Frost Dates for Sachs Harbour Climate, 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 25
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. July 17

This location has a very short growing season. Frost can occur at almost any time of year.

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 6

Hard Freeze (−2°C)

Last Spring Hard Freeze June 10
First Fall Hard Freeze August 19
72.00°N, -125.25°W © OpenStreetMap

Growing Season

22 Days June 25 to July 17

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

-35° -20° -5° 10°
-27°
High: -24°C
Avg: -27°C
Low: -30°C
Jan
-27°
High: -24°C
Avg: -27°C
Low: -31°C
Feb
-26°
High: -23°C
Avg: -26°C
Low: -30°C
Mar
-17°
High: -14°C
Avg: -17°C
Low: -21°C
Apr
-6°
High: -4°C
Avg: -6°C
Low: -9°C
May
3°
High: 6°C
Avg: 3°C
Low: 0°C
Jun
7°
High: 10°C
Avg: 7°C
Low: 3°C
Jul
5°
High: 7°C
Avg: 5°C
Low: 2°C
Aug
0°
High: 2°C
Avg: 0°C
Low: -3°C
Sep
-9°
High: -7°C
Avg: -9°C
Low: -12°C
Oct
-18°
High: -15°C
Avg: -18°C
Low: -22°C
Nov
-24°
High: -21°C
Avg: -24°C
Low: -27°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
0 mm
0.0 mm
Jan
0 mm
0.0 mm
Feb
0 mm
0.0 mm
Mar
3 mm
2.5 mm
Apr
3 mm
2.5 mm
May
3 mm
2.5 mm
Jun
8 mm
7.6 mm
Jul
10 mm
10.2 mm
Aug
8 mm
7.6 mm
Sep
0 mm
0.0 mm
Oct
0 mm
0.0 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec0h6h11h16h24h24h24h18.5h13h8h0h0h
Jan: 0h (Polar Night)
Feb: 9:07 AM – 2:53 PM · 5h 47m
Mar: 6:35 AM – 5:25 PM · 10h 50m
Apr: 3:57 AM – 8:03 PM · 16h 05m
May: 24h (Midnight Sun)
Jun: 24h (Midnight Sun)
Jul: 24h (Midnight Sun)
Aug: 2:44 AM – 9:16 PM · 18h 32m
Sep: 5:33 AM – 6:27 PM · 12h 55m
Oct: 8:05 AM – 3:55 PM · 7h 49m
Nov: 0h (Polar Night)
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

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