December weather in Tukwila, WA
The average temperature in Tukwila in December is 42.0°F (37.1°F–47.0°F). Average precipitation: 5.72 inches. Average snowfall is 1.7 inches.
December is a winter month in Tukwila, and is cooler than the annual average of 53.7°F. Daily temperatures swing about 9.9°F between overnight low and afternoon high. Expect about 18 days with precipitation. Daylight averages about 8h 16m. For travel, December is a wet month.
Avg High
47.0°F
Avg Low
37.1°F
Precipitation
5.72 in
Snow
1.7 in
December records in Tukwila
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 57.0°F (1958) | 19.9°F (1985) | 1.52 in (1979) |
| December 2 | 60.1°F (2020) | 25.0°F (1985) | 1.75 in (1975) |
| December 3 | 60.1°F (1965) | 27.0°F (1994) | 3.77 in (2007) |
| December 4 | 57.9°F (2023) | 21.0°F (1994) | 1.41 in (1989) |
| December 5 | 59.0°F (2023) | 23.0°F (1956) | 2.39 in (2023) |
| December 6 | 57.0°F (1965) | 19.0°F (1956) | 1.39 in (1970) |
| December 7 | 57.9°F (2014) | 18.0°F (1972) | 1.08 in (2015) |
| December 8 | 60.1°F (2015) | 12.9°F (1972) | 2.13 in (2015) |
| December 9 | 61.0°F (2014) | 18.0°F (2009) | 1.78 in (1956) |
| December 10 | 66.0°F (2014) | 16.0°F (2009) | 1.60 in (2025) |
| December 11 | 57.9°F (2014) | 21.0°F (2009) | 1.42 in (2010) |
| December 12 | 60.1°F (1960) | 21.9°F (1972) | 2.19 in (2010) |
| December 13 | 59.0°F (1952) | 19.0°F (1972) | 1.63 in (2001) |
| December 14 | 59.0°F (2002) | 21.9°F (2008) | 1.67 in (1979) |
| December 15 | 63.0°F (1980) | 19.0°F (2008) | 1.60 in (1959) |
| December 16 | 57.0°F (1974) | 10.0°F (1964) | 1.32 in (1997) |
| December 17 | 57.0°F (1994) | 10.9°F (1964) | 1.61 in (1979) |
| December 18 | 55.0°F (2024) | 18.0°F (1964) | 1.23 in (1960) |
| December 19 | 55.9°F (1969) | 17.1°F (1949) | 1.32 in (2019) |
| December 20 | 59.0°F (2018) | 14.0°F (1990) | 3.25 in (2019) |
| December 21 | 59.0°F (2020) | 12.0°F (1990) | 1.64 in (2020) |
| December 22 | 57.0°F (2005) | 14.0°F (1983) | 1.28 in (1964) |
| December 23 | 57.9°F (1950) | 9.0°F (1983) | 1.14 in (1949) |
| December 24 | 62.1°F (2005) | 16.0°F (1948) | 1.52 in (2022) |
| December 25 | 60.1°F (1980) | 24.1°F (1995) | 1.06 in (1998) |
| December 26 | 62.1°F (1980) | 20.1°F (2021) | 2.14 in (1974) |
| December 27 | 57.9°F (1994) | 17.2°F (2021) | 1.53 in (1998) |
| December 28 | 55.9°F (1980) | 12.0°F (1990) | 0.89 in (1965) |
| December 29 | 63.0°F (2023) | 8.1°F (1968) | 1.92 in (1996) |
| December 30 | 55.9°F (1958) | 6.1°F (1968) | 1.06 in (1980) |
| December 31 | 55.9°F (1963) | 12.9°F (1968) | 1.30 in (1996) |