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Interactive New Hampshire First Frost Map

Interactive map of average annual First frost dates for the state of New Hampshire

Average First Frost Aug. 21 - Aug. 31

Average First Frost Sep. 1 - Sep. 10

Average First Frost Sep. 11 - Sep. 20

Average First Frost Sep. 21 - Sep. 30

Average First Frost Oct. 1 - Oct. 10

Average First Frost Oct. 11 - Oct. 20