Weather in Catalina Island

To find the weather conditions for Catalina Island you most commonly need to search for Avalon, California. The temperatures remain mild and rainfall might be what you would expect for an island off the California coast.

Below are the average high temperatures, low temperatures, and average rainfall for the city of Avalon.

	Avg High Temp	Avg Low Temp	Avg Rainfall
January	65°F	49°F	3.2334
February	64°F	50°F	3.1816
March	65°F	52°F	2.2318
April	68°F	54°F	1.094
May	69°F	57°F	0.201
June	71°F	60°F	0.0466
July	74°F	62°F	0.0084
August	75°F	64°F	0.0558
September	75°F	63°F	0.2598
October	73°F	59°F	0.3384
November	68°F	53°F	1.5018
December	65°F	49°F	2.147

Be sure to check the weather often if you will be traveling to or from the island as ferries and helicopter transports are sometimes delayed if storms are rising.

Otherwise, enjoy to mostly sunny days with occasional partly cloudy afternoons as you gaze over the rippling tides on the Avalon shore!