Jan. 17 Sunny
Sunny
 19° /15° 0 mm 5
Jan. 18 Sunny
Sunny
 19° /15° 0 mm 5
Jan. 19 Partly cloudy
Partly cloudy
 19° /14° 0 mm 5
Jan. 20 Sunny
Sunny
 18° /14° 0 mm 5
Jan. 21 Partly cloudy
Partly cloudy
 14° /14° 0 mm 4
Jan. 22 Sunny
Sunny
 15° /14° 0 mm 4
Jan. 23 Sunny
Sunny
 17° /13° 0 mm 5
Jan. 24 Sunny
Sunny
 17° /13° 0 mm 5
Jan. 25 Patchy rain possible
Patchy rain possible
 12° /9° 1 mm 0
Jan. 26 Moderate rain at times
Moderate rain at times
 11° /9° 2 mm 1
Jan. 27 Moderate rain at times
Moderate rain at times
 11° /8° 2.1 mm 1
Jan. 28 Cloudy
Cloudy
 12° /9° 0 mm 2
Jan. 29 Overcast
Overcast
 11° /9° 0 mm 1
Jan. 30 Overcast
Overcast
 12° /10° 0 mm 0
Jan. 31 Overcast
Overcast
 13° /10° 0 mm 1
Next
Important Notice
Our weather forecast for Santa Catalina Island 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 Catalina Island forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Santa Catalina Island in January - FAQ

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

During January, expect a variety of temperatures with highs around 14° and lows near 10°, suitable for diverse activities and preferences.

How much rainfall should be expected in Santa Catalina Island during January?

Moderate rainfall is anticipated in Santa Catalina Island during January, with a total of 69.2 mm spread over approximately 4 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Santa Catalina Island during January?

The average wind speed in Santa Catalina Island during January is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

January rainfall patterns in Santa Catalina Island

Explore the daily rainfall trends and prepare for Santa Catalina Islands January weather 💧
Typically, Santa Catalina Island has 4 rainy days in January with a total of 69.2 mm of rainfall.

UV exposure in Santa Catalina Island during January

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

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Location coordinates Where is Santa Catalina Island?

Get accurate weather forecasts for Santa Catalina Island, located at latitude 33.383 and longitude -118.418. Stay updated with localized weather information tailored for Santa Catalina Island.

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