Frost Dates for Fort Good Hope Cs, NT

Elevation: 82 m

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. May 23
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. September 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 May 27
First Fall Frost August 28

Hard Freeze (−2°C)

Last Spring Hard Freeze May 16
First Fall Hard Freeze September 12
66.25°N, -128.65°W © OpenStreetMap

Growing Season

103 Days May 23 to September 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 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.

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Köppen climate map

Temperature

-30° -15° 0° 15°
-26°
High: -22°C
Avg: -26°C
Low: -30°C
Jan
-23°
High: -19°C
Avg: -23°C
Low: -28°C
Feb
-19°
High: -12°C
Avg: -19°C
Low: -25°C
Mar
-6°
High: 1°C
Avg: -6°C
Low: -13°C
Apr
6°
High: 12°C
Avg: 6°C
Low: 0°C
May
15°
High: 21°C
Avg: 15°C
Low: 9°C
Jun
17°
High: 23°C
Avg: 17°C
Low: 11°C
Jul
13°
High: 19°C
Avg: 13°C
Low: 8°C
Aug
6°
High: 11°C
Avg: 6°C
Low: 1°C
Sep
-4°
High: 0°C
Avg: -4°C
Low: -8°C
Oct
-18°
High: -13°C
Avg: -18°C
Low: -22°C
Nov
-23°
High: -19°C
Avg: -23°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 30 mm 40 mm
5 mm
5.1 mm
Jan
0 mm
0.0 mm
Feb
0 mm
0.0 mm
Mar
3 mm
2.5 mm
Apr
8 mm
7.6 mm
May
23 mm
22.9 mm
Jun
18 mm
17.8 mm
Jul
30 mm
30.5 mm
Aug
15 mm
15.2 mm
Sep
10 mm
10.2 mm
Oct
30 mm
30.5 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec3.5h7.5h11h15h19h22.5h20.5h16.5h12.5h9h5h1.5h
Jan: 10:09 AM – 1:51 PM · 3h 42m
Feb: 8:10 AM – 3:50 PM · 7h 40m
Mar: 6:26 AM – 5:34 PM · 11h 09m
Apr: 4:31 AM – 7:29 PM · 14h 57m
May: 2:37 AM – 9:23 PM · 18h 45m
Jun: 12:47 AM – 11:13 PM · 22h 27m
Jul: 1:45 AM – 10:15 PM · 20h 29m
Aug: 3:44 AM – 8:16 PM · 16h 31m
Sep: 5:40 AM – 6:20 PM · 12h 40m
Oct: 7:30 AM – 4:30 PM · 8h 59m
Nov: 9:28 AM – 2:32 PM · 5h 03m
Dec: 11:15 AM – 12:45 PM · 1h 31m
Daylight Longest: 22h 43m · Shortest: 1h 18m

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview