January weather in Mount Ayr, IA
The average temperature in Mount Ayr in January is 21.8°F (11.7°F–31.9°F). Average precipitation: 0.73 inches. Average snowfall is 5.8 inches.
January is a winter month in Mount Ayr, and is cooler than the annual average of 49.6°F. Daily temperatures swing about 20.2°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 23m. For travel, January is cold.
Avg High
31.9°F
Avg Low
11.7°F
Precipitation
0.73 in
Snow
5.8 in
January records in Mount Ayr
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 60.1°F (2012) | -20.9°F (2018) | 0.80 in (1942) |
| January 2 | 66.0°F (1939) | -20.0°F (2018) | 0.87 in (1936) |
| January 3 | 60.1°F (2004) | -20.0°F (1919) | 0.95 in (1949) |
| January 4 | 64.0°F (1939) | -20.0°F (1947) | 0.85 in (1973) |
| January 5 | 62.1°F (1956) | -26.0°F (1924) | 1.48 in (1946) |
| January 6 | 63.0°F (2012) | -18.0°F (1912) | 0.60 in (2005) |
| January 7 | 54.0°F (2012) | -23.1°F (1912) | 0.74 in (1937) |
| January 8 | 64.9°F (2026) | -16.1°F (2015) | 0.61 in (1937) |
| January 9 | 64.9°F (2003) | -16.1°F (1999) | 0.77 in (1929) |
| January 10 | 59.0°F (1911) | -23.1°F (1982) | 0.50 in (1924) |
| January 11 | 55.0°F (1986) | -20.9°F (1918) | 0.67 in (1975) |
| January 12 | 59.0°F (1960) | -29.9°F (1912) | 1.01 in (1898) |
| January 13 | 60.1°F (1987) | -23.1°F (1916) | 0.60 in (1911) |
| January 14 | 63.0°F (1952) | -23.1°F (1957) | 0.37 in (1940) |
| January 15 | 55.0°F (1933) | -20.0°F (2024) | 0.73 in (2022) |
| January 16 | 60.1°F (1951) | -20.0°F (1977) | 0.77 in (1980) |
| January 17 | 61.0°F (1990) | -18.0°F (1930) | 0.50 in (1930) |
| January 18 | 64.0°F (1951) | -23.1°F (1930) | 0.50 in (1955) |
| January 19 | 57.9°F (2013) | -20.9°F (1943) | 0.92 in (2023) |
| January 20 | 61.0°F (1933) | -18.9°F (1962) | 1.80 in (1904) |
| January 21 | 57.9°F (1964) | -17.0°F (1963) | 0.78 in (1973) |
| January 22 | 63.0°F (1909) | -25.1°F (1930) | 0.75 in (2018) |
| January 23 | 60.1°F (1909) | -20.9°F (1963) | 0.50 in (2011) |
| January 24 | 64.9°F (1981) | -18.0°F (2008) | 0.56 in (1967) |
| January 25 | 59.0°F (1944) | -17.0°F (1904) | 0.80 in (1898) |
| January 26 | 60.1°F (2005) | -18.0°F (1904) | 0.65 in (1962) |
| January 27 | 64.0°F (2002) | -23.1°F (1902) | 0.50 in (1944) |
| January 28 | 62.1°F (2002) | -20.0°F (1915) | 0.40 in (1918) |
| January 29 | 64.0°F (2013) | -20.9°F (1966) | 1.30 in (1909) |
| January 30 | 59.0°F (1988) | -23.1°F (1965) | 0.36 in (1937) |
| January 31 | 66.9°F (1989) | -24.0°F (1965) | 0.97 in (2025) |