December weather in Reardan, WA
The average temperature in Reardan in December is 27.2°F (22.0°F–32.4°F). Average precipitation: 2.44 inches. Average snowfall is 15.5 inches.
December is a winter month in Reardan, and is cooler than the annual average of 46.4°F. Daily temperatures swing about 10.4°F between overnight low and afternoon high. Expect about 15 days with precipitation. Daylight averages about 8h 14m. For travel, December is cold.
Avg High
32.4°F
Avg Low
22.0°F
Precipitation
2.44 in
Snow
15.5 in
December records in Reardan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.0°F (2021) | 10.0°F (2006) | 0.76 in (1998) |
| December 2 | 52.0°F (2021) | 1.9°F (2022) | 0.81 in (1999) |
| December 3 | 48.0°F (2012) | 3.0°F (2005) | 1.03 in (2007) |
| December 4 | 54.0°F (2007) | 5.0°F (1996) | 0.56 in (1996) |
| December 5 | 50.0°F (2023) | 3.9°F (2013) | 0.85 in (2003) |
| December 6 | 48.9°F (2023) | 0.0°F (2005) | 0.72 in (2023) |
| December 7 | 45.0°F (2025) | -2.9°F (2013) | 1.13 in (2015) |
| December 8 | 55.0°F (2015) | -2.9°F (2009) | 0.51 in (2004) |
| December 9 | 52.0°F (2015) | 3.9°F (2009) | 0.45 in (2010) |
| December 10 | 55.0°F (2014) | 1.9°F (2007) | 0.72 in (1996) |
| December 11 | 55.0°F (2014) | 3.0°F (2000) | 0.43 in (1998) |
| December 12 | 50.0°F (2002) | 5.0°F (2009) | 0.25 in (2010) |
| December 13 | 54.0°F (2025) | 0.0°F (2016) | 0.65 in (2001) |
| December 14 | 55.0°F (2002) | 1.9°F (2016) | 0.69 in (2002) |
| December 15 | 57.0°F (2025) | 1.0°F (2005) | 0.60 in (2009) |
| December 16 | 50.0°F (1999) | -11.9°F (2016) | 0.76 in (1997) |
| December 17 | 48.0°F (2025) | -9.9°F (2016) | 0.66 in (2008) |
| December 18 | 48.0°F (2024) | -4.0°F (2005) | 0.50 in (2018) |
| December 19 | 46.0°F (2025) | 3.0°F (2000) | 1.20 in (2017) |
| December 20 | 50.0°F (2019) | -17.0°F (2008) | 0.52 in (2014) |
| December 21 | 52.0°F (2019) | -5.1°F (1998) | 0.53 in (2009) |
| December 22 | 45.0°F (2014) | -11.0°F (2022) | 0.56 in (2005) |
| December 23 | 43.0°F (2024) | -7.1°F (2008) | 0.39 in (2007) |
| December 24 | 46.0°F (2025) | 1.9°F (2017) | 0.60 in (2024) |
| December 25 | 46.9°F (2005) | -5.1°F (1996) | 0.55 in (1998) |
| December 26 | 43.0°F (2005) | 5.0°F (2008) | 0.53 in (2022) |
| December 27 | 45.0°F (2022) | -7.1°F (1996) | 0.50 in (2022) |
| December 28 | 48.0°F (2011) | -7.1°F (1996) | 0.47 in (2005) |
| December 29 | 46.9°F (1998) | -0.9°F (2021) | 0.78 in (2017) |
| December 30 | 44.1°F (1998) | 0.0°F (2010) | 0.84 in (2020) |
| December 31 | 45.0°F (2005) | -13.0°F (2010) | 0.49 in (2019) |