January weather in Windsor, IL
The average temperature in Windsor in January is 26.9°F (19.2°F–34.6°F). Average precipitation: 2.64 inches. Average snowfall is 5.2 inches.
January is a winter month in Windsor, and is cooler than the annual average of 52.6°F. Daily temperatures swing about 15.4°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 9h 31m. For travel, January is cold.
Avg High
34.6°F
Avg Low
19.2°F
Precipitation
2.64 in
Snow
5.2 in
January records in Windsor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 64.0°F (1905) | -13.0°F (1968) | 1.71 in (1948) |
| January 2 | 64.0°F (1997) | -11.0°F (2018) | 1.38 in (1999) |
| January 3 | 64.0°F (1950) | -11.0°F (1904) | 3.10 in (1950) |
| January 4 | 64.9°F (1997) | -8.0°F (1920) | 2.56 in (1950) |
| January 5 | 60.1°F (1955) | -16.1°F (1924) | 1.00 in (1917) |
| January 6 | 62.1°F (1907) | -13.0°F (2014) | 1.43 in (1962) |
| January 7 | 66.0°F (2008) | -25.1°F (1912) | 1.42 in (1937) |
| January 8 | 63.0°F (1939) | -11.9°F (2014) | 1.30 in (2008) |
| January 9 | 64.9°F (2026) | -4.0°F (1999) | 0.82 in (2024) |
| January 10 | 61.0°F (1975) | -18.9°F (1982) | 1.68 in (1975) |
| January 11 | 63.0°F (1911) | -14.1°F (1977) | 2.96 in (2020) |
| January 12 | 64.9°F (1995) | -20.9°F (1918) | 2.72 in (1916) |
| January 13 | 64.9°F (1995) | -25.1°F (1912) | 1.50 in (1927) |
| January 14 | 64.0°F (1928) | -9.9°F (1957) | 1.26 in (1937) |
| January 15 | 63.0°F (1949) | -20.0°F (1927) | 2.45 in (1965) |
| January 16 | 66.0°F (1990) | -18.0°F (1977) | 0.78 in (1969) |
| January 17 | 69.1°F (1952) | -18.9°F (1977) | 0.78 in (2004) |
| January 18 | 62.1°F (1951) | -18.9°F (1994) | 2.36 in (1949) |
| January 19 | 64.9°F (1907) | -18.9°F (1994) | 1.10 in (1924) |
| January 20 | 70.0°F (1906) | -22.0°F (1985) | 1.97 in (1913) |
| January 21 | 64.9°F (1906) | -17.0°F (1924) | 1.27 in (1904) |
| January 22 | 64.0°F (2017) | -15.0°F (1924) | 1.05 in (1999) |
| January 23 | 73.9°F (1909) | -17.0°F (1918) | 1.24 in (2019) |
| January 24 | 68.0°F (1950) | -26.0°F (1915) | 0.88 in (1938) |
| January 25 | 70.0°F (1950) | -8.0°F (1940) | 0.85 in (1989) |
| January 26 | 70.0°F (1950) | -11.9°F (1915) | 1.52 in (1952) |
| January 27 | 66.9°F (1999) | -22.0°F (1904) | 1.89 in (1960) |
| January 28 | 66.9°F (1914) | -15.0°F (1915) | 1.35 in (1969) |
| January 29 | 64.9°F (2002) | -11.9°F (1915) | 1.10 in (1969) |
| January 30 | 64.9°F (2002) | -13.0°F (1936) | 2.35 in (1916) |
| January 31 | 66.9°F (1989) | -11.9°F (1936) | 1.36 in (2002) |