December weather in Georgetown, ID
The average temperature in Georgetown in December is °F (°F–°F). Average precipitation: 4.06 inches.
December is a winter month in Georgetown, and is cooler than the annual average of 0°F. Expect about 15 days with precipitation. Daylight averages about 8h 54m.
Avg High
°F
Avg Low
°F
Precipitation
4.06 in
Daylight
8h 54m
December records in Georgetown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 52.9°F (1995) | -10.5°F (1991) | 1.20 in (2013) |
| December 2 | 52.3°F (2021) | -6.0°F (2009) | 0.70 in (2023) |
| December 3 | 56.5°F (2024) | -8.1°F (2009) | 1.10 in (2023) |
| December 4 | 48.0°F (2024) | -16.8°F (2013) | 0.90 in (1980) |
| December 5 | 48.0°F (2024) | -16.1°F (2013) | 1.00 in (1996) |
| December 6 | 47.5°F (2008) | -15.2°F (2005) | 0.90 in (2001) |
| December 7 | 53.1°F (2020) | -16.8°F (2005) | 0.90 in (2023) |
| December 8 | 51.8°F (2020) | -16.8°F (2013) | 1.00 in (2004) |
| December 9 | 52.2°F (2015) | -20.7°F (2013) | 0.60 in (2016) |
| December 10 | 50.2°F (1990) | -13.5°F (2009) | 0.90 in (1996) |
| December 11 | 50.5°F (2014) | -9.6°F (1989) | 0.70 in (1996) |
| December 12 | 53.8°F (2017) | -4.7°F (2001) | 0.80 in (2019) |
| December 13 | 44.4°F (2025) | -3.3°F (2020) | 0.70 in (2008) |
| December 14 | 47.5°F (2025) | -6.0°F (1990) | 0.80 in (2000) |
| December 15 | 46.9°F (2025) | -6.2°F (2005) | 0.70 in (1981) |
| December 16 | 44.4°F (2013) | -13.5°F (1996) | 1.20 in (2016) |
| December 17 | 46.0°F (2013) | -17.5°F (1996) | 0.70 in (2012) |
| December 18 | 44.6°F (2013) | -15.2°F (1996) | 1.00 in (1990) |
| December 19 | 47.3°F (2023) | -9.8°F (2016) | 1.20 in (2010) |
| December 20 | 50.4°F (2024) | -21.3°F (1990) | 0.90 in (1981) |
| December 21 | 49.6°F (2023) | -28.3°F (1990) | 1.60 in (2014) |
| December 22 | 42.3°F (2024) | -30.1°F (1990) | 0.50 in (2008) |
| December 23 | 46.8°F (2025) | -28.1°F (1990) | 0.70 in (2015) |
| December 24 | 46.6°F (1999) | -14.1°F (1990) | 0.60 in (2021) |
| December 25 | 46.8°F (2005) | -9.2°F (1990) | 1.20 in (1996) |
| December 26 | 45.9°F (1999) | -9.8°F (2008) | 1.10 in (1983) |
| December 27 | 44.2°F (1999) | -8.1°F (2015) | 1.10 in (2021) |
| December 28 | 50.2°F (1999) | -5.4°F (2019) | 1.10 in (1998) |
| December 29 | 47.8°F (2017) | -27.0°F (1990) | 1.10 in (1981) |
| December 30 | 43.5°F (2011) | -24.9°F (1990) | 1.20 in (2004) |
| December 31 | 46.8°F (2023) | -16.8°F (2014) | 0.80 in (2005) |