Portlandville New York Climate Data

Monthly Average Climate Data for Portlandville New York

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.3 °F31.5 °F3.27 in.
February14.2 °F34.2 °F2.69 in.
March21.2 °F42.3 °F3.46 in.
April32.1 °F56.0 °F3.86 in.
May42.7 °F68.2 °F3.64 in.
June52.2 °F75.9 °F4.44 in.
July56.7 °F80.0 °F4.51 in.
August55.3 °F78.5 °F4.01 in.
September48.5 °F71.8 °F3.87 in.
October38.0 °F59.4 °F3.89 in.
November28.7 °F46.9 °F3.29 in.
December20.9 °F36.4 °F3.54 in.
Annual35.3 °F56.8 °F44.47 in.

Climate Data for Portlandville New York

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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