July - SANTA CATALINA ISLAND - Weather History and Averages

High Temperatures

On average, the day in July with the warmest high temperature in SANTA CATALINA ISLAND is July 14 at an average of 73.6 °F (23.1 °C).

On average, the day in July with the coldest high temperature in SANTA CATALINA ISLAND is July 23 at an average of 67.5 °F (19.7 °C).

The warmest recorded high temperature in July in SANTA CATALINA ISLAND was 85.8 °F (29.9 °C) on July 1 in the year 1985 at SANTA CATALINA ISLAND — Integrated Surface Dataset (ISD) station ID: 722924 .

The coldest recorded high temperature in July in SANTA CATALINA ISLAND was 63.0 °F (17.2 °C) on July 23 in the year 1991 at SANTA CATALINA ISLAND — Integrated Surface Dataset (ISD) station ID: 722924 .

On average, the day in July with the warmest low temperature in SANTA CATALINA ISLAND is July 20 at an average of 66.3 °F (19.1 °C).

On average, the day in July with the coldest low temperature in SANTA CATALINA ISLAND is July 1 at an average of 62.2 °F (16.8 °C).

The warmest recorded low temperature in SANTA CATALINA ISLAND was 75.9 °F (24.4 °C) on July 2 in the year 1985 at SANTA CATALINA ISLAND — Integrated Surface Dataset (ISD) station ID: 722924 .

The coldest recorded low temperature in SANTA CATALINA ISLAND was 54.0 °F (12.2 °C) on July 13 in the year 1989 at SANTA CATALINA ISLAND — Integrated Surface Dataset (ISD) station ID: 722924 .

If you would like to see the temperatures for specific days, you can click on the corresponding links below: