Lafayette Indiana Climate Data

Monthly Average Climate Data for Lafayette Indiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.3 °F34.1 °F2.62 in.
February21.1 °F38.2 °F2.13 in.
March30.3 °F49.8 °F2.87 in.
April41.0 °F63.0 °F3.91 in.
May52.1 °F73.9 °F4.39 in.
June61.0 °F82.1 °F4.73 in.
July64.0 °F84.4 °F4.32 in.
August61.8 °F83.4 °F3.34 in.
September54.4 °F78.6 °F3.04 in.
October43.3 °F66.2 °F3.0 in.
November33.1 °F51.1 °F3.21 in.
December24.3 °F39.1 °F2.61 in.
Annual42.1 °F62 °F40.17 in.

Climate Data for Lafayette 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