Frost Dates for Cape Parry A, NT

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 2
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 29
First Fall Frost July 16

Hard Freeze (−2°C)

Last Spring Hard Freeze June 14
First Fall Hard Freeze August 31
70.17°N, -124.72°W © OpenStreetMap

Growing Season

37 Days June 26 to August 2

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 3a

Avg. annual minimum: −40 to −35°F (−40 to −37°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° -20° -10° 0° 10°
-25°
High: -23°C
Avg: -25°C
Low: -28°C
Jan
-26°
High: -23°C
Avg: -26°C
Low: -29°C
Feb
-24°
High: -21°C
Avg: -24°C
Low: -27°C
Mar
-16°
High: -13°C
Avg: -16°C
Low: -19°C
Apr
-6°
High: -4°C
Avg: -6°C
Low: -8°C
May
2°
High: 5°C
Avg: 2°C
Low: 0°C
Jun
6°
High: 9°C
Avg: 6°C
Low: 3°C
Jul
6°
High: 8°C
Avg: 6°C
Low: 3°C
Aug
1°
High: 3°C
Avg: 1°C
Low: 0°C
Sep
-6°
High: -4°C
Avg: -6°C
Low: -7°C
Oct
-15°
High: -13°C
Avg: -15°C
Low: -18°C
Nov
-22°
High: -20°C
Avg: -22°C
Low: -25°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
0 mm
0.0 mm
Feb
0 mm
0.0 mm
Mar
0 mm
0.0 mm
Apr
0 mm
0.0 mm
May
0 mm
0.0 mm
Jun
8 mm
7.6 mm
Jul
10 mm
10.2 mm
Aug
23 mm
22.9 mm
Sep
5 mm
5.1 mm
Oct
5 mm
5.1 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec0h6.5h11h15.5h21.5h24h24h17.5h13h8.5h2h0h
Jan: 0h (Polar Night)
Feb: 8:44 AM – 3:16 PM · 6h 33m
Mar: 6:31 AM – 5:29 PM · 10h 57m
Apr: 4:11 AM – 7:49 PM · 15h 39m
May: 1:17 AM – 10:43 PM · 21h 25m
Jun: 24h (Midnight Sun)
Jul: 24h (Midnight Sun)
Aug: 3:09 AM – 8:51 PM · 17h 43m
Sep: 5:35 AM – 6:25 PM · 12h 49m
Oct: 7:52 AM – 4:08 PM · 8h 16m
Nov: 10:57 AM – 1:03 PM · 2h 06m
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

Nearby Stations

Paulatuk A, NTJune 23 - August 20 Paulatuk, NTJune 20 - August 28

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