Frost Dates for Deadmen Valley, 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. May 30
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 28
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 4
First Fall Frost August 18

Hard Freeze (−2°C)

Last Spring Hard Freeze May 23
First Fall Hard Freeze September 16
61.25°N, -124.47°W © OpenStreetMap

Growing Season

90 Days May 30 to August 28

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°
-21°
High: -15°C
Avg: -21°C
Low: -26°C
Jan
-17°
High: -11°C
Avg: -17°C
Low: -24°C
Feb
-12°
High: -4°C
Avg: -12°C
Low: -20°C
Mar
1°
High: 8°C
Avg: 1°C
Low: -7°C
Apr
10°
High: 18°C
Avg: 10°C
Low: 1°C
May
15°
High: 22°C
Avg: 15°C
Low: 7°C
Jun
17°
High: 24°C
Avg: 17°C
Low: 10°C
Jul
15°
High: 22°C
Avg: 15°C
Low: 8°C
Aug
9°
High: 15°C
Avg: 9°C
Low: 2°C
Sep
0°
High: 5°C
Avg: 0°C
Low: -5°C
Oct
-14°
High: -9°C
Avg: -14°C
Low: -19°C
Nov
-20°
High: -15°C
Avg: -20°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 30 mm 60 mm 90 mm
18 mm
17.8 mm
Jan
18 mm
17.8 mm
Feb
0 mm
0.0 mm
Mar
5 mm
5.1 mm
Apr
20 mm
20.3 mm
May
81 mm
81.3 mm
Jun
66 mm
66.0 mm
Jul
48 mm
48.3 mm
Aug
23 mm
22.9 mm
Sep
8 mm
7.6 mm
Oct
10 mm
10.2 mm
Nov
10 mm
10.2 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6h8.5h11.5h14.5h17h19h18h15.5h12.5h9.5h7h5h
Jan: 9:01 AM – 2:59 PM · 5h 58m
Feb: 7:42 AM – 4:18 PM · 8h 36m
Mar: 6:21 AM – 5:39 PM · 11h 19m
Apr: 4:50 AM – 7:10 PM · 14h 21m
May: 3:27 AM – 8:33 PM · 17h 07m
Jun: 2:33 AM – 9:27 PM · 18h 54m
Jul: 2:56 AM – 9:04 PM · 18h 08m
Aug: 4:14 AM – 7:46 PM · 15h 32m
Sep: 5:44 AM – 6:16 PM · 12h 32m
Oct: 7:12 AM – 4:48 PM · 9h 36m
Nov: 8:37 AM – 3:23 PM · 6h 46m
Dec: 9:27 AM – 2:33 PM · 5h 05m
Daylight Longest: 18h 58m · Shortest: 5h 02m

Nearby Stations

Fort Liard, NT May 18 - September 11

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