December weather in Newtown, OH
The average temperature in Newtown in December is 36.3°F (28.0°F–44.6°F). Average precipitation: 3.32 inches.
December is a winter month in Newtown, and is cooler than the annual average of 54.8°F. Daily temperatures swing about 16.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 16m. For travel, December is cold.
Avg High
44.6°F
Avg Low
28.0°F
Precipitation
3.32 in
Daylight
9h 16m
December records in Newtown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 69.1°F (1970) | 3.9°F (1958) | 1.77 in (2018) |
| December 2 | 73.9°F (1982) | 12.0°F (1976) | 2.41 in (1991) |
| December 3 | 75.0°F (1982) | 8.1°F (1966) | 1.65 in (1950) |
| December 4 | 72.0°F (1998) | 10.9°F (1966) | 0.92 in (1993) |
| December 5 | 71.1°F (2001) | 12.9°F (1991) | 1.86 in (2011) |
| December 6 | 73.9°F (1998) | 1.9°F (1977) | 1.18 in (2022) |
| December 7 | 71.1°F (1998) | 3.0°F (1977) | 1.05 in (1950) |
| December 8 | 69.1°F (1966) | 10.0°F (2010) | 1.80 in (1978) |
| December 9 | 64.0°F (1991) | 5.0°F (1977) | 1.10 in (1966) |
| December 10 | 70.0°F (1971) | 3.0°F (1958) | 0.83 in (1949) |
| December 11 | 70.0°F (2007) | 5.0°F (1977) | 1.78 in (1964) |
| December 12 | 71.1°F (2015) | 1.0°F (1962) | 1.27 in (1959) |
| December 13 | 64.9°F (1975) | -0.9°F (1962) | 0.75 in (1991) |
| December 14 | 68.0°F (1975) | 3.0°F (2025) | 0.63 in (2022) |
| December 15 | 66.9°F (1971) | -2.9°F (2025) | 1.45 in (1982) |
| December 16 | 68.0°F (1984) | -4.0°F (1989) | 1.83 in (2000) |
| December 17 | 70.0°F (1984) | -8.0°F (1989) | 1.64 in (2016) |
| December 18 | 64.9°F (1967) | -2.0°F (1989) | 2.17 in (1990) |
| December 19 | 68.0°F (2008) | -0.9°F (1963) | 1.71 in (2002) |
| December 20 | 68.0°F (1949) | -4.0°F (1981) | 0.97 in (1973) |
| December 21 | 70.0°F (1967) | -9.9°F (1989) | 2.18 in (1998) |
| December 22 | 64.0°F (1949) | -14.1°F (1989) | 1.32 in (2004) |
| December 23 | 66.0°F (2015) | -5.8°F (2022) | 1.21 in (2017) |
| December 24 | 69.1°F (1964) | -9.9°F (1989) | 1.38 in (2008) |
| December 25 | 70.0°F (2021) | -8.0°F (1983) | 0.66 in (1987) |
| December 26 | 72.0°F (2016) | 1.9°F (1983) | 0.81 in (1964) |
| December 27 | 72.0°F (2021) | 1.9°F (1950) | 1.72 in (2015) |
| December 28 | 72.0°F (2025) | 3.9°F (1950) | 1.08 in (1988) |
| December 29 | 68.0°F (1984) | 3.0°F (1961) | 1.32 in (2024) |
| December 30 | 66.9°F (1964) | 0.0°F (1983) | 1.25 in (1990) |
| December 31 | 70.0°F (1951) | 3.0°F (1976) | 1.31 in (2018) |