- Latitude: 33.22
- Longitude: -117.4
High Temperatures
On September 4 in this location the average high temperature is 82.0 °F (27.8 °C). The lowest recored high temperature was 68.0 °F (20.0 °C) in 1973 and the highest recored high temperature was 109.9 °F (43.3 °C) in 1988. The high temperature is usually* between 76.7 °F (24.8 °C) and 87.4 °F (30.8 °C). About a quarter of the time, the high temperature is less than 76.7 °F (24.8 °C), and another quarter of the time, the high temperature is greater than and 87.4 °F (30.8 °C). About 95% of the time, the high temperature has been between 66.5 °F (19.2 °C) and 97.5 °F (36.4 °C).
Low Temperatures
On September 4 in this location the average low temperature is 63.4 °F (17.4 °C). The lowest recored low temperature was 48.9 °F (9.4 °C) in 2010 and the lowest recored low temperature was 81.7 °F (27.6 °C) in 2022. The low temperature is usually* between 60.4 °F (15.8 °C) and 66.4 °F (19.1 °C). About a quarter of the time, the low temperature is less than 60.4 °F (15.8 °C), and another quarter of the time, the low temperature is greater than and 66.4 °F (19.1 °C). About 95% of the time, the low temperature has been between 54.7 °F (12.6 °C) and 72.0 °F (22.2 °C).
Frost
On September 4 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:
- MARINE CORPS AIR STATION — Integrated Surface Dataset (ISD) station ID: 722926 — Weather Bureau Army Navy (WBAN): 03154 — from year 1973 to 2024
- MCCLELLAN-PALOMAR AIRPORT — Integrated Surface Dataset (ISD) station ID: 722927 — Weather Bureau Army Navy (WBAN): 03177 — from year 2006 to 2024
- OCEANSIDE MUNICIPAL ARPT — Integrated Surface Dataset (ISD) station ID: 722934 — Weather Bureau Army Navy (WBAN): 53121 — from year 2006 to 2024
- FALLBROOK 5 NE — Weather Bureau Army Navy (WBAN): 53151 — from year 2008 to 2024
- MCOLF CAMP PENDLETON RED BEAC — Integrated Surface Dataset (ISD) station ID: 722928 — Weather Bureau Army Navy (WBAN): 00369 — from year 2015 to 2022
- MCOLF CAMP PENDLETON (RED BEA — Integrated Surface Dataset (ISD) station ID: 722928 — from year 2010 to 2014
- MC CLELLAN PALOMAR — Integrated Surface Dataset (ISD) station ID: 722927 — from year 1973 to 2005
- OCEANSIDE MUNI — Integrated Surface Dataset (ISD) station ID: 722934 — from year 1999 to 2005
- OCEANSIDE HARBOR — Integrated Surface Dataset (ISD) station ID: 722929 — from year 1983 to 1993
- SOLANA BEACH — Integrated Surface Dataset (ISD) station ID: 722919 — from year 1993 to 1993
- CAMP PENDLETON MCAS — Weather Bureau Army Navy (WBAN): 03154 — from year 1967 to 1970
- OCEANSIDE CAA AP — Weather Bureau Army Navy (WBAN): 23181 — from year 1949 to 1951