Loudon New Hampshire Climate Data

Monthly Average Climate Data for Loudon New Hampshire

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.2 °C-0.6 °C75.44 mm
February-10.3 °C1.2 °C78.49 mm
March-5.4 °C5.8 °C90.93 mm
April0.8 °C13.3 °C95.76 mm
May6.9 °C20 °C93.22 mm
June12.3 °C24.8 °C106.17 mm
July15.3 °C27.7 °C103.12 mm
August14.3 °C27 °C95.5 mm
September10.1 °C22.8 °C99.82 mm
October3.6 °C15.5 °C122.17 mm
November-1.7 °C8.7 °C89.15 mm
December-7 °C2.7 °C104.14 mm
Annual2.3 °C14.1 °C1153.91 mm

Climate Data for Loudon New Hampshire

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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