Frost Dates for Canon Ridge, AB

Based on data from Edmonton Municipal Cr10 weather station, 6 miles away

Elevation: 635 m

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 5
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 27
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 11
First Fall Frost September 23

Hard Freeze (−2°C)

Last Spring Hard Freeze April 26
First Fall Hard Freeze October 7
53.58°N, -113.38°W © OpenStreetMap

Growing Season

145 Days May 5 to September 27

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 4b

Avg. annual minimum: −25 to −20°F (−32 to −29°C)

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

Köppen climate map

Temperature

-15° -5° 5° 15° 25°
-10°
High: -5°C
Avg: -10°C
Low: -14°C
Jan
-8°
High: -3°C
Avg: -8°C
Low: -13°C
Feb
-4°
High: 1°C
Avg: -4°C
Low: -8°C
Mar
5°
High: 10°C
Avg: 5°C
Low: -1°C
Apr
11°
High: 17°C
Avg: 11°C
Low: 6°C
May
16°
High: 21°C
Avg: 16°C
Low: 10°C
Jun
18°
High: 24°C
Avg: 18°C
Low: 13°C
Jul
17°
High: 23°C
Avg: 17°C
Low: 11°C
Aug
12°
High: 17°C
Avg: 12°C
Low: 6°C
Sep
5°
High: 10°C
Avg: 5°C
Low: 0°C
Oct
-3°
High: 1°C
Avg: -3°C
Low: -7°C
Nov
-9°
High: -5°C
Avg: -9°C
Low: -13°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
3 mm
2.5 mm
Jan
0 mm
0.0 mm
Feb
8 mm
7.6 mm
Mar
13 mm
12.7 mm
Apr
36 mm
35.6 mm
May
66 mm
66.0 mm
Jun
91 mm
91.4 mm
Jul
43 mm
43.2 mm
Aug
23 mm
22.9 mm
Sep
5 mm
5.1 mm
Oct
0 mm
0.0 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h17h16.5h14.5h12.5h10h8.5h7h
Jan: 8:51 AM – 4:36 PM · 7h 45m
Feb: 8:03 AM – 5:34 PM · 9h 31m
Mar: 7:59 AM – 7:28 PM · 11h 29m
Apr: 6:42 AM – 8:26 PM · 13h 44m
May: 5:41 AM – 9:20 PM · 15h 40m
Jun: 5:11 AM – 9:57 PM · 16h 46m
Jul: 5:31 AM – 9:49 PM · 16h 18m
Aug: 6:21 AM – 8:56 PM · 14h 35m
Sep: 7:17 AM – 7:41 PM · 12h 24m
Oct: 8:12 AM – 6:26 PM · 10h 14m
Nov: 8:11 AM – 4:27 PM · 8h 16m
Dec: 8:53 AM – 4:07 PM · 7h 14m
Daylight Mountain Time (MT) Longest: 16h 48m · Shortest: 7h 12m

Nearby Stations

University Of Alberta Metaboli, AB May 15 - September 20 Edmonton Namao Awos A, AB May 19 - September 16 Edmonton Woodbend, AB May 30 - September 12 Fort Saskatchewan, AB May 21 - September 17 Edmonton Int'L A, AB May 25 - September 11 Edmonton International Cs, AB May 26 - September 5

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