Williamstown West Virginia Climate Data

Monthly Average Climate Data for Williamstown West Virginia

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.6 °F39.5 °F3.3 in.
February23.1 °F43.0 °F3.07 in.
March30.0 °F52.7 °F4.02 in.
April40.1 °F66.6 °F3.79 in.
May50.3 °F74.8 °F4.35 in.
June59.5 °F82.3 °F4.69 in.
July63.4 °F85.6 °F4.72 in.
August62.2 °F84.9 °F3.63 in.
September54.7 °F78.7 °F3.39 in.
October42.3 °F67.2 °F2.84 in.
November32.6 °F54.8 °F2.94 in.
December26.6 °F44.2 °F3.41 in.
Annual42.2 °F64.5 °F44.15 in.

Climate Data for Williamstown West Virginia

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com