Frost Dates for Unuk River Eskay Creek, BC

Elevation: 887 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. June 9
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. August 30

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 June 17
First Fall Frost August 14

Hard Freeze (−2°C)

Last Spring Hard Freeze May 9
First Fall Hard Freeze October 3
56.65°N, 130.45°W © OpenStreetMap

Growing Season

82 Days June 9 to August 30

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 5a

Avg. annual minimum: −29 to −26°C

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 (0°C) Hard Frost (−2°C)
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January-5°-8°-10°
February-3°-6°-9°
March-1°-4°-8°
April5°0°-4°
May9°4°0°
June13°8°3°
July15°10°6°
August15°10°6°
September9°6°3°
October3°1°-2°
November-2°-4°-7°
December-4°-7°-9°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January254
February213
March185
April102
May99
June71
July81
August140
September231
October254
November234
December244

Sunrise / Sunset

Daylight Longest: 17h 30m · Shortest: 6h 30m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January8:25 AM3:35 PM7h 10m
February7:24 AM4:36 PM9h 12m
March6:17 AM5:43 PM11h 26m
April5:02 AM6:58 PM13h 57m
May3:55 AM8:05 PM16h 09m
June3:16 AM8:44 PM17h 27m
July3:33 AM8:27 PM16h 54m
August4:32 AM7:28 PM14h 55m
September5:47 AM6:13 PM12h 27m
October6:60 AM5:00 PM10h 01m
November8:07 AM3:53 PM7h 45m
December8:44 AM3:16 PM6h 32m

Nearby Stations

Stewart A, BC April 28 - October 16 Hyder, AKMay 4 - October 11 Ketchikan 10n, AK April 20 - October 26 Beaver Falls, AK April 4 - November 9 Ketchikan Intl AP, AK April 22 - October 23 Nass Camp, BC May 15 - September 30

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