Plymouth Minnesota Climate Data

Monthly Average Climate Data for Plymouth Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.8 °F22.9 °F0.94 in.
February10.1 °F27.7 °F0.9 in.
March22.2 °F40.4 °F1.66 in.
April35.7 °F55.2 °F3.01 in.
May48.5 °F68.2 °F4.34 in.
June58.9 °F77.8 °F4.74 in.
July63.6 °F82.4 °F4.24 in.
August61.2 °F80.0 °F4.25 in.
September52.9 °F72.4 °F3.46 in.
October39.7 °F57.9 °F2.55 in.
November26.7 °F42.1 °F1.65 in.
December13.7 °F28.1 °F1.33 in.
Annual36.7 °F54.6 °F33.07 in.

Climate Data for Plymouth Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year