Frost Dates for Ballater, AB

Elevation: 564 m

Frost Dates

Last Spring Frost (50%) A 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%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. September 15

30% Probability

Only 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 26
First Fall Frost September 7

Hard Freeze (−2°C)

Last Spring Hard Freeze May 5
First Fall Hard Freeze September 23
55.58°N, 117.22°W © OpenStreetMap

Growing Season

118 Days May 20 to September 15

USDA Hardiness Zone

Hardiness 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 3a

Avg. annual minimum: −40 to −37°C

Learn more

Köppen Climate

The 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

Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January-9°-14°-19°
February-5°-10°-15°
March0°-5°-10°
April10°4°-2°
May17°11°4°
June21°15°9°
July23°17°11°
August22°16°9°
September17°11°5°
October9°4°-1°
November-1°-5°-10°
December-6°-11°-16°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January18
February5
March5
April10
May38
June79
July74
August53
September33
October10
November15
December15

Sunrise / Sunset

Daylight Mountain Time (MT) Longest: 17h 14m · Shortest: 6h 46m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Mountain Time (MT))
Month Sunrise Sunset Daylight
January9:17 AM4:40 PM7h 23m
February8:24 AM5:43 PM9h 19m
March8:15 AM7:42 PM11h 27m
April6:53 AM8:45 PM13h 52m
May5:46 AM9:44 PM15h 58m
June5:13 AM10:25 PM17h 12m
July5:34 AM10:15 PM16h 41m
August6:29 AM9:17 PM14h 48m
September7:30 AM7:56 PM12h 26m
October8:31 AM6:37 PM10h 06m
November8:36 AM4:32 PM7h 56m
December9:21 AM4:09 PM6h 48m

Nearby Stations

Peace River A, AB May 21 - September 14 Grande Prairie A, AB May 21 - September 11 Fox Creek Junction, AB June 14 - August 20 Kaybob 3, ABMay 27 - September 2

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