December weather in Keokuk, IA
The average temperature in Keokuk in December is 30.3°F (22.5°F–38.2°F). Average precipitation: 1.95 inches.
December is a winter month in Keokuk, and is cooler than the annual average of 52.1°F. Daily temperatures swing about 15.7°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 9h 8m. For travel, December is cold.
Avg High
38.2°F
Avg Low
22.5°F
Precipitation
1.95 in
Daylight
9h 8m
December records in Keokuk
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 66.0°F (1982) | 6.1°F (1976) | 1.20 in (1985) |
| December 2 | 66.9°F (1951) | 3.0°F (1985) | 1.24 in (1921) |
| December 3 | 70.0°F (1970) | 0.0°F (1940) | 1.58 in (1982) |
| December 4 | 73.0°F (2012) | 1.0°F (1991) | 0.68 in (1973) |
| December 5 | 66.9°F (2001) | 1.0°F (1991) | 1.38 in (1909) |
| December 6 | 69.1°F (1980) | 0.0°F (1977) | 0.64 in (2004) |
| December 7 | 61.0°F (1980) | -6.0°F (1976) | 1.67 in (1994) |
| December 8 | 64.9°F (1966) | -0.9°F (1958) | 1.50 in (1980) |
| December 9 | 69.1°F (1991) | -5.1°F (1958) | 0.63 in (1931) |
| December 10 | 63.0°F (1979) | -2.9°F (1977) | 3.54 in (2003) |
| December 11 | 62.1°F (2020) | -0.9°F (1972) | 1.16 in (1970) |
| December 12 | 61.0°F (1968) | -7.1°F (1962) | 1.15 in (2020) |
| December 13 | 66.9°F (1991) | -5.1°F (1989) | 0.86 in (1923) |
| December 14 | 68.0°F (1975) | -5.1°F (1989) | 1.71 in (2015) |
| December 15 | 63.0°F (2021) | -13.0°F (1989) | 1.62 in (2024) |
| December 16 | 73.0°F (2021) | -14.1°F (1989) | 1.54 in (1992) |
| December 17 | 61.0°F (2006) | -8.0°F (1989) | 0.83 in (1928) |
| December 18 | 68.0°F (1939) | -11.0°F (1985) | 1.44 in (1895) |
| December 19 | 60.1°F (2002) | -16.1°F (1983) | 1.00 in (2008) |
| December 20 | 66.0°F (1941) | -15.0°F (1989) | 1.37 in (1987) |
| December 21 | 60.1°F (1941) | -15.0°F (1989) | 0.84 in (2006) |
| December 22 | 64.9°F (1933) | -16.1°F (1989) | 0.75 in (1941) |
| December 23 | 66.9°F (1933) | -18.9°F (1989) | 1.41 in (1932) |
| December 24 | 64.0°F (1955) | -20.0°F (1989) | 0.94 in (1965) |
| December 25 | 66.9°F (2021) | -14.1°F (1983) | 1.22 in (1982) |
| December 26 | 63.0°F (2019) | -7.1°F (1935) | 0.89 in (1936) |
| December 27 | 62.1°F (1982) | -5.1°F (1950) | 1.08 in (1904) |
| December 28 | 69.1°F (1984) | -7.1°F (1961) | 0.84 in (1927) |
| December 29 | 68.0°F (1984) | -6.0°F (1983) | 1.10 in (1990) |
| December 30 | 66.0°F (2022) | -7.1°F (1983) | 1.27 in (1971) |
| December 31 | 66.0°F (1951) | -11.0°F (1998) | 0.78 in (1906) |