Lamont Iowa Climate Data

Monthly Average Climate Data for Lamont Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January8.1 °F25.6 °F1.16 in.
February12.0 °F30.0 °F1.23 in.
March24.0 °F43.2 °F2.06 in.
April35.3 °F57.7 °F3.9 in.
May47.3 °F69.6 °F4.82 in.
June58.2 °F79.3 °F5.84 in.
July61.2 °F82.1 °F4.98 in.
August58.6 °F80.1 °F4.03 in.
September50.1 °F74.1 °F3.69 in.
October37.8 °F61.0 °F2.96 in.
November25.8 °F44.7 °F2.12 in.
December15.0 °F31.5 °F1.6 in.
Annual36.1 °F56.6 °F38.39 in.

Climate Data for Lamont Iowa

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year