Frost Dates for Dease Lake (Aut), BC

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 11
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 22
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 17
First Fall Frost August 14

Hard Freeze (−2°C)

Last Spring Hard Freeze May 26
First Fall Hard Freeze September 13
58.43°N, -130.03°W © OpenStreetMap

Growing Season

72 Days June 11 to August 22

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.

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

-25° -10° 5° 20°
-16°
High: -11°C
Avg: -16°C
Low: -20°C
Jan
-12°
High: -6°C
Avg: -12°C
Low: -18°C
Feb
-7°
High: 0°C
Avg: -7°C
Low: -14°C
Mar
1°
High: 7°C
Avg: 1°C
Low: -5°C
Apr
7°
High: 14°C
Avg: 7°C
Low: 0°C
May
11°
High: 18°C
Avg: 11°C
Low: 5°C
Jun
13°
High: 19°C
Avg: 13°C
Low: 7°C
Jul
12°
High: 18°C
Avg: 12°C
Low: 6°C
Aug
7°
High: 13°C
Avg: 7°C
Low: 2°C
Sep
1°
High: 5°C
Avg: 1°C
Low: -4°C
Oct
-9°
High: -5°C
Avg: -9°C
Low: -13°C
Nov
-14°
High: -10°C
Avg: -14°C
Low: -19°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
15 mm
15.2 mm
Jan
36 mm
35.6 mm
Feb
0 mm
0.0 mm
Mar
0 mm
0.0 mm
Apr
10 mm
10.2 mm
May
53 mm
53.3 mm
Jun
69 mm
68.6 mm
Jul
58 mm
58.4 mm
Aug
36 mm
35.6 mm
Sep
13 mm
12.7 mm
Oct
25 mm
25.4 mm
Nov
8 mm
7.6 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec7h9h11.5h14h16.5h18h17.5h15h12.5h10h7.5h6h
Jan: 8:37 AM – 3:23 PM · 6h 45m
Feb: 7:30 AM – 4:30 PM · 8h 59m
Mar: 6:18 AM – 5:42 PM · 11h 23m
Apr: 4:57 AM – 7:03 PM · 14h 05m
May: 3:45 AM – 8:15 PM · 16h 29m
Jun: 3:02 AM – 8:58 PM · 17h 56m
Jul: 3:20 AM – 8:40 PM · 17h 19m
Aug: 4:26 AM – 7:34 PM · 15h 08m
Sep: 5:46 AM – 6:14 PM · 12h 29m
Oct: 7:04 AM – 4:56 PM · 9h 52m
Nov: 8:18 AM – 3:42 PM · 7h 25m
Dec: 8:58 AM – 3:02 PM · 6h 03m
Daylight Longest: 17h 59m · Shortest: 6h 01m

Nearby Stations

Dease Lake, BCJune 13 - August 16

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