December weather in Morton, WA
The average temperature in Morton in December is 38.0°F (31.7°F–44.4°F). Average precipitation: inches.
December is a winter month in Morton, and is cooler than the annual average of 50°F. Daily temperatures swing about 12.7°F between overnight low and afternoon high. Daylight averages about 8h 23m. For travel, December is cold.
Avg High
44.4°F
Avg Low
31.7°F
Precipitation
in
Daylight
8h 23m
December records in Morton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 59.0°F (1988) | 16.0°F (1985) | 3.50 in (1975) |
| December 2 | 63.0°F (1989) | 12.0°F (1985) | 5.39 in (1977) |
| December 3 | 57.9°F (1975) | 19.9°F (1992) | 1.92 in (1980) |
| December 4 | 64.9°F (1988) | 15.1°F (1994) | 2.43 in (1996) |
| December 5 | 63.0°F (1988) | 12.9°F (1972) | 3.07 in (1971) |
| December 6 | 55.9°F (1984) | 19.0°F (1972) | 1.10 in (1991) |
| December 7 | 54.0°F (1988) | 10.0°F (1972) | 1.98 in (1975) |
| December 8 | 62.1°F (1987) | -2.0°F (1972) | 1.71 in (2000) |
| December 9 | 64.0°F (1981) | 3.0°F (1972) | 2.19 in (1971) |
| December 10 | 57.9°F (1986) | 12.0°F (1972) | 2.87 in (1987) |
| December 11 | 55.9°F (1988) | 10.9°F (1972) | 1.58 in (2002) |
| December 12 | 52.0°F (1974) | 19.9°F (1972) | 1.48 in (1998) |
| December 13 | 60.1°F (1995) | 7.0°F (1972) | 2.02 in (1977) |
| December 14 | 55.9°F (1977) | 10.9°F (1972) | 1.97 in (1977) |
| December 15 | 52.0°F (1969) | 18.0°F (1967) | 1.79 in (1999) |
| December 16 | 57.9°F (1980) | 16.0°F (1990) | 1.14 in (1973) |
| December 17 | 64.0°F (1982) | 21.0°F (1993) | 1.30 in (1994) |
| December 18 | 62.1°F (1988) | 15.1°F (1984) | 1.25 in (1990) |
| December 19 | 57.0°F (2003) | 17.1°F (1984) | 0.83 in (1996) |
| December 20 | 60.1°F (1985) | 8.1°F (1990) | 2.18 in (1974) |
| December 21 | 57.9°F (1985) | 0.0°F (1990) | 2.35 in (1972) |
| December 22 | 62.1°F (1972) | 1.9°F (1990) | 1.27 in (1980) |
| December 23 | 55.9°F (1985) | 3.9°F (1983) | 0.89 in (1996) |
| December 24 | 55.0°F (1989) | 3.9°F (1983) | 2.40 in (1996) |
| December 25 | 55.9°F (1985) | 10.9°F (1983) | 1.88 in (1980) |
| December 26 | 64.9°F (1985) | 21.9°F (1988) | 2.30 in (1998) |
| December 27 | 63.0°F (1980) | 21.0°F (1988) | 2.12 in (1994) |
| December 28 | 59.0°F (1979) | 14.0°F (1978) | 2.43 in (1998) |
| December 29 | 57.9°F (1980) | 3.0°F (1990) | 0.97 in (1996) |
| December 30 | 55.9°F (1979) | 7.0°F (1978) | 1.53 in (1983) |
| December 31 | 55.0°F (1976) | 8.1°F (1968) | 1.57 in (1970) |