World Resorts USA Santa Catalina Island

Santa Catalina Island Monthly Weather Averages

Please click on any column to get detailed information about Santa Catalina Island weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Santa Catalina Island is august. The average daily temp is 78.8°F. The average nightly temp is 69.5°F.

Sea water temperature, °F

The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 70.6°F.

Precipitation total, in.

July is the month with least precipitations during the year. The average precipitation totals for this month is 0.0 in. The month with most precipitation total is December.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Santa Catalina Island

Sunniest months:
July 30 days
August 29 days
September 27 days
Warmest months:
August 78.8 °F
September 78.3 °F
July 77.3 °F
Warmest sea temp:
August 70.6 °F
September 70.6 °F
July 68.7 °F
Coldest months:
March 62.0 °F
January 63.2 °F
December 63.2 °F
Rainiest months:
December 3 days
January 2 days
February 1 day
Windiest months:
March 8.3 mph
April 7.5 mph
May 7.4 mph

Santa Catalina Island on a weather map

Santa Catalina Island
+59°F
E 6 mph
Feels like: +59°F
Precip.: 100%
Places in USA:
Name
°F
+59°F
+57°F
+75°F
+75°F
+73°F
+57°F
+82°F
+59°F
+75°F
+59°F
+52°F
+82°F
+81°F
+70°F
+50°F
24 Hours Forecast
Santa Catalina Island
Local time: 03:17
May 15, wednesday
0600
61°F
E
5 mph
0900
61°F
NE
4 mph
1200
63°F
E
6 mph
1500
55°F
E
13 mph
1800
55°F
E
9 mph
2100
55°F
E
7 mph
May 16, thursday
0000
55°F
E
8 mph
0300
61°F
E
8 mph
Units of measurement: °C / °F