Frost Dates for Wrangell, AK

Based on data from Wrangell AP weather station, 0 miles away

Elevation: 75 ft

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. April 11
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. November 1

30% Probability

Only a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.
Last Spring Frost April 19
First Fall Frost October 25

Hard Freeze (28°F)

Last Spring Hard Freeze March 24
First Fall Hard Freeze November 18
56.47°N, 132.38°W © OpenStreetMap

Growing Season

204 Days April 11 to November 1

USDA Hardiness Zone

Hardiness 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 7b

Avg. annual minimum: 5 to 10°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

Köppen climate map

Temperature

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)
Temperature table
Average monthly temperatures (°F)
Month Avg High Avg Temp Avg Low
January36°33°29°
February39°34°30°
March42°37°32°
April50°43°37°
May58°51°44°
June61°55°49°
July64°58°52°
August63°58°52°
September58°53°48°
October49°45°41°
November41°38°35°
December37°34°31°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January10.3
February8.0
March7.9
April6.9
May7.0
June6.4
July7.4
August9.4
September12.5
October13.7
November11.3
December11.4

Sunrise / Sunset

Daylight Alaska Time (AKT) Longest: 17h 27m · Shortest: 6h 33m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Alaska Time (AKT))
Month Sunrise Sunset Daylight
January8:23 AM3:35 PM7h 12m
February7:28 AM4:41 PM9h 13m
March7:16 AM6:42 PM11h 26m
April5:52 AM7:48 PM13h 56m
May4:42 AM8:49 PM16h 07m
June4:07 AM9:32 PM17h 25m
July4:29 AM9:21 PM16h 52m
August5:27 AM8:21 PM14h 54m
September6:31 AM6:57 PM12h 27m
October7:34 AM5:36 PM10h 02m
November7:41 AM3:28 PM7h 47m
December8:28 AM3:03 PM6h 35m

Nearby Stations

Petersburg 1, AK April 29 - October 17 Pt Baker, AKApril 19 - October 25 Thorne Bay, AKMay 1 - October 13 Klawock AP, AK April 29 - October 16 Ketchikan 10n, AK April 20 - October 26 Craig, AKApril 14 - November 1

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