Frost Dates for Edmonton Stony Plain, Canada

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 12
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 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 May 17
First Fall Frost September 16

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze April 25
First Fall Hard Freeze October 3
53.55°N, -114.12°W © OpenStreetMap

Growing Season

133 Days May 12 to September 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 4a

Learn more

Temperature

0° 20° 40° 60° 80°
14°
High: 22°
Avg: 14°
Low: 7°
Jan
19°
High: 27°
Avg: 19°
Low: 10°
Feb
26°
High: 35°
Avg: 26°
Low: 18°
Mar
40°
High: 50°
Avg: 40°
Low: 31°
Apr
52°
High: 63°
Avg: 52°
Low: 41°
May
59°
High: 69°
Avg: 59°
Low: 49°
Jun
63°
High: 73°
Avg: 63°
Low: 53°
Jul
61°
High: 72°
Avg: 61°
Low: 51°
Aug
53°
High: 63°
Avg: 53°
Low: 43°
Sep
41°
High: 49°
Avg: 41°
Low: 32°
Oct
26°
High: 33°
Avg: 26°
Low: 19°
Nov
17°
High: 24°
Avg: 17°
Low: 9°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 3" 3.6"
0.0"
0.00"
Jan
0.0"
0.00"
Feb
0.3"
0.30"
Mar
0.8"
0.80"
Apr
1.8"
1.80"
May
3.4"
3.40"
Jun
3.6"
3.60"
Jul
2.2"
2.20"
Aug
1.3"
1.30"
Sep
0.7"
0.70"
Oct
0.2"
0.20"
Nov
0.0"
0.00"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h10h11h14h16h17h16h15h12h10h8h7h
Jan: 8:07 AM – 3:53 PM · 7h 46m
Feb: 7:15 AM – 4:45 PM · 9h 31m
Mar: 6:15 AM – 5:45 PM · 11h 29m
Apr: 5:08 AM – 6:52 PM · 13h 44m
May: 4:10 AM – 7:50 PM · 15h 39m
Jun: 3:37 AM – 8:23 PM · 16h 46m
Jul: 3:51 AM – 8:09 PM · 16h 18m
Aug: 4:42 AM – 7:18 PM · 14h 35m
Sep: 5:48 AM – 6:12 PM · 12h 24m
Oct: 6:53 AM – 5:07 PM · 10h 14m
Nov: 7:52 AM – 4:08 PM · 8h 16m
Dec: 8:23 AM – 3:37 PM · 7h 14m
Daylight Longest: 16h 48m · Shortest: 7h 12m

Nearby Stations

Edmonton Stony Plain Cs, Canada May 8 - September 23 Edmonton Woodbend, Canada May 30 - September 12 Calmar, Canada May 20 - September 15 University Of Alberta Metaboli, Canada May 15 - September 20 Edmonton Municipal Cr10, Canada May 5 - September 27 Edmonton Int'L A, Canada May 25 - September 11

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