Frost Dates for Norman Wells, Canada

Based on data from Norman Wells A weather station, 1 miles away

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 9
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 28
First Fall Frost September 3

Hard Freeze (−2°C)

Last Spring Hard Freeze May 15
First Fall Hard Freeze September 22
65.28°N, -126.83°W © OpenStreetMap

Growing Season

109 Days May 23 to September 9

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

-35° -20° -5° 10° 25°
-26°
High: -22°C
Avg: -26°C
Low: -30°C
Jan
-24°
High: -19°C
Avg: -24°C
Low: -28°C
Feb
-19°
High: -13°C
Avg: -19°C
Low: -25°C
Mar
-5°
High: 1°C
Avg: -5°C
Low: -11°C
Apr
7°
High: 12°C
Avg: 7°C
Low: 1°C
May
15°
High: 21°C
Avg: 15°C
Low: 9°C
Jun
17°
High: 23°C
Avg: 17°C
Low: 12°C
Jul
14°
High: 19°C
Avg: 14°C
Low: 9°C
Aug
7°
High: 11°C
Avg: 7°C
Low: 2°C
Sep
-4°
High: -1°C
Avg: -4°C
Low: -7°C
Oct
-17°
High: -14°C
Avg: -17°C
Low: -21°C
Nov
-23°
High: -20°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 20 mm 40 mm
3 mm
2.5 mm
Jan
3 mm
2.5 mm
Feb
0 mm
0.0 mm
Mar
0 mm
0.0 mm
Apr
8 mm
7.6 mm
May
28 mm
27.9 mm
Jun
46 mm
45.7 mm
Jul
48 mm
48.3 mm
Aug
15 mm
15.2 mm
Sep
5 mm
5.1 mm
Oct
0 mm
0.0 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec4.5h8h11h15h18.5h21.5h20h16.5h12.5h9h5.5h2.5h
Jan: 9:51 AM – 2:09 PM · 4h 18m
Feb: 8:03 AM – 3:57 PM · 7h 53m
Mar: 6:25 AM – 5:35 PM · 11h 11m
Apr: 4:36 AM – 7:24 PM · 14h 49m
May: 2:49 AM – 9:11 PM · 18h 21m
Jun: 1:22 AM – 10:38 PM · 21h 15m
Jul: 2:04 AM – 9:56 PM · 19h 51m
Aug: 3:51 AM – 8:09 PM · 16h 18m
Sep: 5:41 AM – 6:19 PM · 12h 39m
Oct: 7:26 AM – 4:34 PM · 9h 08m
Nov: 9:16 AM – 2:44 PM · 5h 28m
Dec: 10:38 AM – 1:22 PM · 2h 43m
Daylight Longest: 21h 24m · Shortest: 2h 37m

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