Lake Ronkonkoma New York Climate Data

Monthly Average Climate Data for Lake Ronkonkoma New York

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.5 °C4.1 °C100.58 mm
February-3.9 °C5.1 °C90.93 mm
March-0.3 °C8.8 °C128.52 mm
April4.8 °C14.9 °C111.25 mm
May10.3 °C20.4 °C100.58 mm
June15.7 °C25.3 °C112.01 mm
July19.2 °C28.4 °C86.61 mm
August18.5 °C27.6 °C105.41 mm
September14.8 °C24 °C102.36 mm
October8.6 °C17.8 °C126.49 mm
November2.9 °C12.1 °C96.52 mm
December-1.2 °C7.1 °C129.03 mm
Annual7.1 °C16.3 °C1290.29 mm

Climate Data for Lake Ronkonkoma New York

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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