- Latitude: 34.095
- Longitude: -117.235
High Temperatures
On August 8 in this location the average high temperature is 95.1 °F (35.1 °C). The lowest recored high temperature was 80.6 °F (27.0 °C) in 1999 and the highest recored high temperature was 107.2 °F (41.8 °C) in 1970. The high temperature is usually* between 91.4 °F (33.0 °C) and 98.8 °F (37.1 °C). About a quarter of the time, the high temperature is less than 91.4 °F (33.0 °C), and another quarter of the time, the high temperature is greater than and 98.8 °F (37.1 °C). About 95% of the time, the high temperature has been between 84.4 °F (29.1 °C) and 105.8 °F (41.0 °C).
Low Temperatures
On August 8 in this location the average low temperature is 63.6 °F (17.5 °C). The lowest recored low temperature was 51.1 °F (10.6 °C) in 1948 and the lowest recored low temperature was 86.9 °F (30.5 °C) in 1994. The low temperature is usually* between 60.0 °F (15.6 °C) and 67.1 °F (19.5 °C). About a quarter of the time, the low temperature is less than 60.0 °F (15.6 °C), and another quarter of the time, the low temperature is greater than and 67.1 °F (19.5 °C). About 95% of the time, the low temperature has been between 53.2 °F (11.8 °C) and 73.9 °F (23.3 °C).
Frost
On August 8 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 2014 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 2013
- 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 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