December weather in Jurupa Valley, CA
The average temperature in Jurupa Valley in December is 54.8°F (42.8°F–66.8°F). Average precipitation: 1.51 inches.
December is a winter month in Jurupa Valley, and is cooler than the annual average of 66.2°F. Daily temperatures swing about 24°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 45m. For travel, December is a comfortable month to visit.
Avg High
66.8°F
Avg Low
42.8°F
Precipitation
1.51 in
Daylight
9h 45m
December records in Jurupa Valley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 89.1°F (2021) | 28.9°F (2004) | 0.03 in (1998) |
| December 2 | 80.1°F (2017) | 30.0°F (2004) | 0.72 in (2014) |
| December 3 | 77.0°F (2000) | 35.1°F (2003) | 0.33 in (2014) |
| December 4 | 82.0°F (2023) | 28.9°F (2004) | 0.84 in (2019) |
| December 5 | 82.9°F (2023) | 32.0°F (2006) | 0.34 in (2010) |
| December 6 | 82.9°F (2024) | 31.1°F (2006) | 0.89 in (2018) |
| December 7 | 82.9°F (2006) | 34.0°F (1999) | 0.95 in (2009) |
| December 8 | 84.0°F (2015) | 30.9°F (1998) | 0.09 in (2004) |
| December 9 | 82.9°F (2025) | 30.0°F (2001) | 0.21 in (2006) |
| December 10 | 88.0°F (2025) | 33.1°F (2001) | 0.11 in (2006) |
| December 11 | 84.9°F (2004) | 34.0°F (1998) | 0.48 in (2022) |
| December 12 | 86.0°F (2010) | 30.9°F (2003) | 1.07 in (2014) |
| December 13 | 82.0°F (2010) | 32.0°F (2001) | 0.49 in (2012) |
| December 14 | 80.1°F (2004) | 33.1°F (2003) | 1.16 in (2021) |
| December 15 | 81.0°F (2017) | 30.9°F (2001) | 1.45 in (2008) |
| December 16 | 84.0°F (2013) | 32.0°F (2001) | 1.09 in (2002) |
| December 17 | 87.1°F (2013) | 30.9°F (2001) | 0.84 in (2008) |
| December 18 | 82.9°F (2024) | 30.0°F (2001) | 0.22 in (2010) |
| December 19 | 86.0°F (2024) | 30.2°F (2006) | 0.54 in (2010) |
| December 20 | 84.0°F (2020) | 27.1°F (2006) | 0.61 in (2010) |
| December 21 | 84.0°F (2005) | 30.2°F (2006) | 1.36 in (2010) |
| December 22 | 75.9°F (2005) | 26.1°F (1998) | 2.49 in (2010) |
| December 23 | 80.1°F (2005) | 34.0°F (1998) | 1.03 in (2021) |
| December 24 | 86.0°F (2005) | 25.0°F (1998) | 0.78 in (2021) |
| December 25 | 84.0°F (2022) | 28.0°F (1998) | 0.26 in (2003) |
| December 26 | 80.1°F (2022) | 30.9°F (2001) | 1.03 in (2019) |
| December 27 | 82.0°F (2013) | 30.0°F (2003) | 0.35 in (2022) |
| December 28 | 84.9°F (2017) | 28.0°F (2003) | 1.16 in (2020) |
| December 29 | 84.0°F (2017) | 30.9°F (2003) | 0.80 in (2004) |
| December 30 | 79.0°F (1998) | 33.1°F (2006) | 0.10 in (2016) |
| December 31 | 82.9°F (2011) | 31.1°F (2010) | 0.76 in (2016) |