August weather in Jurupa Valley, CA
The average temperature in Jurupa Valley in August is 79.8°F (64.7°F–94.9°F). Average precipitation: 0.02 inches.
August is a summer month in Jurupa Valley, and is warmer than the annual average of 66.2°F. Daily temperatures swing about 30.2°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 13h 16m. For travel, August is hot.
Avg High
94.9°F
Avg Low
64.7°F
Precipitation
0.02 in
Daylight
13h 16m
August records in Jurupa Valley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 105.1°F (2017) | 57.0°F (1999) | 0.04 in (2017) |
| August 2 | 104.0°F (2021) | 59.0°F (1999) | 0.03 in (2014) |
| August 3 | 105.1°F (2024) | 57.9°F (2001) | 0.02 in (2014) |
| August 4 | 105.1°F (2024) | 55.0°F (2001) | 0.00 in (1998) |
| August 5 | 109.0°F (2024) | 55.9°F (2006) | 0.00 in (1998) |
| August 6 | 106.0°F (2012) | 55.9°F (2002) | 0.01 in (2015) |
| August 7 | 105.1°F (2025) | 55.0°F (2002) | 0.00 in (1998) |
| August 8 | 105.1°F (2012) | 55.0°F (1999) | 0.00 in (1998) |
| August 9 | 105.1°F (2012) | 55.0°F (1999) | 0.00 in (1998) |
| August 10 | 105.1°F (2003) | 57.0°F (1999) | 0.03 in (2023) |
| August 11 | 105.1°F (2000) | 55.9°F (1999) | 0.00 in (1998) |
| August 12 | 105.1°F (2012) | 55.9°F (1999) | 0.00 in (1998) |
| August 13 | 105.1°F (2012) | 59.0°F (2006) | 0.00 in (1998) |
| August 14 | 106.0°F (2003) | 57.9°F (1999) | 0.04 in (2013) |
| August 15 | 109.0°F (2020) | 57.9°F (2006) | 0.00 in (1998) |
| August 16 | 107.1°F (2015) | 55.9°F (1999) | 0.00 in (1998) |
| August 17 | 104.0°F (2023) | 55.9°F (2005) | 0.00 in (1998) |
| August 18 | 108.0°F (2020) | 57.9°F (2005) | 0.00 in (1998) |
| August 19 | 106.0°F (2020) | 55.9°F (1998) | 0.02 in (2013) |
| August 20 | 105.1°F (2024) | 57.0°F (1998) | 1.83 in (2023) |
| August 21 | 104.0°F (2025) | 57.0°F (2006) | 0.13 in (2023) |
| August 22 | 105.1°F (1998) | 57.9°F (2001) | 0.00 in (1998) |
| August 23 | 106.0°F (1998) | 55.0°F (2002) | 0.00 in (1998) |
| August 24 | 107.1°F (2010) | 55.0°F (2002) | 0.00 in (1998) |
| August 25 | 109.9°F (2010) | 55.0°F (2002) | 0.00 in (1998) |
| August 26 | 106.0°F (2011) | 54.0°F (2006) | 0.00 in (1998) |
| August 27 | 108.0°F (2009) | 55.9°F (2006) | 0.00 in (1998) |
| August 28 | 109.0°F (2017) | 59.0°F (2001) | 0.00 in (1998) |
| August 29 | 109.0°F (1998) | 55.0°F (2002) | 0.00 in (1998) |
| August 30 | 109.0°F (2017) | 55.9°F (1999) | 0.00 in (1998) |
| August 31 | 111.9°F (2017) | 53.1°F (1999) | 0.24 in (2017) |