Frost Dates for Dapp Agdm, AB

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 28
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 21
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 4
First Fall Frost August 11

Hard Freeze (−2°C)

Last Spring Hard Freeze May 17
First Fall Hard Freeze September 16
54.32°N, -113.95°W © OpenStreetMap

Growing Season

85 Days May 28 to August 21

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 2b

Avg. annual minimum: −45 to −40°F (−43 to −40°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

-20° -5° 10° 25°
-13°
High: -7°C
Avg: -13°C
Low: -19°C
Jan
-13°
High: -6°C
Avg: -13°C
Low: -19°C
Feb
-7°
High: 0°C
Avg: -7°C
Low: -13°C
Mar
3°
High: 9°C
Avg: 3°C
Low: -3°C
Apr
10°
High: 17°C
Avg: 10°C
Low: 2°C
May
14°
High: 21°C
Avg: 14°C
Low: 7°C
Jun
16°
High: 23°C
Avg: 16°C
Low: 8°C
Jul
14°
High: 22°C
Avg: 14°C
Low: 7°C
Aug
10°
High: 17°C
Avg: 10°C
Low: 2°C
Sep
3°
High: 9°C
Avg: 3°C
Low: -4°C
Oct
-6°
High: -1°C
Avg: -6°C
Low: -12°C
Nov
-13°
High: -7°C
Avg: -13°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 80 mm
8 mm
7.6 mm
Jan
0 mm
0.0 mm
Feb
3 mm
2.5 mm
Mar
8 mm
7.6 mm
Apr
25 mm
25.4 mm
May
74 mm
73.7 mm
Jun
79 mm
78.7 mm
Jul
43 mm
43.2 mm
Aug
13 mm
12.7 mm
Sep
15 mm
15.2 mm
Oct
5 mm
5.1 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec7.5h9.5h11.5h14h16h17h16.5h14.5h12.5h10h8h7h
Jan: 8:11 AM – 3:49 PM · 7h 37m
Feb: 7:17 AM – 4:43 PM · 9h 26m
Mar: 6:16 AM – 5:44 PM · 11h 29m
Apr: 5:07 AM – 6:53 PM · 13h 47m
May: 4:07 AM – 7:53 PM · 15h 46m
Jun: 3:32 AM – 8:28 PM · 16h 55m
Jul: 3:47 AM – 8:13 PM · 16h 26m
Aug: 4:40 AM – 7:20 PM · 14h 40m
Sep: 5:48 AM – 6:12 PM · 12h 25m
Oct: 6:54 AM – 5:06 PM · 10h 11m
Nov: 7:56 AM – 4:04 PM · 8h 09m
Dec: 8:28 AM – 3:32 PM · 7h 05m
Daylight Longest: 16h 57m · Shortest: 7h 03m

Nearby Stations

Busby, ABMay 21 - September 20 Barrhead Cs, AB May 21 - September 15 Campsie, ABJune 3 - September 2 Athabasca 2, AB May 22 - September 14 Edmonton Namao Awos A, AB May 19 - September 16 Fort Saskatchewan, AB May 21 - September 17

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