December weather in Stanley, ID
The average temperature in Stanley in December is 11.4°F (-2.1°F–25.0°F). Average precipitation: 2.32 inches.
December is a winter month in Stanley, and is cooler than the annual average of 34.4°F. Daily temperatures swing about 27.1°F between overnight low and afternoon high. Daylight averages about 8h 41m. For travel, December is cold.
Avg High
25.0°F
Avg Low
-2.1°F
Precipitation
2.32 in
Daylight
8h 41m
December records in Stanley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 48.0°F (2008) | -18.9°F (1967) | 0.39 in (1995) |
| December 2 | 50.0°F (1921) | -26.0°F (1984) | 0.87 in (2005) |
| December 3 | 53.1°F (2021) | -29.0°F (1984) | 2.00 in (2001) |
| December 4 | 53.1°F (1918) | -33.0°F (1984) | 0.80 in (1920) |
| December 5 | 50.0°F (2021) | -36.0°F (1972) | 0.46 in (2012) |
| December 6 | 60.1°F (1918) | -29.9°F (1978) | 0.49 in (1971) |
| December 7 | 52.0°F (1918) | -29.0°F (1978) | 0.46 in (1987) |
| December 8 | 43.0°F (1979) | -34.1°F (1919) | 0.70 in (2015) |
| December 9 | 46.9°F (2015) | -38.9°F (1972) | 0.38 in (2004) |
| December 10 | 46.0°F (2015) | -38.0°F (1972) | 0.81 in (2016) |
| December 11 | 48.0°F (1924) | -43.1°F (1985) | 0.81 in (2015) |
| December 12 | 60.1°F (1921) | -50.1°F (1919) | 0.54 in (1995) |
| December 13 | 53.1°F (2025) | -36.0°F (1967) | 5.00 in (2008) |
| December 14 | 50.0°F (1924) | -36.9°F (1926) | 0.91 in (2001) |
| December 15 | 46.9°F (1924) | -34.1°F (1920) | 0.98 in (2016) |
| December 16 | 46.0°F (2025) | -27.9°F (1978) | 0.38 in (2016) |
| December 17 | 46.0°F (2025) | -43.1°F (1964) | 0.34 in (1994) |
| December 18 | 46.0°F (2024) | -38.0°F (2016) | 0.40 in (2015) |
| December 19 | 44.1°F (2024) | -38.0°F (1984) | 0.63 in (2025) |
| December 20 | 42.1°F (2017) | -34.1°F (1983) | 0.40 in (2007) |
| December 21 | 46.0°F (1969) | -42.0°F (1983) | 1.40 in (1980) |
| December 22 | 46.0°F (1964) | -45.9°F (1990) | 2.00 in (1964) |
| December 23 | 45.0°F (1964) | -54.0°F (1983) | 1.52 in (1964) |
| December 24 | 54.0°F (1919) | -53.0°F (1983) | 0.72 in (1964) |
| December 25 | 63.0°F (1919) | -33.0°F (1987) | 0.55 in (1980) |
| December 26 | 46.9°F (1980) | -36.9°F (1916) | 0.46 in (1964) |
| December 27 | 48.9°F (2022) | -42.0°F (1916) | 0.75 in (1992) |
| December 28 | 43.0°F (1918) | -35.0°F (1978) | 0.64 in (1920) |
| December 29 | 43.0°F (1967) | -49.0°F (1978) | 0.90 in (2011) |
| December 30 | 45.0°F (1919) | -49.0°F (1978) | 0.78 in (1983) |
| December 31 | 41.0°F (2017) | -45.0°F (1978) | 0.75 in (2007) |