Belfast New York Climate Data

Monthly Average Climate Data for Belfast New York

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.4 °F31.8 °F2.65 in.
February14.3 °F34.3 °F2.04 in.
March21.0 °F42.7 °F2.64 in.
April31.6 °F56.6 °F3.34 in.
May42.3 °F68.8 °F3.42 in.
June51.5 °F76.8 °F3.9 in.
July55.8 °F80.7 °F4.02 in.
August54.5 °F79.3 °F3.82 in.
September47.9 °F73.0 °F3.76 in.
October37.6 °F60.3 °F3.74 in.
November28.9 °F47.4 °F2.99 in.
December21.0 °F36.8 °F3.04 in.
Annual35.1 °F57.4 °F39.36 in.

Climate Data for Belfast 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 ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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