December weather in Oak Harbor, WA
The average temperature in Oak Harbor in December is 43.3°F (37.8°F–48.7°F). Average precipitation: 1.95 inches. Average snowfall is 2.4 inches.
December is a winter month in Oak Harbor, and is cooler than the annual average of 52.1°F. Daily temperatures swing about 10.9°F between overnight low and afternoon high. Expect about 17 days with precipitation. Daylight averages about 8h 8m. For travel, December is cool.
Avg High
48.7°F
Avg Low
37.8°F
Precipitation
1.95 in
Snow
2.4 in
December records in Oak Harbor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 59.0°F (1958) | 9.0°F (1985) | 0.72 in (1949) |
| December 2 | 55.9°F (1945) | 24.3°F (2014) | 0.81 in (1975) |
| December 3 | 60.1°F (2007) | 19.9°F (1994) | 1.00 in (1982) |
| December 4 | 59.0°F (1988) | 17.1°F (1972) | 1.10 in (1989) |
| December 5 | 55.9°F (1962) | 18.0°F (1956) | 0.41 in (1963) |
| December 6 | 55.9°F (1965) | 15.1°F (1956) | 0.56 in (1976) |
| December 7 | 55.9°F (2014) | 12.9°F (1972) | 0.35 in (1958) |
| December 8 | 59.0°F (2014) | 10.9°F (1972) | 0.92 in (1971) |
| December 9 | 62.1°F (2014) | 15.1°F (1972) | 0.96 in (1956) |
| December 10 | 63.0°F (2014) | 16.0°F (1972) | 1.03 in (1946) |
| December 11 | 57.9°F (2014) | 25.0°F (1949) | 0.54 in (2010) |
| December 12 | 59.0°F (1952) | 18.0°F (1972) | 0.92 in (2010) |
| December 13 | 62.1°F (1952) | 24.1°F (1945) | 1.60 in (1979) |
| December 14 | 57.9°F (1962) | 21.2°F (2008) | 1.66 in (1979) |
| December 15 | 61.0°F (2025) | 8.1°F (1964) | 0.78 in (1963) |
| December 16 | 57.0°F (1974) | 3.0°F (1964) | 0.30 in (2002) |
| December 17 | 55.9°F (1994) | 7.0°F (1964) | 0.64 in (1971) |
| December 18 | 55.9°F (1979) | 19.0°F (1984) | 0.51 in (1949) |
| December 19 | 59.0°F (2014) | 9.1°F (2008) | 0.54 in (2017) |
| December 20 | 59.0°F (2018) | 8.2°F (2008) | 0.82 in (1956) |
| December 21 | 57.0°F (1950) | 9.0°F (1990) | 0.76 in (2015) |
| December 22 | 55.0°F (1954) | 10.0°F (1983) | 0.51 in (1964) |
| December 23 | 57.0°F (1950) | 9.0°F (1983) | 0.76 in (2016) |
| December 24 | 62.1°F (1963) | 12.9°F (1983) | 1.68 in (1967) |
| December 25 | 59.0°F (1980) | 23.0°F (1948) | 1.18 in (1972) |
| December 26 | 61.0°F (1980) | 12.9°F (1971) | 0.56 in (1994) |
| December 27 | 57.9°F (1991) | 12.9°F (1971) | 1.81 in (1949) |
| December 28 | 57.0°F (1980) | 7.0°F (1968) | 0.65 in (2018) |
| December 29 | 55.0°F (2019) | 3.0°F (1968) | 0.85 in (1998) |
| December 30 | 57.0°F (1963) | 5.0°F (1968) | 0.47 in (1980) |
| December 31 | 57.9°F (1963) | 10.0°F (1951) | 0.70 in (1964) |