- Latitude: 34.067
- Longitude: -117.65
High Temperatures
On June 5 in this location the average high temperature is 82.6 °F (28.1 °C). The lowest recored high temperature was 68.0 °F (20.0 °C) in 2020 and the highest recored high temperature was 106.0 °F (41.1 °C) in 1981. The high temperature is usually* between 77.0 °F (25.0 °C) and 88.3 °F (31.3 °C). About a quarter of the time, the high temperature is less than 77.0 °F (25.0 °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 66.3 °F (19.0 °C) and 99.0 °F (37.2 °C).
Low Temperatures
On June 5 in this location the average low temperature is 56.9 °F (13.8 °C). The lowest recored low temperature was 42.8 °F (6.0 °C) in 2011 and the lowest recored low temperature was 66.2 °F (19.0 °C) in 2016. The low temperature is usually* between 54.0 °F (12.2 °C) and 59.8 °F (15.5 °C). About a quarter of the time, the low temperature is less than 54.0 °F (12.2 °C), and another quarter of the time, the low temperature is greater than and 59.8 °F (15.5 °C). About 95% of the time, the low temperature has been between 48.4 °F (9.1 °C) and 65.4 °F (18.6 °C).
Frost
On June 5 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:
- NORTON AAF — Weather Bureau Army Navy (WBAN): 23122 — from year 2015 to 2025
- ONTARIO INTERNATIONAL ARPT — Integrated Surface Dataset (ISD) station ID: 747040 — Weather Bureau Army Navy (WBAN): 03102 — from year 2005 to 2025
- RIVERSIDE MUNICIPAL ARPT — Integrated Surface Dataset (ISD) station ID: 722869 — Weather Bureau Army Navy (WBAN): 03171 — from year 2006 to 2025
- CHINO AIRPORT — Integrated Surface Dataset (ISD) station ID: 722899 — Weather Bureau Army Navy (WBAN): 03179 — from year 2006 to 2025
- CORONA MUNICIPAL AIRPORT — Integrated Surface Dataset (ISD) station ID: 720333 — Weather Bureau Army Navy (WBAN): 53175 — from year 2011 to 2025
- BRACKETT FIELD AIRPORT — Integrated Surface Dataset (ISD) station ID: 722887 — Weather Bureau Army Navy (WBAN): 03180 — from year 2013 to 2025
- CABLE — Integrated Surface Dataset (ISD) station ID: 720329 — from year 2018 to 2025
- CORONA MUNI — Integrated Surface Dataset (ISD) station ID: 720333 — from year 2007 to 2017
- RIVERSIDE MUNI — Integrated Surface Dataset (ISD) station ID: 722869 — from year 1999 to 2005
- CHINO — Integrated Surface Dataset (ISD) station ID: 722899 — from year 1998 to 2005
- ONTARIO INTL ARPT — Integrated Surface Dataset (ISD) station ID: 747040 — from year 2002 to 2004
- ONTARIO — Integrated Surface Dataset (ISD) station ID: 722865 — from year 2000 to 2000
- ONTARIO — Integrated Surface Dataset (ISD) station ID: 722865 — Weather Bureau Army Navy (WBAN): 93180 — from year 1943 to 1999
- ONTARIO INTERNATIONAL ARPT — Weather Bureau Army Navy (WBAN): 03102 — from year 1968 to 1972