- Latitude: 32.77
- Longitude: -117.23
High Temperatures
On September 20 in this location the average high temperature is 76.4 °F (24.7 °C). The lowest recored high temperature was 63.5 °F (17.5 °C) in 2010 and the highest recored high temperature was 105.8 °F (41.0 °C) in 2015. The high temperature is usually* between 73.3 °F (23.0 °C) and 79.6 °F (26.4 °C). About a quarter of the time, the high temperature is less than 73.3 °F (23.0 °C), and another quarter of the time, the high temperature is greater than and 79.6 °F (26.4 °C). About 95% of the time, the high temperature has been between 67.3 °F (19.6 °C) and 85.6 °F (29.8 °C).
Low Temperatures
On September 20 in this location the average low temperature is 62.5 °F (17.0 °C). The lowest recored low temperature was 37.4 °F (3.0 °C) in 1973 and the lowest recored low temperature was 75.9 °F (24.4 °C) in 1984. The low temperature is usually* between 60.2 °F (15.7 °C) and 64.9 °F (18.3 °C). About a quarter of the time, the low temperature is less than 60.2 °F (15.7 °C), and another quarter of the time, the low temperature is greater than and 64.9 °F (18.3 °C). About 95% of the time, the low temperature has been between 55.8 °F (13.2 °C) and 69.3 °F (20.7 °C).
Frost
On September 20 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:
- SAN DIEGO INTERNATIONAL AIRPO — Integrated Surface Dataset (ISD) station ID: 722900 — Weather Bureau Army Navy (WBAN): 23188 — from year 1973 to 2024
- NORTH ISLAND NAS — Integrated Surface Dataset (ISD) station ID: 722906 — Weather Bureau Army Navy (WBAN): 93112 — from year 1945 to 2024
- NAVAL AUXILIARY LANDING FD — Integrated Surface Dataset (ISD) station ID: 722909 — Weather Bureau Army Navy (WBAN): 93115 — from year 1973 to 2024
- MARINE CORPS AIR STATION — Integrated Surface Dataset (ISD) station ID: 722931 — Weather Bureau Army Navy (WBAN): 93107 — from year 2005 to 2024
- MONTGOMERY FIELD AIRPORT — Integrated Surface Dataset (ISD) station ID: 722903 — Weather Bureau Army Navy (WBAN): 03131 — from year 2006 to 2024
- BROWN FIELD MUNICIPAL ARPT — Integrated Surface Dataset (ISD) station ID: 722904 — Weather Bureau Army Navy (WBAN): 03178 — from year 2006 to 2024
- GILLESPIE FIELD AIRPORT — Integrated Surface Dataset (ISD) station ID: 722907 — Weather Bureau Army Navy (WBAN): 53143 — from year 2006 to 2024
- TIJUANA RIVER RESERVE — Integrated Surface Dataset (ISD) station ID: 998013 — from year 2008 to 2024
- LA JOLLA — Integrated Surface Dataset (ISD) station ID: 994018 — from year 2009 to 2024
- USS MIDWAY S NAVY PIER — Integrated Surface Dataset (ISD) station ID: 998408 — from year 2010 to 2016
- LA JOLLA — Integrated Surface Dataset (ISD) station ID: 997292 — from year 2005 to 2008
- GILLESPIE FLD — Integrated Surface Dataset (ISD) station ID: 722907 — from year 1973 to 2005
- MONTGOMERY FLD — Integrated Surface Dataset (ISD) station ID: 722903 — from year 1990 to 2005
- MIRAMAR MCAS — Integrated Surface Dataset (ISD) station ID: 722931 — from year 2004 to 2004
- SAN DIEGO/MIRAMAR N — Integrated Surface Dataset (ISD) station ID: 722930 — Weather Bureau Army Navy (WBAN): 93107 — from year 1989 to 2003
- MISSION BEACH — Integrated Surface Dataset (ISD) station ID: 722914 — from year 1985 to 1995
- SAN DIEGO/MONTGOMER — Integrated Surface Dataset (ISD) station ID: 722901 — from year 1973 to 1989
- TIJUANA — Integrated Surface Dataset (ISD) station ID: 760011 — from year 1973 to 1989
- SAN DIEGO MIRAMAR NAS — Weather Bureau Army Navy (WBAN): 93107 — from year 1947 to 1988
- SOLANA BEACH — Integrated Surface Dataset (ISD) station ID: 722919 — from year 1986 to 1986
- IMPERIAL BEACH REAM FIELD NAS — Weather Bureau Army Navy (WBAN): 93115 — from year 1945 to 1972
- SAN DIEGO LINDBERGH FIELD — Weather Bureau Army Navy (WBAN): 23188 — from year 1948 to 1972
- CHULA VISTA BROWN FIELD NAAS — Weather Bureau Army Navy (WBAN): 23196 — from year 1945 to 1960