Frost Dates for Claresholm, 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 20
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 14
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 25
First Fall Frost September 8

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 12
First Fall Hard Freeze September 21
50.00°N, -113.63°W © OpenStreetMap

Growing Season

117 Days May 20 to September 14

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 3b

Learn more

Temperature

0° 20° 40° 60° 80°
20°
High: 33°
Avg: 20°
Low: 8°
Jan
23°
High: 35°
Avg: 23°
Low: 10°
Feb
30°
High: 42°
Avg: 30°
Low: 17°
Mar
40°
High: 52°
Avg: 40°
Low: 27°
Apr
50°
High: 63°
Avg: 50°
Low: 37°
May
57°
High: 70°
Avg: 57°
Low: 45°
Jun
64°
High: 78°
Avg: 64°
Low: 49°
Jul
62°
High: 78°
Avg: 62°
Low: 47°
Aug
53°
High: 68°
Avg: 53°
Low: 39°
Sep
42°
High: 55°
Avg: 42°
Low: 28°
Oct
30°
High: 42°
Avg: 30°
Low: 18°
Nov
21°
High: 33°
Avg: 21°
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" 3.5"
0.0"
0.00"
Jan
0.0"
0.00"
Feb
0.1"
0.10"
Mar
0.5"
0.50"
Apr
2.3"
2.30"
May
3.5"
3.50"
Jun
1.2"
1.20"
Jul
1.4"
1.40"
Aug
1.1"
1.10"
Sep
0.5"
0.50"
Oct
0.0"
0.00"
Nov
0.0"
0.00"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h10h12h14h15h16h16h14h12h10h9h8h
Jan: 7:51 AM – 4:09 PM · 8h 19m
Feb: 7:05 AM – 4:55 PM · 9h 49m
Mar: 6:13 AM – 5:47 PM · 11h 33m
Apr: 5:14 AM – 6:46 PM · 13h 31m
May: 4:24 AM – 7:36 PM · 15h 11m
Jun: 3:56 AM – 8:04 PM · 16h 07m
Jul: 4:08 AM – 7:52 PM · 15h 44m
Aug: 4:52 AM – 7:08 PM · 14h 16m
Sep: 5:49 AM – 6:11 PM · 12h 21m
Oct: 6:47 AM – 5:13 PM · 10h 27m
Nov: 7:38 AM – 4:22 PM · 8h 44m
Dec: 8:04 AM – 3:56 PM · 7h 52m
Daylight Longest: 16h 09m · Shortest: 7h 51m

Nearby Stations

Stavely Aafc, Canada May 18 - September 23 Monarch, Canada May 25 - September 10 Brocket Agdm, Canada May 14 - September 21 Connelly Creek, Canada May 30 - September 6 Pincher Creek (Aut), Canada May 26 - September 14 Pincher Creek Climate, Canada May 23 - September 15

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