Catalina Island
A unique destination off the Southern California coast

Catalina Island Weather

Catalina Island Weather and When to Visit

Catalina Island enjoys a moderate Mediterranean climate and attracts visitors year-round. The average high temperatures only vary by 10°F between summer, with an average high of 75°F, and winter. With over 250 days of sunshine, you can expect warm days followed by cool evening breezes throughout most of the year.

Catalina Island's high season is from June to October and is particularly busy during the peak of summer. Low season is from December to February and the shoulder season from March to May and November. Weekends are typically busier than weekdays year-round. Most hotels, shops, and restaurants remain open all year.


Average Temperatures and Rainfall

January

Temperature: 65°F High, 49°F Low - Rainfall: 3.23"

February

Temperature: 64°F High, 50°F Low - Rainfall: 3.18"

March

Temperature: 65°F High, 52°F Low - Rainfall: 2.23"

April

Temperature: 68°F High, 54°F Low - Rainfall: 1.09"

May

Temperature: 69°F High, 57°F Low - Rainfall: 0.20"

June

Temperature: 71°F High, 60°F Low - Rainfall: 0.05"

July

Temperature: 74°F High, 62°F Low - Rainfall: 0.01"

August

Temperature: 75°F High, 64°F Low - Rainfall: 0.05"

September

Temperature: 75°F High, 63°F Low - Rainfall: 0.26"

October

Temperature: 73°F High, 59°F Low - Rainfall: 0.34"

November

Temperature: 68°F High, 53°F Low - Rainfall: 1.50"

December

Temperature: 65°F High, 49°F Low - Rainfall: 2.15"