December weather in Newark, DE
The average temperature in Newark in December is 38.4°F (29.8°F–47.0°F). Average precipitation: 4.04 inches.
December is a winter month in Newark, and is cooler than the annual average of 55.7°F. Daily temperatures swing about 17.2°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 12m. For travel, December is cool.
Avg High
47.0°F
Avg Low
29.8°F
Precipitation
4.04 in
Daylight
9h 12m
December records in Newark
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 75.0°F (2006) | 12.0°F (1976) | 1.12 in (1977) |
| December 2 | 68.0°F (1970) | 9.0°F (1967) | 1.40 in (1974) |
| December 3 | 69.1°F (1998) | 9.0°F (1976) | 1.80 in (1986) |
| December 4 | 73.9°F (1998) | 8.1°F (1989) | 1.90 in (1900) |
| December 5 | 72.0°F (1982) | 14.0°F (1901) | 2.39 in (1993) |
| December 6 | 73.0°F (1998) | 10.0°F (1902) | 1.42 in (1962) |
| December 7 | 72.0°F (1998) | 9.0°F (2002) | 1.40 in (1959) |
| December 8 | 70.0°F (1980) | 12.9°F (1970) | 1.40 in (1974) |
| December 9 | 70.0°F (1966) | 14.0°F (1960) | 1.52 in (1978) |
| December 10 | 70.0°F (1966) | 8.1°F (1977) | 1.83 in (2023) |
| December 11 | 66.0°F (2021) | 3.0°F (1904) | 2.69 in (1992) |
| December 12 | 64.9°F (1979) | 6.1°F (1904) | 3.00 in (1983) |
| December 13 | 64.9°F (1984) | 6.1°F (1988) | 1.72 in (1983) |
| December 14 | 68.0°F (1984) | 8.1°F (1904) | 2.18 in (1907) |
| December 15 | 64.9°F (1901) | -0.9°F (1904) | 1.84 in (2022) |
| December 16 | 68.0°F (1971) | 0.0°F (1989) | 2.01 in (1974) |
| December 17 | 64.9°F (2000) | 1.0°F (1951) | 3.42 in (2000) |
| December 18 | 72.0°F (2006) | 3.9°F (1945) | 2.13 in (1977) |
| December 19 | 64.9°F (1990) | 7.0°F (1904) | 0.84 in (1948) |
| December 20 | 60.1°F (1988) | 6.1°F (1942) | 1.66 in (1903) |
| December 21 | 63.0°F (1895) | -2.0°F (1942) | 2.20 in (1973) |
| December 22 | 64.0°F (1998) | 1.0°F (1904) | 1.52 in (1902) |
| December 23 | 66.0°F (1990) | 1.0°F (1960) | 1.56 in (1907) |
| December 24 | 64.0°F (1990) | 0.0°F (1983) | 1.73 in (2020) |
| December 25 | 69.1°F (1964) | -6.0°F (1983) | 1.70 in (1986) |
| December 26 | 69.1°F (1964) | 1.0°F (1983) | 1.53 in (1957) |
| December 27 | 64.9°F (1964) | 3.9°F (1948) | 2.06 in (2023) |
| December 28 | 66.0°F (1988) | 3.9°F (1950) | 1.42 in (1940) |
| December 29 | 73.9°F (1984) | 3.0°F (1983) | 2.00 in (1901) |
| December 30 | 70.0°F (1984) | 8.1°F (1899) | 1.50 in (1948) |
| December 31 | 66.0°F (1990) | -2.0°F (1962) | 1.50 in (1906) |