Measurements:
°C
°F
Santa Catalina Island
58°F
SE 11 mph
Feels like: 56°F
Precip: 0%
World Resorts USA Santa Catalina Island Weather May Weather in Santa Catalina Island

Santa Catalina Island Weather: May

Average Day Temperature: 68.9°F
Average Night Temperature: 61.7°F
Sea Water Temperature: 64.3°F
Number of Sunny Days: 20 days
Sunshine Hours: 13.5 - 14.2 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.1 in

Air Temperature in May, °F

Select Year: 2024 2023 2022

The highest day temperature in May 2024 was 63°F. The lowest night temperature was 55°F. The average values for day and night temperatures during May were 59.2°F и 60.1°F respectivly.

Santa Catalina Island Water Sea Temperature in May, °F

Select Year: 2024 2023 2022

The average sea surface temperature in May 2024 for Santa Catalina Island was 63.1°F. The maximum and minimum values were 61.8°F and 64.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Santa Catalina Island is 0.1 in. It makes may one of the least rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 7.5 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Santa Catalina Island in May is 10.8 hours.

Best Time to Visit Santa Catalina Island
The most sunny months:
August 29 days
July 28 days
September 24 days
The most warm months:
August 79.4 °F
September 78.8 °F
July 77.7 °F
Warmest sea temperature:
August 72.9 °F
September 72.6 °F
July 70.8 °F
The most cold months:
March 63.3 °F
January 64.6 °F
December 64.6 °F
The most rainy months:
December 3 days
January 2 days
February 1 day
The most windy months:
March 8 mph
April 7 mph
May 7 mph

Santa Catalina Island on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +60
Los Angeles +74
Maui +74
Miami +86
New York +48
San Diego +72
San Francisco +58
Sarasota +76
Tampa +76
Washington +52
24 Hours Weather Forecast
Santa Catalina Island
Local time: 13:21
21 nov, thursday
1500 56°F
E
12 mph
1800 56°F
SE
12 mph
2100 56°F
SE
13 mph
22 nov, friday
0000 56°F
SE
10 mph
0300 56°F
SE
11 mph
0600 56°F
SE
12 mph
0900 52°F
SE
11 mph
1200 50°F
SE
9 mph