- Latitude: 33.286
- Longitude: -117.456
High Temperatures
On January 4 in this location the average high temperature is 66.5 °F (19.2 °C). The lowest recored high temperature was 53.1 °F (11.7 °C) in 1949 and the highest recored high temperature was 89.6 °F (32.0 °C) in 2012. The high temperature is usually* between 61.3 °F (16.3 °C) and 71.6 °F (22.0 °C). About a quarter of the time, the high temperature is less than 61.3 °F (16.3 °C), and another quarter of the time, the high temperature is greater than and 71.6 °F (22.0 °C). About 95% of the time, the high temperature has been between 51.6 °F (10.9 °C) and 81.4 °F (27.4 °C).
Low Temperatures
On January 4 in this location the average low temperature is 42.6 °F (5.9 °C). The lowest recored low temperature was 25.0 °F (-3.9 °C) in 2019 and the lowest recored low temperature was 57.9 °F (14.4 °C) in 2024. The low temperature is usually* between 38.2 °F (3.4 °C) and 47.1 °F (8.4 °C). About a quarter of the time, the low temperature is less than 38.2 °F (3.4 °C), and another quarter of the time, the low temperature is greater than and 47.1 °F (8.4 °C). About 95% of the time, the low temperature has been between 29.7 °F (-1.3 °C) and 55.5 °F (13.1 °C).
Frost
On January 4 in this location expect the temperatures to drop below freezing for a risk of frost about 5.3% 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 2025
- MCCLELLAN-PALOMAR AIRPORT — Integrated Surface Dataset (ISD) station ID: 722927 — Weather Bureau Army Navy (WBAN): 03177 — from year 2006 to 2025
- OCEANSIDE MUNICIPAL ARPT — Integrated Surface Dataset (ISD) station ID: 722934 — Weather Bureau Army Navy (WBAN): 53121 — from year 2006 to 2025
- FALLBROOK 5 NE — Weather Bureau Army Navy (WBAN): 53151 — from year 2009 to 2025
- MCOLF CAMP PENDLETON RED BEAC — Integrated Surface Dataset (ISD) station ID: 722928 — Weather Bureau Army Navy (WBAN): 00369 — from year 2016 to 2023
- MCOLF CAMP PENDLETON (RED BEA — Integrated Surface Dataset (ISD) station ID: 722928 — from year 2010 to 2015
- 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 2000 to 2005
- OCEANSIDE HARBOR — Integrated Surface Dataset (ISD) station ID: 722929 — from year 1992 to 1995
- CAMP PENDLETON MCAS — Weather Bureau Army Navy (WBAN): 03154 — from year 1967 to 1972
- OCEANSIDE CAA AP — Weather Bureau Army Navy (WBAN): 23181 — from year 1949 to 1952