December weather in Parker, ID
The average temperature in Parker in December is 21.1°F (13.3°F–28.9°F). Average precipitation: 1.41 inches.
December is a winter month in Parker, and is cooler than the annual average of 43.1°F. Daily temperatures swing about 15.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 8h 43m. For travel, December is cold.
Avg High
28.9°F
Avg Low
13.3°F
Precipitation
1.41 in
Daylight
8h 43m
December records in Parker
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.9°F (1999) | -17.0°F (1991) | 0.53 in (1947) |
| December 2 | 62.1°F (1989) | -8.0°F (1991) | 0.36 in (2005) |
| December 3 | 66.0°F (1989) | -6.0°F (1942) | 0.58 in (1961) |
| December 4 | 48.0°F (1980) | -26.0°F (1992) | 0.49 in (1953) |
| December 5 | 62.1°F (1989) | -33.0°F (1972) | 0.44 in (1974) |
| December 6 | 52.0°F (2012) | -23.1°F (1972) | 0.40 in (1955) |
| December 7 | 52.0°F (1987) | -15.0°F (2005) | 0.58 in (1954) |
| December 8 | 52.0°F (1957) | -23.1°F (1971) | 0.51 in (1991) |
| December 9 | 50.0°F (1965) | -31.0°F (1972) | 0.43 in (1970) |
| December 10 | 50.0°F (2025) | -29.9°F (1972) | 1.25 in (1987) |
| December 11 | 53.1°F (1990) | -25.1°F (1972) | 0.52 in (2022) |
| December 12 | 54.0°F (2014) | -17.0°F (1967) | 1.00 in (1995) |
| December 13 | 51.1°F (2014) | -15.0°F (1967) | 0.65 in (2015) |
| December 14 | 53.1°F (2025) | -18.9°F (1992) | 0.61 in (2001) |
| December 15 | 55.9°F (1946) | -22.0°F (2016) | 0.40 in (2021) |
| December 16 | 52.0°F (1962) | -20.0°F (2016) | 0.43 in (1949) |
| December 17 | 52.0°F (2025) | -31.0°F (1964) | 0.19 in (1949) |
| December 18 | 46.9°F (1979) | -22.0°F (1996) | 0.31 in (1978) |
| December 19 | 48.0°F (1941) | -15.0°F (1945) | 0.60 in (1982) |
| December 20 | 52.0°F (1941) | -20.9°F (1949) | 0.53 in (1952) |
| December 21 | 46.9°F (1958) | -35.0°F (1990) | 0.57 in (1996) |
| December 22 | 48.9°F (1964) | -40.0°F (1990) | 0.50 in (1944) |
| December 23 | 52.0°F (1955) | -38.0°F (1990) | 1.50 in (2015) |
| December 24 | 50.0°F (2025) | -38.9°F (1983) | 0.59 in (1955) |
| December 25 | 53.1°F (2025) | -36.9°F (1983) | 0.61 in (1959) |
| December 26 | 60.1°F (1989) | -22.0°F (1990) | 0.40 in (2008) |
| December 27 | 64.9°F (1989) | -24.0°F (1988) | 0.68 in (1951) |
| December 28 | 52.0°F (1980) | -17.0°F (1954) | 0.57 in (2006) |
| December 29 | 41.0°F (1945) | -18.9°F (1983) | 0.52 in (2005) |
| December 30 | 44.1°F (1962) | -40.0°F (1990) | 0.46 in (2018) |
| December 31 | 46.0°F (1980) | -26.0°F (1978) | 0.75 in (2022) |