Frost Dates for Sparwood Cs, BC

Elevation: 1138 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 29
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 7

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 5
First Fall Frost September 1

Hard Freeze (−2°C)

Last Spring Hard Freeze May 17
First Fall Hard Freeze September 20
49.75°N, 114.88°W © OpenStreetMap

Growing Season

101 Days May 29 to September 7

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 4b

Avg. annual minimum: −32 to −29°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-2°-6°-11°
February0°-5°-11°
March5°0°-6°
April11°4°-2°
May16°9°2°
June20°13°6°
July25°17°8°
August25°16°7°
September19°11°3°
October11°5°-1°
November2°-2°-6°
December-3°-7°-11°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January3
February3
March0
April30
May51
June74
July41
August23
September36
October64
November33
December25

Sunrise / Sunset

Daylight Longest: 16h 07m · Shortest: 7h 53m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January7:50 AM4:10 PM8h 21m
February7:05 AM4:55 PM9h 50m
March6:13 AM5:47 PM11h 33m
April5:15 AM6:45 PM13h 30m
May4:25 AM7:35 PM15h 10m
June3:58 AM8:02 PM16h 05m
July4:09 AM7:51 PM15h 42m
August4:53 AM7:07 PM14h 15m
September5:50 AM6:10 PM12h 21m
October6:46 AM5:14 PM10h 28m
November7:37 AM4:23 PM8h 46m
December8:03 AM3:57 PM7h 55m

Nearby Stations

Sparwood, BCMay 28 - September 6 Crowsnest, ABJune 16 - August 17 Fernie, BCMay 30 - September 9 Fording River Cominco, BC June 21 - July 25 Connelly Creek, AB May 30 - September 6 Wardner Ktny Hatchery, BC May 24 - September 13

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