Westfield Indiana Climate Data

Monthly Average Climate Data for Westfield Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.2 °F34.7 °F2.85 in.
February21.8 °F38.7 °F2.39 in.
March30.5 °F49.5 °F3.27 in.
April41.2 °F62.2 °F4.35 in.
May52.4 °F72.5 °F4.69 in.
June61.4 °F80.8 °F5.16 in.
July64.3 °F83.8 °F4.29 in.
August62.5 °F82.6 °F3.18 in.
September54.8 °F77.2 °F3.36 in.
October43.5 °F65.1 °F3.18 in.
November33.2 °F50.9 °F3.37 in.
December24.4 °F39.2 °F2.94 in.
Annual42.4 °F61.4 °F43.03 in.

Climate Data for Westfield Indiana

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
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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