Frost Dates for Mt Washington, NH

Frost Dates

This location has year-round freezing temperatures.

44.27°N, -71.30°W © OpenStreetMap

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 3b

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Temperature

-10° 10° 30° 50°
6°
High: 15°
Avg: 6°
Low: -3°
Jan
6°
High: 15°
Avg: 6°
Low: -3°
Feb
13°
High: 21°
Avg: 13°
Low: 5°
Mar
24°
High: 31°
Avg: 24°
Low: 17°
Apr
36°
High: 43°
Avg: 36°
Low: 30°
May
46°
High: 51°
Avg: 46°
Low: 40°
Jun
50°
High: 55°
Avg: 50°
Low: 45°
Jul
49°
High: 54°
Avg: 49°
Low: 43°
Aug
43°
High: 49°
Avg: 43°
Low: 37°
Sep
31°
High: 38°
Avg: 31°
Low: 25°
Oct
21°
High: 28°
Avg: 21°
Low: 13°
Nov
12°
High: 20°
Avg: 12°
Low: 4°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 3" 6" 8.9"
5.0"
5.00"
Jan
4.6"
4.57"
Feb
6.4"
6.41"
Mar
7.0"
7.02"
Apr
8.5"
8.51"
May
8.3"
8.26"
Jun
8.9"
8.94"
Jul
7.9"
7.88"
Aug
8.0"
8.02"
Sep
7.6"
7.60"
Oct
6.7"
6.73"
Nov
6.1"
6.07"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h15h15h15h14h12h11h9h9h
Jan: 7:29 AM – 4:31 PM · 9h 02m
Feb: 6:53 AM – 5:07 PM · 10h 14m
Mar: 6:11 AM – 5:49 PM · 11h 38m
Apr: 5:23 AM – 6:37 PM · 13h 14m
May: 4:43 AM – 7:17 PM · 14h 35m
Jun: 4:21 AM – 7:39 PM · 15h 19m
Jul: 4:30 AM – 7:30 PM · 15h 01m
Aug: 5:05 AM – 6:55 PM · 13h 51m
Sep: 5:51 AM – 6:09 PM · 12h 17m
Oct: 6:38 AM – 5:22 PM · 10h 44m
Nov: 7:19 AM – 4:41 PM · 9h 22m
Dec: 7:39 AM – 4:21 PM · 8h 41m
Daylight Longest: 15h 20m · Shortest: 8h 40m

Nearby Stations

Pinkham Notch, NH May 18 - October 1 Gorham AP, NH May 14 - September 26 Whitefield Mt Washington AP, NH May 27 - September 19 Berlin, NHMay 14 - September 30 Jefferson, NHMay 8 - October 1 York Pond, NH May 23 - September 22

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