New Plymouth Idaho Climate Data

Monthly Average Climate Data for New Plymouth Idaho

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.1 °C2.9 °C33.53 mm
February-3.2 °C7.6 °C22.35 mm
March0 °C13.7 °C25.91 mm
April2.8 °C17.8 °C23.62 mm
May7.5 °C23.1 °C32.26 mm
June11.2 °C27.7 °C19.56 mm
July15 °C33.7 °C6.6 mm
August13.6 °C32.9 °C3.81 mm
September8.7 °C27.2 °C10.92 mm
October2.8 °C18.8 °C18.8 mm
November-2 °C9.6 °C26.67 mm
December-4.9 °C3.5 °C40.13 mm
Annual3.9 °C18.2 °C264.16 mm

Climate Data for New Plymouth Idaho

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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