Houghton Iowa Climate Data

Monthly Average Climate Data for Houghton Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January15.9 °F32.6 °F1.51 in.
February19.5 °F37.2 °F1.81 in.
March29.9 °F49.9 °F2.46 in.
April40.9 °F63.0 °F3.75 in.
May52.6 °F73.2 °F5.2 in.
June62.3 °F82.5 °F4.94 in.
July66.0 °F86.1 °F4.16 in.
August63.8 °F84.6 °F3.67 in.
September55.2 °F78.0 °F3.69 in.
October43.6 °F65.2 °F2.99 in.
November32.0 °F50.2 °F2.36 in.
December21.8 °F37.7 °F1.83 in.
Annual42 °F61.7 °F38.37 in.

Climate Data for Houghton Iowa

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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