New London Iowa Climate Data

Monthly Average Climate Data for New London Iowa

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.2 °C-0.1 °C39.37 mm
February-7.2 °C2.6 °C46.74 mm
March-1.6 °C9.6 °C61.98 mm
April4.6 °C16.9 °C95 mm
May11.2 °C22.7 °C129.79 mm
June16.6 °C27.8 °C122.43 mm
July18.5 °C29.6 °C103.63 mm
August17.3 °C28.8 °C97.79 mm
September12.4 °C25.4 °C95.5 mm
October6.1 °C18.2 °C72.64 mm
November-0.4 °C9.7 °C56.9 mm
December-5.9 °C2.8 °C46.74 mm
Annual5.2 °C16.2 °C968.51 mm

Climate Data for New London 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 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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