Iowa City January Weather

Averages and records for weather in Iowa City, Iowa in the month of January.
Typical Iowa City January Weather
1991–2020
Average daily high 30.5 °F
Average daily low 14.2 °F
Average monthly precipitation 1.0 inches
Daily chance of precipitation 21.9%
Iowa City January Weather Records
1893–2024
Highest temperature 68 °F January 31, 1989
Lowest temperature -31 °F January 22, 1930
Highest daily low 47 °F January 27, 1944
Lowest daily high -13 °F January 6, 1912
Hottest average high temperature 44.0 °F 1933
Coldest average high temperature 13.1 °F 1912
Most daily precipitation 2.1 inches January 12, 1960
Most monthly precipitation 4.6 inches 1898
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
January 1 32.3 16.2 64 -20
January 2 32.1 16.0 56 -20
January 3 31.9 15.9 54 -17
January 4 31.7 15.5 57 -25
January 5 31.6 15.2 61 -23
January 6 31.3 15.0 57 -26
January 7 31.2 14.9 56 -25
January 8 31.2 14.9 65 -24
January 9 31.1 14.9 61 -20
January 10 31.0 14.8 57 -22
January 11 30.9 14.6 56 -14
January 12 30.7 14.4 57 -28
January 13 30.6 14.3 59 -27
January 14 30.5 14.2 58 -23
January 15 30.5 14.2 55 -22
January 16 30.4 14.1 56 -25
January 17 30.4 14.1 55 -20
January 18 30.4 14.1 61 -24
January 19 30.4 14.1 56 -20
January 20 30.5 14.2 55 -23
January 21 30.6 14.2 60 -21
January 22 30.6 14.2 58 -31
January 23 30.7 14.3 54 -22
January 24 30.7 14.3 64 -17
January 25 30.7 14.4 61 -30
January 26 30.6 14.3 61 -16
January 27 30.6 14.2 63 -22
January 28 30.7 14.2 54 -24
January 29 30.8 14.2 59 -22
January 30 31.1 14.4 60 -26
January 31 31.3 14.5 68 -28
Weather Station Details
Years Station Coordinates
1999–2024 Iowa City Municipal Airport location
1893–1998 Iowa City location