Byron Minnesota Climate Data

Monthly Average Climate Data for Byron Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.2 °F22.4 °F1.02 in.
February9.8 °F26.9 °F1.02 in.
March22.0 °F39.2 °F1.97 in.
April34.4 °F54.6 °F3.43 in.
May46.7 °F67.1 °F4.27 in.
June57.3 °F77.0 °F5.39 in.
July60.7 °F80.4 °F4.52 in.
August58.2 °F78.2 °F4.5 in.
September50.0 °F71.7 °F3.46 in.
October37.4 °F58.0 °F2.27 in.
November25.4 °F41.7 °F1.58 in.
December13.5 °F28.2 °F1.27 in.
Annual35.1 °F53.8 °F34.7 in.

Climate Data for Byron Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year