Frost Dates for Komakuk Beach, YT

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. June 19
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. August 3
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 23
First Fall Frost July 23

Hard Freeze (−2°C)

Last Spring Hard Freeze June 5
First Fall Hard Freeze August 27
69.62°N, -140.20°W © OpenStreetMap

Growing Season

45 Days June 19 to August 3

USDA Hardiness Zone iHardiness 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 2b

Avg. annual minimum: −45 to −40°F (−43 to −40°C)

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

ET Tundra

No true summer — the warmest month averages below 10°C (50°F). Growing is limited to hardy greens, root crops, and cold-frames during the brief warm period. Permafrost restricts root depth.

Köppen climate map

Temperature

-30° -15° 0° 15°
-24°
High: -21°C
Avg: -24°C
Low: -28°C
Jan
-24°
High: -20°C
Avg: -24°C
Low: -28°C
Feb
-26°
High: -22°C
Avg: -26°C
Low: -29°C
Mar
-16°
High: -12°C
Avg: -16°C
Low: -20°C
Apr
-4°
High: -2°C
Avg: -4°C
Low: -7°C
May
5°
High: 8°C
Avg: 5°C
Low: 1°C
Jun
8°
High: 12°C
Avg: 8°C
Low: 4°C
Jul
7°
High: 10°C
Avg: 7°C
Low: 3°C
Aug
1°
High: 4°C
Avg: 1°C
Low: -1°C
Sep
-8°
High: -5°C
Avg: -8°C
Low: -11°C
Oct
-17°
High: -13°C
Avg: -17°C
Low: -20°C
Nov
-22°
High: -19°C
Avg: -22°C
Low: -26°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec0h6.5h11h15.5h21h24h24h17.5h13h8.5h3h0h
Jan: 0h (Polar Night)
Feb: 8:38 AM – 3:22 PM · 6h 44m
Mar: 6:30 AM – 5:30 PM · 10h 59m
Apr: 4:14 AM – 7:46 PM · 15h 32m
May: 1:35 AM – 10:25 PM · 20h 51m
Jun: 24h (Midnight Sun)
Jul: 24h (Midnight Sun)
Aug: 3:15 AM – 8:45 PM · 17h 31m
Sep: 5:36 AM – 6:24 PM · 12h 48m
Oct: 7:48 AM – 4:12 PM · 8h 23m
Nov: 10:37 AM – 1:23 PM · 2h 47m
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

Nearby Stations

Ivvavik Nat. Park, YT June 17 - August 2

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