January weather in Duncan, OK
The average temperature in Duncan in January is 40.2°F (28.4°F–51.9°F). Average precipitation: 1.52 inches. Average snowfall is 1.1 inches.
January is a winter month in Duncan, and is cooler than the annual average of 61.9°F. Daily temperatures swing about 23.5°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 56m. For travel, January is cool.
Avg High
51.9°F
Avg Low
28.4°F
Precipitation
1.52 in
Snow
1.1 in
January records in Duncan
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 79.0°F (1952) | 9.0°F (1991) | 0.89 in (2021) |
| January 2 | 75.9°F (2006) | 5.0°F (1979) | 1.25 in (1985) |
| January 3 | 77.0°F (1997) | -8.0°F (1947) | 1.32 in (1973) |
| January 4 | 81.0°F (1997) | -4.0°F (1947) | 1.50 in (1998) |
| January 5 | 72.0°F (1951) | 0.0°F (1942) | 1.60 in (1946) |
| January 6 | 75.0°F (2008) | 6.1°F (1942) | 0.92 in (1941) |
| January 7 | 75.0°F (2008) | 3.9°F (1968) | 1.57 in (1988) |
| January 8 | 78.1°F (2006) | -4.0°F (1988) | 1.31 in (1946) |
| January 9 | 78.1°F (2006) | -4.0°F (1988) | 0.80 in (1946) |
| January 10 | 73.0°F (1953) | -2.0°F (1977) | 0.93 in (1991) |
| January 11 | 75.0°F (1990) | 0.0°F (1962) | 0.40 in (2001) |
| January 12 | 73.9°F (1995) | 1.9°F (1963) | 0.97 in (2019) |
| January 13 | 75.9°F (1947) | 3.0°F (1963) | 0.86 in (2007) |
| January 14 | 75.9°F (1953) | 7.0°F (1984) | 0.37 in (1989) |
| January 15 | 75.0°F (1952) | 5.0°F (1979) | 0.52 in (1946) |
| January 16 | 75.0°F (1938) | 10.0°F (1982) | 1.62 in (2017) |
| January 17 | 73.0°F (1951) | 7.0°F (1978) | 0.82 in (2020) |
| January 18 | 73.9°F (1951) | 7.0°F (1940) | 2.09 in (2020) |
| January 19 | 80.1°F (1952) | -0.9°F (1943) | 1.56 in (1968) |
| January 20 | 75.9°F (1982) | 0.0°F (1943) | 0.97 in (1993) |
| January 21 | 81.0°F (1986) | 5.0°F (1985) | 1.02 in (1980) |
| January 22 | 82.9°F (1943) | 8.1°F (1959) | 0.50 in (1937) |
| January 23 | 81.0°F (1943) | 1.0°F (1966) | 1.74 in (1949) |
| January 24 | 75.9°F (1943) | 5.0°F (1963) | 0.35 in (2002) |
| January 25 | 84.0°F (1950) | 8.1°F (1940) | 1.25 in (2012) |
| January 26 | 79.0°F (1952) | 6.1°F (1940) | 0.94 in (2021) |
| January 27 | 75.0°F (1969) | 6.1°F (1963) | 1.86 in (2024) |
| January 28 | 75.0°F (1982) | 7.0°F (1948) | 0.98 in (1989) |
| January 29 | 75.0°F (2002) | 5.0°F (1966) | 0.64 in (2001) |
| January 30 | 75.9°F (1962) | 1.0°F (1966) | 2.01 in (1982) |
| January 31 | 73.9°F (2011) | 3.0°F (1979) | 1.80 in (1941) |