Frost Dates for Mayo Road, YT

Elevation: 655 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 16
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 11

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 22
First Fall Frost August 3

Hard Freeze (−2°C)

Last Spring Hard Freeze June 4
First Fall Hard Freeze September 4
60.88°N, 135.18°W © OpenStreetMap

Growing Season

56 Days June 16 to August 11

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 1b

Avg. annual minimum: −48 to −46°C

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 (0°C) Hard Frost (−2°C)
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January-12°-18°-23°
February-7°-13°-19°
March-1°-8°-16°
April9°1°-6°
May16°8°0°
June22°13°5°
July23°15°7°
August20°13°5°
September13°7°1°
October5°0°-4°
November-6°-10°-14°
December-10°-15°-20°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January10
February0
March3
April0
May13
June36
July43
August48
September41
October15
November5
December8

Sunrise / Sunset

Daylight Longest: 18h 49m · Shortest: 5h 11m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January8:57 AM3:03 PM6h 05m
February7:40 AM4:20 PM8h 39m
March6:20 AM5:40 PM11h 19m
April4:51 AM7:09 PM14h 19m
May3:29 AM8:31 PM17h 01m
June2:37 AM9:23 PM18h 46m
July2:60 AM9:00 PM18h 00m
August4:15 AM7:45 PM15h 29m
September5:44 AM6:16 PM12h 32m
October7:11 AM4:49 PM9h 39m
November8:34 AM3:26 PM6h 51m
December9:23 AM2:37 PM5h 14m

Nearby Stations

Whitehorse A, YT June 3 - August 28 Whitehorse Riverdale, YT June 5 - August 31 Takhini River Ranch, YT June 17 - August 3 Blanchard River, YT June 23 - July 28 Skagway AP, AK April 21 - October 17 Skagway, AKMay 6 - October 1

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