Frost Dates for Yoho Park, BC

Elevation: 1602 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. June 21
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. August 4

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 June 25
First Fall Frost July 23

Hard Freeze (−2°C)

Last Spring Hard Freeze June 1
First Fall Hard Freeze September 8
51.45°N, 116.35°W © OpenStreetMap

Growing Season

44 Days June 21 to August 4

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 3b

Avg. annual minimum: −37 to −34°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

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-7°-11°-14°
February-4°-9°-14°
March2°-4°-10°
April7°1°-5°
May13°6°-1°
June17°10°3°
July21°13°6°
August20°12°4°
September14°8°1°
October5°1°-3°
November-3°-6°-9°
December-9°-12°-15°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January48
February64
March69
April36
May69
June91
July76
August66
September71
October71
November94
December66

Sunrise / Sunset

Daylight Mountain Time (MT) Longest: 16h 24m · Shortest: 7h 36m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Mountain Time (MT))
Month Sunrise Sunset Daylight
January8:52 AM4:58 PM8h 06m
February8:09 AM5:51 PM9h 42m
March8:09 AM7:41 PM11h 32m
April6:58 AM8:34 PM13h 36m
May6:01 AM9:23 PM15h 22m
June5:35 AM9:57 PM16h 22m
July5:52 AM9:50 PM15h 57m
August6:38 AM9:01 PM14h 23m
September7:29 AM7:51 PM12h 22m
October8:20 AM6:42 PM10h 22m
November8:14 AM4:47 PM8h 33m
December8:52 AM4:30 PM7h 38m

Nearby Stations

Golden A, BCMay 14 - September 24 Banff Cs, ABJune 15 - August 16 Glacier Np Rogers Pass, BC June 4 - September 4 Kootenay Np West Gate, BC May 10 - September 25 Bighorn Dam, AB June 10 - August 18 Glacier Np Mt Fidelity, BC June 12 - August 16

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