- Latitude: 34.095
- Longitude: -117.235
High Temperatures
On June 10 in this location the average high temperature is 83.7 °F (28.7 °C). The lowest recored high temperature was 62.1 °F (16.7 °C) in 1971 and the highest recored high temperature was 108.0 °F (42.2 °C) in 1979. The high temperature is usually* between 77.8 °F (25.4 °C) and 89.7 °F (32.0 °C). About a quarter of the time, the high temperature is less than 77.8 °F (25.4 °C), and another quarter of the time, the high temperature is greater than and 89.7 °F (32.0 °C). About 95% of the time, the high temperature has been between 66.5 °F (19.2 °C) and 101.0 °F (38.3 °C).
Low Temperatures
On June 10 in this location the average low temperature is 55.9 °F (13.3 °C). The lowest recored low temperature was 44.1 °F (6.7 °C) in 2021 and the lowest recored low temperature was 75.0 °F (23.9 °C) in 1981. The low temperature is usually* between 52.9 °F (11.6 °C) and 58.9 °F (14.9 °C). About a quarter of the time, the low temperature is less than 52.9 °F (11.6 °C), and another quarter of the time, the low temperature is greater than and 58.9 °F (14.9 °C). About 95% of the time, the low temperature has been between 47.2 °F (8.5 °C) and 64.6 °F (18.1 °C).
Frost
On June 10 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 2025
- NORTON AAF — Weather Bureau Army Navy (WBAN): 23122 — from year 2015 to 2025
- RIVERSIDE MUNICIPAL ARPT — Integrated Surface Dataset (ISD) station ID: 722869 — Weather Bureau Army Navy (WBAN): 03171 — from year 2006 to 2025
- SAN BERNARDINO INTL — Integrated Surface Dataset (ISD) station ID: 722866 — from year 2009 to 2025
- SAN BERNARDINO INTERNATIONAL — Integrated Surface Dataset (ISD) station ID: 722866 — Weather Bureau Army Navy (WBAN): 23122 — from year 1943 to 2014
- RIVERSIDE MUNI — Integrated Surface Dataset (ISD) station ID: 722869 — from year 1999 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 2002 to 2004
- BEAUMONT — Integrated Surface Dataset (ISD) station ID: 722867 — from year 2000 to 2001
- BEAUMONT — Integrated Surface Dataset (ISD) station ID: 722867 — Weather Bureau Army Navy (WBAN): 23156 — from year 1973 to 1999
- BEAUMONT 1 E — Weather Bureau Army Navy (WBAN): 23156 — from year 1948 to 1953