Frost Dates for Homer AP, AK

Elevation: 20 m

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. May 10
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. September 29

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 16
First Fall Frost September 23

Hard Freeze (28°F)

Last Spring Hard Freeze April 23
First Fall Hard Freeze October 11
59.64°N, 151.49°W © OpenStreetMap

Growing Season

142 Days May 10 to September 29

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 6b

Avg. annual minimum: −5 to 0°F

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dsc Subarctic (Dry Summer)

Cool, dry summers and cold winters. A rare climate found at high elevations. Very short growing season for cold-tolerant crops only.

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
January32°25°19°
February35°28°22°
March37°30°23°
April46°39°31°
May54°46°38°
June59°52°45°
July63°56°49°
August63°55°48°
September57°50°42°
October47°40°33°
November38°31°25°
December34°28°21°

Precipitation

Precipitation table
Average monthly precipitation (inches)
MonthPrecipitation
January2.4
February2.2
March2.1
April1.6
May1.2
June1.3
July1.9
August2.9
September3.5
October3.1
November2.9
December2.9

Sunrise / Sunset

Daylight Alaska Time (AKT) Longest: 18h 22m · Shortest: 5h 38m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Alaska Time (AKT))
Month Sunrise Sunset Daylight
January10:02 AM4:29 PM6h 27m
February8:56 AM5:45 PM8h 50m
March8:35 AM7:56 PM11h 21m
April7:00 AM9:12 PM14h 12m
May5:40 AM10:24 PM16h 44m
June4:57 AM11:16 PM18h 19m
July5:22 AM11:01 PM17h 38m
August6:31 AM9:49 PM15h 18m
September7:45 AM8:16 PM12h 30m
October8:58 AM6:44 PM9h 46m
November9:17 AM4:26 PM7h 09m
December10:12 AM3:52 PM5h 41m

Nearby Stations

Homer 9 E, AK May 27 - September 22 Homer 8 Nw, AK May 16 - September 30 Seldovia AP, AKMay 10 - October 1 Soldotna 5ssw, AK June 11 - September 1 Sterling 6sw, AK May 20 - September 21 Kenai Muni AP, AK May 24 - September 12

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