Frost Dates for Burwash A, YT

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 20
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 24
First Fall Frost July 19

Hard Freeze (−2°C)

Last Spring Hard Freeze June 6
First Fall Hard Freeze August 20
61.37°N, -139.05°W © OpenStreetMap

Growing Season

42 Days June 20 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 1b

Avg. annual minimum: −55 to −50°F (−48 to −46°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°
-22°
High: -15°C
Avg: -22°C
Low: -28°C
Jan
-15°
High: -8°C
Avg: -15°C
Low: -23°C
Feb
-11°
High: -3°C
Avg: -11°C
Low: -20°C
Mar
-1°
High: 6°C
Avg: -1°C
Low: -8°C
Apr
6°
High: 13°C
Avg: 6°C
Low: -1°C
May
12°
High: 19°C
Avg: 12°C
Low: 4°C
Jun
13°
High: 19°C
Avg: 13°C
Low: 7°C
Jul
11°
High: 18°C
Avg: 11°C
Low: 4°C
Aug
5°
High: 11°C
Avg: 5°C
Low: 0°C
Sep
-3°
High: 2°C
Avg: -3°C
Low: -9°C
Oct
-14°
High: -9°C
Avg: -14°C
Low: -20°C
Nov
-19°
High: -13°C
Avg: -19°C
Low: -26°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 20 mm 40 mm 60 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
13 mm
12.7 mm
May
48 mm
48.3 mm
Jun
64 mm
63.5 mm
Jul
41 mm
40.6 mm
Aug
15 mm
15.2 mm
Sep
3 mm
2.5 mm
Oct
0 mm
0.0 mm
Nov
3 mm
2.5 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6h8.5h11.5h14.5h17h19h18h15.5h12.5h9.5h6.5h5h
Jan: 9:02 AM – 2:58 PM · 5h 56m
Feb: 7:43 AM – 4:17 PM · 8h 35m
Mar: 6:21 AM – 5:39 PM · 11h 19m
Apr: 4:49 AM – 7:11 PM · 14h 21m
May: 3:26 AM – 8:34 PM · 17h 08m
Jun: 2:31 AM – 9:29 PM · 18h 57m
Jul: 2:55 AM – 9:05 PM · 18h 10m
Aug: 4:13 AM – 7:47 PM · 15h 34m
Sep: 5:44 AM – 6:16 PM · 12h 33m
Oct: 7:12 AM – 4:48 PM · 9h 36m
Nov: 8:38 AM – 3:22 PM · 6h 44m
Dec: 9:29 AM – 2:31 PM · 5h 02m
Daylight Longest: 19h 01m · Shortest: 4h 59m

Nearby Stations

Beaver Creek A, YT June 6 - August 16

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