Irasburg Vermont Climate Data

Monthly Average Climate Data for Irasburg Vermont

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.0 °F24.3 °F3.31 in.
February5.1 °F27.7 °F2.86 in.
March15.5 °F36.8 °F3.18 in.
April30.3 °F51.0 °F3.75 in.
May41.8 °F64.7 °F4.24 in.
June50.6 °F73.2 °F4.74 in.
July55.2 °F77.8 °F4.76 in.
August53.4 °F76.2 °F4.49 in.
September46.3 °F68.8 °F3.81 in.
October34.7 °F55.3 °F4.86 in.
November24.8 °F42.2 °F3.83 in.
December13.8 °F30.7 °F3.95 in.
Annual31.3 °F52.4 °F47.78 in.

Climate Data for Irasburg Vermont

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year