- Latitude: 33.33
- Longitude: -118.33
High Temperatures
On August 18 in this location the average high temperature is 78.8 °F (26.0 °C). The lowest recored high temperature was 64.9 °F (18.3 °C) in 1991 and the highest recored high temperature was 97.0 °F (36.1 °C) in 1950. The high temperature is usually* between 72.9 °F (22.7 °C) and 84.8 °F (29.3 °C). About a quarter of the time, the high temperature is less than 72.9 °F (22.7 °C), and another quarter of the time, the high temperature is greater than and 84.8 °F (29.3 °C). About 95% of the time, the high temperature has been between 61.5 °F (16.4 °C) and 96.2 °F (35.6 °C).
Low Temperatures
On August 18 in this location the average low temperature is 63.1 °F (17.3 °C). The lowest recored low temperature was 54.0 °F (12.2 °C) in 2009 and the lowest recored low temperature was 73.9 °F (23.3 °C) in 2012. The low temperature is usually* between 59.0 °F (15.0 °C) and 67.1 °F (19.5 °C). About a quarter of the time, the low temperature is less than 59.0 °F (15.0 °C), and another quarter of the time, the low temperature is greater than and 67.1 °F (19.5 °C). About 95% of the time, the low temperature has been between 51.3 °F (10.7 °C) and 74.8 °F (23.8 °C).
Frost
On August 18 in this location expect the temperatures to drop below freezing for a risk of frost about 0.0% of the time.
Data Source(s)
The data used to compute the average high/low temperatures for this location were taken from the following stations:
- CATALINA AIRPORT — Integrated Surface Dataset (ISD) station ID: 722920 — Weather Bureau Army Navy (WBAN): 23191 — from year 1943 to 2025
- AVALON/CATALINA — Integrated Surface Dataset (ISD) station ID: 722920 — from year 2000 to 2003
- SANTA CATALINA ISLAND — Integrated Surface Dataset (ISD) station ID: 722924 — from year 1978 to 1991
- SANTA CATALINA BUFFALO SPRING — Weather Bureau Army Navy (WBAN): 23191 — from year 1948 to 1967