- Latitude: 34.095
- Longitude: -117.235
High Temperatures
On October 16 in this location the average high temperature is 81.8 °F (27.7 °C). The lowest recored high temperature was 60.1 °F (15.6 °C) in 1971 and the highest recored high temperature was 102.2 °F (39.0 °C) in 2020. The high temperature is usually* between 75.2 °F (24.0 °C) and 88.3 °F (31.3 °C). About a quarter of the time, the high temperature is less than 75.2 °F (24.0 °C), and another quarter of the time, the high temperature is greater than and 88.3 °F (31.3 °C). About 95% of the time, the high temperature has been between 62.8 °F (17.1 °C) and 100.8 °F (38.2 °C).
Low Temperatures
On October 16 in this location the average low temperature is 53.0 °F (11.7 °C). The lowest recored low temperature was 37.9 °F (3.3 °C) in 1981 and the lowest recored low temperature was 73.4 °F (23.0 °C) in 1999. The low temperature is usually* between 49.5 °F (9.7 °C) and 56.5 °F (13.6 °C). About a quarter of the time, the low temperature is less than 49.5 °F (9.7 °C), and another quarter of the time, the low temperature is greater than and 56.5 °F (13.6 °C). About 95% of the time, the low temperature has been between 42.9 °F (6.0 °C) and 63.2 °F (17.3 °C).
Frost
On October 16 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
- RIVERSIDE MUNICIPAL ARPT — Integrated Surface Dataset (ISD) station ID: 722869 — Weather Bureau Army Navy (WBAN): 03171 — from year 2006 to 2024
- SAN BERNARDINO INTL — Integrated Surface Dataset (ISD) station ID: 722866 — from year 2009 to 2024
- RIVERSIDE MUNI — Integrated Surface Dataset (ISD) station ID: 722869 — from year 1998 to 2005
- RIVERSIDE/MARCH AFB — Integrated Surface Dataset (ISD) station ID: 722860 — from year 2000 to 2004
- ONTARIO INTL ARPT — Integrated Surface Dataset (ISD) station ID: 747040 — from year 2001 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