Williamsville New York Climate Data

Monthly Average Climate Data for Williamsville New York

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.3 °F32.4 °F3.11 in.
February18.4 °F33.6 °F2.4 in.
March25.2 °F41.9 °F2.9 in.
April35.8 °F54.9 °F3.34 in.
May47.1 °F67.7 °F3.3 in.
June57.1 °F76.4 °F3.72 in.
July62.0 °F80.7 °F3.37 in.
August60.7 °F79.7 °F3.24 in.
September53.6 °F73.2 °F4.14 in.
October43.0 °F60.4 °F3.9 in.
November33.3 °F48.0 °F3.41 in.
December24.8 °F37.7 °F3.43 in.
Annual39.9 °F57.2 °F40.26 in.

Climate Data for Williamsville New York

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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