December weather in Westport, WA
The average temperature in Westport in December is 42.7°F (37.1°F–48.4°F). Average precipitation: 11.22 inches.
December is a winter month in Westport, and is cooler than the annual average of 50.8°F. Daily temperatures swing about 11.3°F between overnight low and afternoon high. Expect about 23 days with precipitation. Daylight averages about 8h 20m. For travel, December is a wet month.
Avg High
48.4°F
Avg Low
37.1°F
Precipitation
11.22 in
Daylight
8h 20m
December records in Westport
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 61.0°F (2002) | 21.9°F (1985) | 2.07 in (2001) |
| December 2 | 59.0°F (1989) | 23.0°F (1985) | 2.12 in (1967) |
| December 3 | 62.1°F (1988) | 25.0°F (1992) | 2.30 in (2007) |
| December 4 | 59.0°F (1988) | 23.0°F (1994) | 2.80 in (1989) |
| December 5 | 62.1°F (1957) | 24.1°F (1994) | 1.12 in (1991) |
| December 6 | 57.0°F (1965) | 17.1°F (1978) | 1.23 in (1999) |
| December 7 | 59.0°F (2006) | 18.0°F (1978) | 1.26 in (1998) |
| December 8 | 57.9°F (1962) | 18.0°F (2009) | 1.82 in (2004) |
| December 9 | 60.1°F (1957) | 14.0°F (2009) | 3.50 in (1956) |
| December 10 | 64.0°F (1957) | 16.0°F (2009) | 2.80 in (1993) |
| December 11 | 59.0°F (1957) | 21.9°F (1961) | 3.00 in (1953) |
| December 12 | 55.9°F (1953) | 23.0°F (1985) | 1.66 in (2010) |
| December 13 | 57.0°F (1997) | 21.9°F (1967) | 2.38 in (1977) |
| December 14 | 59.0°F (1960) | 21.0°F (1967) | 2.70 in (1959) |
| December 15 | 57.0°F (1980) | 21.0°F (1967) | 2.40 in (1999) |
| December 16 | 57.0°F (1985) | 14.0°F (1964) | 2.64 in (1997) |
| December 17 | 60.1°F (1980) | 12.9°F (1964) | 1.70 in (1994) |
| December 18 | 57.9°F (1954) | 21.9°F (1948) | 1.67 in (1960) |
| December 19 | 57.9°F (2003) | 21.9°F (1990) | 2.12 in (1948) |
| December 20 | 57.0°F (1959) | 18.0°F (1990) | 2.10 in (1994) |
| December 21 | 55.9°F (1959) | 9.0°F (1990) | 1.60 in (1955) |
| December 22 | 57.9°F (1960) | 10.0°F (1983) | 2.13 in (2012) |
| December 23 | 55.0°F (1956) | 7.0°F (1983) | 2.10 in (1976) |
| December 24 | 60.1°F (1999) | 8.1°F (1983) | 1.74 in (2005) |
| December 25 | 59.0°F (1993) | 17.1°F (1983) | 1.74 in (1996) |
| December 26 | 55.0°F (1985) | 25.0°F (1962) | 2.87 in (1994) |
| December 27 | 57.9°F (1956) | 24.1°F (1948) | 2.50 in (1994) |
| December 28 | 57.0°F (1956) | 18.0°F (1978) | 2.43 in (1988) |
| December 29 | 54.0°F (1963) | 15.1°F (1990) | 2.55 in (1996) |
| December 30 | 55.0°F (1963) | 14.0°F (1978) | 1.74 in (1983) |
| December 31 | 57.9°F (1961) | 14.0°F (1978) | 1.49 in (1968) |