Frost Dates for Blanchard River, 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 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. July 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 27
First Fall Frost July 18

Hard Freeze (−2°C)

Last Spring Hard Freeze June 1
First Fall Hard Freeze September 6
60.00°N, -136.77°W © OpenStreetMap

Growing Season

35 Days June 23 to July 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 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.

Dsc Subarctic (Dry Summer)

Cool, dry summers and cold winters. A rare climate found at high elevations. Very short growing season for cold-tolerant crops only.

Köppen climate map

Temperature

-25° -10° 5° 20°
-15°
High: -9°C
Avg: -15°C
Low: -20°C
Jan
-11°
High: -5°C
Avg: -11°C
Low: -17°C
Feb
-9°
High: -3°C
Avg: -9°C
Low: -15°C
Mar
-2°
High: 3°C
Avg: -2°C
Low: -8°C
Apr
4°
High: 10°C
Avg: 4°C
Low: -2°C
May
9°
High: 16°C
Avg: 9°C
Low: 2°C
Jun
11°
High: 17°C
Avg: 11°C
Low: 5°C
Jul
10°
High: 15°C
Avg: 10°C
Low: 4°C
Aug
5°
High: 10°C
Avg: 5°C
Low: 0°C
Sep
-1°
High: 3°C
Avg: -1°C
Low: -5°C
Oct
-9°
High: -5°C
Avg: -9°C
Low: -14°C
Nov
-11°
High: -6°C
Avg: -11°C
Low: -16°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 80 mm
41 mm
40.6 mm
Jan
33 mm
33.0 mm
Feb
10 mm
10.2 mm
Mar
5 mm
5.1 mm
Apr
5 mm
5.1 mm
May
41 mm
40.6 mm
Jun
48 mm
48.3 mm
Jul
58 mm
58.4 mm
Aug
71 mm
71.1 mm
Sep
66 mm
66.0 mm
Oct
53 mm
53.3 mm
Nov
53 mm
53.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6.5h9h11.5h14h17h18.5h17.5h15.5h12.5h9.5h7h5.5h
Jan: 8:50 AM – 3:10 PM · 6h 21m
Feb: 7:37 AM – 4:23 PM · 8h 47m
Mar: 6:20 AM – 5:40 PM · 11h 21m
Apr: 4:53 AM – 7:07 PM · 14h 14m
May: 3:36 AM – 8:24 PM · 16h 49m
Jun: 2:47 AM – 9:13 PM · 18h 26m
Jul: 3:08 AM – 8:52 PM · 17h 45m
Aug: 4:19 AM – 7:41 PM · 15h 21m
Sep: 5:45 AM – 6:15 PM · 12h 31m
Oct: 7:08 AM – 4:52 PM · 9h 44m
Nov: 8:28 AM – 3:32 PM · 7h 04m
Dec: 9:13 AM – 2:47 PM · 5h 33m
Daylight Longest: 18h 30m · Shortest: 5h 30m

Nearby Stations

Pleasant Camp, BC May 27 - September 11 Haines 40nw, AK May 24 - September 20 Haines Junction, YT June 18 - July 31 Skagway AP, AK April 21 - October 17 Skagway, AKMay 6 - October 1 Haines AP, AK April 25 - October 12

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