December weather in Dewey, OK
The average temperature in Dewey in December is 37.3°F (25.3°F–49.2°F). Average precipitation: 2.12 inches. Average snowfall is 3.0 inches.
December is a winter month in Dewey, and is cooler than the annual average of 58.2°F. Daily temperatures swing about 23.9°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 9h 29m. For travel, December is cool.
Avg High
49.2°F
Avg Low
25.3°F
Precipitation
2.12 in
Snow
3.0 in
December records in Dewey
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 77.0°F (1950) | 6.1°F (2006) | 1.17 in (2006) |
| December 2 | 79.0°F (2021) | 3.9°F (2006) | 0.89 in (1982) |
| December 3 | 75.0°F (1998) | 10.9°F (2006) | 1.13 in (1953) |
| December 4 | 78.1°F (2017) | -2.0°F (2006) | 1.15 in (1973) |
| December 5 | 78.1°F (1998) | 5.0°F (2006) | 1.27 in (1960) |
| December 6 | 77.0°F (1939) | 1.0°F (1950) | 0.80 in (1969) |
| December 7 | 80.1°F (1966) | 1.9°F (1950) | 0.85 in (2004) |
| December 8 | 75.9°F (1966) | 1.9°F (2005) | 1.30 in (1980) |
| December 9 | 75.0°F (2020) | -5.1°F (2005) | 1.05 in (1992) |
| December 10 | 75.0°F (1996) | -5.1°F (2005) | 1.12 in (2003) |
| December 11 | 75.0°F (1929) | 9.1°F (2012) | 1.31 in (1960) |
| December 12 | 72.0°F (1929) | 1.0°F (1962) | 1.08 in (1991) |
| December 13 | 75.9°F (1929) | 3.9°F (1961) | 1.57 in (2015) |
| December 14 | 80.1°F (1948) | 1.0°F (1985) | 1.62 in (1984) |
| December 15 | 78.1°F (2021) | -8.0°F (1989) | 2.67 in (1971) |
| December 16 | 75.0°F (1977) | -2.9°F (1989) | 1.24 in (1928) |
| December 17 | 75.0°F (1939) | 0.0°F (1932) | 0.75 in (1945) |
| December 18 | 71.1°F (1939) | -0.8°F (2016) | 2.00 in (1959) |
| December 19 | 73.0°F (1978) | -2.9°F (1924) | 2.12 in (1933) |
| December 20 | 73.0°F (1966) | -2.9°F (1924) | 3.47 in (1991) |
| December 21 | 71.1°F (1949) | -2.0°F (1951) | 0.55 in (1997) |
| December 22 | 72.0°F (1933) | -11.9°F (1989) | 2.40 in (1932) |
| December 23 | 75.0°F (2025) | -13.0°F (1989) | 1.43 in (1932) |
| December 24 | 82.0°F (2021) | -5.1°F (1966) | 1.94 in (1965) |
| December 25 | 80.1°F (2025) | -4.0°F (1983) | 0.80 in (1957) |
| December 26 | 77.0°F (2025) | 3.9°F (1962) | 1.94 in (2015) |
| December 27 | 84.0°F (2025) | -2.9°F (1924) | 1.45 in (2015) |
| December 28 | 75.9°F (1928) | 6.1°F (1950) | 1.22 in (1927) |
| December 29 | 75.9°F (1928) | -5.1°F (1983) | 0.96 in (1954) |
| December 30 | 75.0°F (1951) | -9.0°F (1983) | 1.20 in (2006) |
| December 31 | 78.1°F (1951) | -2.9°F (1976) | 0.67 in (2018) |