Derby Line Vermont Climate Data

Monthly Average Climate Data for Derby Line Vermont

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.6 °F23.9 °F3.29 in.
February6.0 °F26.8 °F2.72 in.
March16.2 °F35.9 °F3.11 in.
April29.6 °F50.1 °F3.57 in.
May41.8 °F64.1 °F4.27 in.
June51.3 °F72.6 °F5.15 in.
July56.0 °F77.1 °F4.92 in.
August54.3 °F75.6 °F4.51 in.
September46.6 °F68.2 °F3.85 in.
October36.1 °F54.6 °F4.64 in.
November25.8 °F41.5 °F3.61 in.
December14.1 °F30.3 °F3.98 in.
Annual31.9 °F51.7 °F47.62 in.

Climate Data for Derby Line Vermont

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year