December weather in Sedan, KS
The average temperature in Sedan in December is 36.6°F (25.1°F–48.1°F). Average precipitation: 1.86 inches. Average snowfall is 2.6 inches.
December is a winter month in Sedan, and is cooler than the annual average of 57.4°F. Daily temperatures swing about 23°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 9h 27m. For travel, December is cool.
Avg High
48.1°F
Avg Low
25.1°F
Precipitation
1.86 in
Snow
2.6 in
December records in Sedan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 75.9°F (1950) | 8.1°F (2006) | 1.36 in (1894) |
| December 2 | 75.0°F (1951) | 5.0°F (1985) | 1.80 in (1913) |
| December 3 | 79.0°F (2021) | 3.9°F (2006) | 0.92 in (2020) |
| December 4 | 75.0°F (1965) | 10.9°F (1929) | 1.89 in (1999) |
| December 5 | 75.0°F (2017) | 10.0°F (1972) | 1.07 in (1936) |
| December 6 | 77.0°F (1939) | -0.9°F (1950) | 0.77 in (1969) |
| December 7 | 80.1°F (1966) | 0.0°F (1909) | 0.94 in (1986) |
| December 8 | 72.0°F (1940) | -7.1°F (1917) | 2.10 in (1980) |
| December 9 | 73.9°F (1918) | -5.1°F (1917) | 2.26 in (1911) |
| December 10 | 75.0°F (1939) | -5.1°F (1917) | 0.94 in (2022) |
| December 11 | 77.0°F (1939) | 1.9°F (1917) | 1.23 in (1960) |
| December 12 | 72.0°F (2015) | -4.0°F (1932) | 0.87 in (1923) |
| December 13 | 78.1°F (1921) | 0.0°F (1917) | 0.93 in (1928) |
| December 14 | 75.0°F (1933) | -6.0°F (1901) | 1.30 in (1902) |
| December 15 | 70.0°F (1929) | -9.9°F (1989) | 1.98 in (1971) |
| December 16 | 75.9°F (2021) | -9.9°F (1989) | 1.08 in (1928) |
| December 17 | 77.0°F (1939) | -2.0°F (1989) | 0.77 in (1895) |
| December 18 | 77.0°F (1939) | -5.1°F (2016) | 2.20 in (1933) |
| December 19 | 73.0°F (1978) | -6.0°F (2016) | 2.47 in (1895) |
| December 20 | 73.0°F (1966) | -4.0°F (2016) | 2.19 in (1991) |
| December 21 | 69.1°F (1957) | -0.9°F (1951) | 1.09 in (1949) |
| December 22 | 72.0°F (1933) | -14.1°F (1989) | 0.82 in (1920) |
| December 23 | 72.0°F (1933) | -15.0°F (1989) | 1.40 in (1932) |
| December 24 | 77.0°F (1955) | -14.1°F (1966) | 2.10 in (1965) |
| December 25 | 81.0°F (2021) | -7.1°F (1983) | 0.99 in (1904) |
| December 26 | 81.0°F (2025) | -6.0°F (1962) | 1.00 in (2018) |
| December 27 | 81.0°F (2025) | -4.0°F (1962) | 1.20 in (1988) |
| December 28 | 82.0°F (2025) | -7.1°F (1894) | 1.21 in (1982) |
| December 29 | 71.1°F (1984) | -4.0°F (1983) | 0.68 in (2019) |
| December 30 | 71.1°F (1903) | -9.9°F (1983) | 0.74 in (1972) |
| December 31 | 73.9°F (1951) | -5.1°F (1976) | 0.81 in (1974) |