January weather in Clayton, IL
The average temperature in Clayton in January is 25.0°F (16.2°F–33.8°F). Average precipitation: inches.
January is a winter month in Clayton, and is cooler than the annual average of 52°F. Daily temperatures swing about 17.6°F between overnight low and afternoon high. Daylight averages about 9h 27m. For travel, January is cold.
Avg High
33.8°F
Avg Low
16.2°F
Precipitation
in
Daylight
9h 27m
January records in Clayton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 61.0°F (2005) | -15.0°F (1974) | 2.50 in (1965) |
| January 2 | 61.0°F (2005) | -15.0°F (1979) | 1.12 in (1951) |
| January 3 | 68.0°F (2004) | -11.9°F (1979) | 0.88 in (1971) |
| January 4 | 64.0°F (1998) | -15.0°F (1947) | 1.10 in (1922) |
| January 5 | 64.0°F (1997) | -23.1°F (1999) | 1.15 in (1929) |
| January 6 | 53.1°F (2008) | -16.1°F (1999) | 0.57 in (1915) |
| January 7 | 68.0°F (1965) | -17.0°F (1968) | 1.20 in (1937) |
| January 8 | 68.0°F (2008) | -13.0°F (1979) | 1.40 in (2008) |
| January 9 | 59.0°F (2006) | -9.9°F (1945) | 0.90 in (1946) |
| January 10 | 59.0°F (1975) | -9.0°F (1999) | 0.76 in (1949) |
| January 11 | 55.0°F (1980) | -17.0°F (1977) | 0.99 in (1949) |
| January 12 | 55.0°F (1972) | -23.1°F (1974) | 1.01 in (1916) |
| January 13 | 61.0°F (2005) | -5.1°F (1997) | 1.23 in (2005) |
| January 14 | 55.0°F (1980) | -6.0°F (1979) | 1.45 in (1995) |
| January 15 | 51.1°F (1996) | -22.0°F (1979) | 0.77 in (1969) |
| January 16 | 60.1°F (1973) | -20.9°F (1977) | 0.41 in (1969) |
| January 17 | 66.9°F (1990) | -20.9°F (1977) | 0.87 in (1941) |
| January 18 | 63.0°F (1996) | -15.0°F (1994) | 1.35 in (1933) |
| January 19 | 53.1°F (1964) | -15.0°F (1994) | 0.65 in (1987) |
| January 20 | 62.1°F (2006) | -20.9°F (1985) | 1.00 in (1959) |
| January 21 | 61.0°F (1964) | -20.0°F (1985) | 1.75 in (1959) |
| January 22 | 70.0°F (1967) | -9.9°F (1977) | 1.40 in (1999) |
| January 23 | 68.0°F (1967) | -15.0°F (1963) | 1.12 in (1969) |
| January 24 | 69.1°F (1967) | -11.0°F (1963) | 2.31 in (1938) |
| January 25 | 63.0°F (1981) | -9.9°F (1948) | 0.31 in (1921) |
| January 26 | 57.0°F (2005) | -7.1°F (1987) | 0.90 in (1967) |
| January 27 | 64.9°F (1968) | -9.0°F (1963) | 0.95 in (1916) |
| January 28 | 62.1°F (1970) | -15.0°F (1972) | 0.46 in (1949) |
| January 29 | 55.0°F (1968) | -14.1°F (1966) | 1.72 in (2001) |
| January 30 | 61.0°F (2008) | -13.0°F (1965) | 1.20 in (2002) |
| January 31 | 61.0°F (1988) | -17.0°F (1965) | 1.73 in (2002) |