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United States weather

Weather in Santa Catalina Island, California for July 2026

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

    Temperatures

  • In general, the average temperature in Santa Catalina Island at the beginning of July is 17.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.7 °F by the end of July.

    • Rain 🌧️

  • Precipitation in Santa Catalina Island during July is a rare event, with an average of fewer than 2 rainy days.

    • More

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Average dry days
31
Dry days
Average rainy days
0
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/14°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
91 %
Avg humidity

Santa Catalina Island Weather July

Move between months or click on a day
June
August
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Fog
16°
2
Fog
17°
3
Fog
17°
4
Mist
18°
5
Fog
19°
6
Fog
18°
7
Fog
18°
8
Overcast
19°
9
Overcast
18°
10
Fog
18°
11
Fog
18°
12
Fog
18°
13
Mist
17°
14
Fog
17°
15
Fog
17°
16
Overcast
18°
17
Overcast
18°
18
Mist
18°
19
Fog
18°
20
Fog
18°
21
Fog
18°
22
Fog
18°
23
Fog
18°
24
Fog
19°
25
Overcast
18°
26
Mist
19°
27
Mist
18°
28
Fog
19°
29
Fog
19°
30
Fog
19°
31
Fog
19°

Temperatures trend during July in Santa Catalina Island

See the weather trend as well as the moving average line

July weather in Santa Catalina Island day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
Jul. 1 Fog
Fog
 16° /14° 0 mm 2
Jul. 2 Fog
Fog
 17° /13° 0 mm 2
Jul. 3 Fog
Fog
 17° /14° 0 mm 3
Jul. 4 Mist
Mist
 18° /14° 0 mm 5
Jul. 5 Fog
Fog
 19° /14° 0 mm 5
Jul. 6 Fog
Fog
 18° /14° 0 mm 3
Jul. 7 Fog
Fog
 18° /14° 0 mm 3
Jul. 8 Overcast
Overcast
 19° /14° 0 mm 6
Jul. 9 Overcast
Overcast
 18° /15° 0 mm 6
Jul. 10 Fog
Fog
 18° /14° 0 mm 3
Jul. 11 Fog
Fog
 18° /14° 0 mm 2
Jul. 12 Fog
Fog
 18° /14° 0 mm 3
Jul. 13 Mist
Mist
 17° /15° 0 mm 2
Jul. 14 Fog
Fog
 17° /14° 0 mm 2
Jul. 15 Fog
Fog
 17° /14° 0 mm 2
Jul. 16 Overcast
Overcast
 18° /16° 0 mm 3
Jul. 17 Overcast
Overcast
 18° /15° 0 mm 4
Jul. 18 Mist
Mist
 18° /14° 0 mm 2
Jul. 19 Fog
Fog
 18° /15° 0 mm 3
Jul. 20 Fog
Fog
 18° /14° 0 mm 2
Jul. 21 Fog
Fog
 18° /15° 0 mm 3
Jul. 22 Fog
Fog
 18° /15° 0 mm 3
Jul. 23 Fog
Fog
 18° /14° 0 mm 3
Jul. 24 Fog
Fog
 19° /15° 0 mm 3
Jul. 25 Overcast
Overcast
 18° /14° 0 mm 3
Jul. 26 Mist
Mist
 19° /14° 0 mm 4
Jul. 27 Mist
Mist
 18° /15° 0 mm 2
Jul. 28 Fog
Fog
 19° /15° 0 mm 2
Jul. 29 Fog
Fog
 19° /15° 0 mm 3
Jul. 30 Fog
Fog
 19° /16° 0 mm 4
Jul. 31 Fog
Fog
 19° /14° 0 mm 3
Next
Important Notice
Our weather forecast for Santa Catalina Island in July 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 July - FAQ

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

Enjoy moderate daytime temperatures of up to 18° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.

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

Rainfall in Santa Catalina Island during July is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

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

The average wind speed in Santa Catalina Island during July is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

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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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