- Latitude: 33.933
- Longitude: -116.967
High Temperatures
On September 28 in this location the average high temperature is 87.1 °F (30.6 °C). The lowest recored high temperature was 62.6 °F (17.0 °C) in 2007 and the highest recored high temperature was 106.9 °F (41.6 °C) in 1992. The high temperature is usually* between 81.4 °F (27.4 °C) and 92.8 °F (33.8 °C). About a quarter of the time, the high temperature is less than 81.4 °F (27.4 °C), and another quarter of the time, the high temperature is greater than and 92.8 °F (33.8 °C). About 95% of the time, the high temperature has been between 70.5 °F (21.4 °C) and 103.7 °F (39.8 °C).
Low Temperatures
On September 28 in this location the average low temperature is 57.0 °F (13.9 °C). The lowest recored low temperature was 33.8 °F (1.0 °C) in 2023 and the lowest recored low temperature was 73.4 °F (23.0 °C) in 2010. The low temperature is usually* between 53.4 °F (11.9 °C) and 60.5 °F (15.8 °C). About a quarter of the time, the low temperature is less than 53.4 °F (11.9 °C), and another quarter of the time, the low temperature is greater than and 60.5 °F (15.8 °C). About 95% of the time, the low temperature has been between 46.6 °F (8.1 °C) and 67.3 °F (19.6 °C).
Frost
On September 28 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:
- MARCH AIR RESERVE BASE — Integrated Surface Dataset (ISD) station ID: 722860 — Weather Bureau Army Navy (WBAN): 23119 — from year 1933 to 2024
- NORTON AAF — Weather Bureau Army Navy (WBAN): 23122 — from year 2014 to 2024
- SAN BERNARDINO INTL — Integrated Surface Dataset (ISD) station ID: 722866 — from year 2009 to 2024
- HEMET RYAN — Integrated Surface Dataset (ISD) station ID: 720687 — from year 2020 to 2024
- BIG BEAR CITY AIRPORT — Integrated Surface Dataset (ISD) station ID: A06854 — Weather Bureau Army Navy (WBAN): 00115 — from year 2020 to 2023
- WARNER SPRINGS GLIDERPORT — Integrated Surface Dataset (ISD) station ID: 720165 — from year 2007 to 2012
- RIVERSIDE/MARCH AFB — Integrated Surface Dataset (ISD) station ID: 722860 — from year 2000 to 2004
- BEAUMONT — Integrated Surface Dataset (ISD) station ID: 722867 — from year 2000 to 2000
- BEAUMONT — Integrated Surface Dataset (ISD) station ID: 722867 — Weather Bureau Army Navy (WBAN): 23156 — from year 1973 to 1999
- SAN BERNARDINO INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 722866 — Weather Bureau Army Navy (WBAN): 23122 — from year 1943 to 1992
- BEAUMONT 1 E — Weather Bureau Army Navy (WBAN): 23156 — from year 1948 to 1952