Mason City March Weather

Averages and records for weather in Mason City, Iowa in the month of March.
Typical Mason City March Weather
1991–2020
Average daily high 42.3 °F
Average daily low 23.8 °F
Average monthly precipitation 2.3 inches
Average monthly snow 7.0 inches
Daily chance of precipitation 30.4%
Daily chance of snow 12.3%
Mason City March Weather Records
1893–2024
Highest temperature 84 °F March 29, 1986
Lowest temperature -28 °F March 1, 1962
Highest daily low 59 °F March 18, 2012
Lowest daily high -3 °F March 2, 2014
Hottest average high temperature 60.0 °F 2012
Coldest average high temperature 26.5 °F 1965
Most daily precipitation 2.1 inches March 30, 2006
Most monthly precipitation 4.8 inches 1990
Most daily snow 15.0 inches March 19, 1933
Most monthly snow 24.0 inches 1933
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
March 1 34.3 16.7 63 -28
March 2 35.0 17.2 66 -18
March 3 35.5 17.8 76 -15
March 4 35.9 18.2 65 -13
March 5 36.3 18.7 71 -15
March 6 36.8 19.1 71 -12
March 7 37.1 19.4 79 -11
March 8 37.6 19.8 72 -9
March 9 38.1 20.2 66 -17
March 10 38.6 20.6 67 -12
March 11 39.0 21.1 76 -25
March 12 39.7 21.6 72 -10
March 13 40.4 22.1 70 -7
March 14 40.9 22.7 78 -11
March 15 41.6 23.3 74 -6
March 16 42.3 23.8 81 -12
March 17 43.0 24.4 81 -8
March 18 43.7 24.9 81 -6
March 19 44.3 25.4 79 -16
March 20 44.9 25.8 73 -13
March 21 45.3 26.1 81 -8
March 22 46.0 26.4 75 -4
March 23 46.6 26.9 82 -5
March 24 47.2 27.3 77 -6
March 25 47.7 27.7 80 1
March 26 48.1 28.1 82 0
March 27 48.7 28.4 76 0
March 28 49.1 28.8 79 2
March 29 49.4 29.1 84 1
March 30 49.9 29.5 78 0
March 31 50.4 29.8 83 2
Weather Station Details
Years Station Coordinates
1948–2024 Mason City Municipal Airport location
1893–1947 Mason City location