International Falls Minnesota Climate Data

Monthly Average Climate Data for International Falls Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January-5.6 °F15.1 °F1.15 in.
February-2.5 °F21.2 °F0.91 in.
March11.7 °F34.7 °F1.07 in.
April27.1 °F49.4 °F1.72 in.
May39.6 °F63.5 °F3.05 in.
June50.1 °F73.1 °F3.97 in.
July54.5 °F77.8 °F3.93 in.
August52.5 °F76.1 °F3.04 in.
September44.2 °F66.9 °F3.17 in.
October33.0 °F51.3 °F2.39 in.
November19.4 °F34.4 °F1.65 in.
December4.0 °F21.0 °F1.36 in.
Annual27.3 °F48.7 °F27.41 in.

Climate Data for International Falls Minnesota

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 11 - Jun. 20
Average Days With FrostOver 180 Days
Plant Hardiness Zone - 2023Zone 3b : -35°F to -30°F
Plant Hardiness Zone - 2012Zone 3a : -40°F to -35°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year