Frost Dates for Cordova, AK

Based on data from Cordova Wwtp weather station, 1 miles away

Elevation: 95 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 29
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. October 13

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 May 4
First Fall Frost October 4

Hard Freeze (28°F)

Last Spring Hard Freeze April 10
First Fall Hard Freeze October 27
60.54°N, 145.76°W © OpenStreetMap

Growing Season

167 Days April 29 to October 13

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 7a

Avg. annual minimum: 0 to 5°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

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°31°26°
February36°31°26°
March37°32°26°
April45°39°34°
May53°47°41°
June61°55°50°
July63°58°52°
August62°57°52°
September56°50°45°
October47°43°38°
November41°36°31°
December37°33°29°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January15.0
February13.9
March13.7
April10.8
May10.6
June7.3
July7.8
August12.9
September17.1
October16.6
November15.3
December15.8

Sunrise / Sunset

Daylight Alaska Time (AKT) Longest: 18h 41m · Shortest: 5h 19m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Alaska Time (AKT))
Month Sunrise Sunset Daylight
January9:47 AM3:58 PM6h 12m
February8:37 AM5:19 PM8h 42m
March8:13 AM7:33 PM11h 20m
April6:35 AM8:52 PM14h 17m
May5:11 AM10:07 PM16h 56m
June4:24 AM11:02 PM18h 38m
July4:52 AM10:46 PM17h 54m
August6:04 AM9:30 PM15h 26m
September7:22 AM7:53 PM12h 31m
October8:38 AM6:19 PM9h 41m
November8:60 AM3:57 PM6h 57m
December9:58 AM3:20 PM5h 22m

Nearby Stations

Cordova N, AK April 24 - October 19 Cordova M K Smith AP, AK May 23 - September 19 Valdez WSO, AK April 30 - October 2 Valdez, AKMay 14 - September 22 Tonsina, AK Silver Lake, AK May 31 - September 3

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