Stockton Iowa Climate Data

Monthly Average Climate Data for Stockton Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.8 °F30.1 °F1.41 in.
February17.3 °F34.5 °F1.68 in.
March28.2 °F47.4 °F2.44 in.
April39.3 °F60.8 °F3.72 in.
May51.2 °F71.8 °F4.81 in.
June61.1 °F81.1 °F5.0 in.
July64.7 °F84.2 °F4.23 in.
August62.4 °F82.4 °F4.07 in.
September54.2 °F76.6 °F3.59 in.
October42.3 °F63.5 °F2.9 in.
November30.4 °F48.5 °F2.22 in.
December19.9 °F35.4 °F1.88 in.
Annual40.4 °F59.7 °F37.95 in.

Climate Data for Stockton 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 : -15°F to -10°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
2024 plantmaps.com