Frost Dates for Gjoa Haven, Canada

Based on data from Gjoa Haven A weather station, 1 miles away

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 26
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 1
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 28
First Fall Frost July 21

Hard Freeze (−2°C)

Last Spring Hard Freeze June 12
First Fall Hard Freeze September 7
68.63°N, -95.88°W © OpenStreetMap

Growing Season

36 Days June 26 to August 1

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 2a

Avg. annual minimum: −50 to −45°F (−46 to −43°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

-40° -25° -10° 5°
-34°
High: -30°C
Avg: -34°C
Low: -37°C
Jan
-34°
High: -30°C
Avg: -34°C
Low: -37°C
Feb
-29°
High: -25°C
Avg: -29°C
Low: -32°C
Mar
-20°
High: -16°C
Avg: -20°C
Low: -25°C
Apr
-9°
High: -5°C
Avg: -9°C
Low: -12°C
May
2°
High: 4°C
Avg: 2°C
Low: -1°C
Jun
8°
High: 12°C
Avg: 8°C
Low: 4°C
Jul
6°
High: 9°C
Avg: 6°C
Low: 3°C
Aug
0°
High: 2°C
Avg: 0°C
Low: -2°C
Sep
-9°
High: -6°C
Avg: -9°C
Low: -12°C
Oct
-21°
High: -18°C
Avg: -21°C
Low: -25°C
Nov
-29°
High: -25°C
Avg: -29°C
Low: -33°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 10 mm 20 mm 30 mm
0 mm
0.0 mm
Jan
3 mm
2.5 mm
Feb
5 mm
5.1 mm
Mar
5 mm
5.1 mm
Apr
5 mm
5.1 mm
May
8 mm
7.6 mm
Jun
5 mm
5.1 mm
Jul
15 mm
15.2 mm
Aug
18 mm
17.8 mm
Sep
20 mm
20.3 mm
Oct
0 mm
0.0 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec1h7h11h15.5h20h24h24h17h13h8.5h3.5h0h
Jan: 11:37 AM – 12:23 PM · 0h 46m
Feb: 8:29 AM – 3:31 PM · 7h 03m
Mar: 6:29 AM – 5:31 PM · 11h 02m
Apr: 4:20 AM – 7:40 PM · 15h 21m
May: 1:58 AM – 10:02 PM · 20h 03m
Jun: 24h (Midnight Sun)
Jul: 24h (Midnight Sun)
Aug: 3:25 AM – 8:35 PM · 17h 11m
Sep: 5:37 AM – 6:23 PM · 12h 45m
Oct: 7:42 AM – 4:18 PM · 8h 35m
Nov: 10:10 AM – 1:50 PM · 3h 40m
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

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