Frost Dates for Summerland Cs, BC

Elevation: 454 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. April 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. October 20

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 April 27
First Fall Frost October 16

Hard Freeze (−2°C)

Last Spring Hard Freeze April 2
First Fall Hard Freeze November 4
49.57°N, 119.65°W © OpenStreetMap

Growing Season

183 Days April 20 to October 20

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 7a

Avg. annual minimum: −18 to −15°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
January1°-1°-4°
February4°0°-3°
March10°5°0°
April15°9°3°
May21°14°8°
June24°18°11°
July29°22°15°
August28°21°14°
September22°16°10°
October14°9°4°
November6°3°0°
December2°-1°-4°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January10
February3
March5
April5
May28
June38
July5
August8
September5
October10
November15
December8

Sunrise / Sunset

Daylight Pacific Time (PT) Longest: 16h 05m · Shortest: 7h 55m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month Sunrise Sunset Daylight
January7:57 AM4:19 PM8h 23m
February7:18 AM5:09 PM9h 51m
March7:22 AM6:55 PM11h 33m
April6:14 AM7:44 PM13h 30m
May5:21 AM8:29 PM15h 08m
June4:57 AM9:00 PM16h 03m
July5:14 AM8:54 PM15h 40m
August5:56 AM8:10 PM14h 14m
September6:43 AM7:04 PM12h 21m
October7:30 AM5:58 PM10h 28m
November7:20 AM4:08 PM8h 48m
December7:56 AM3:53 PM7h 57m

Nearby Stations

Penticton A, BCMay 1 - October 7 Peachland, BCApril 6 - October 30 Kelowna Quails Gate, BC April 11 - October 24 Hedley Np Mine, BC June 9 - September 12 Oliver Stp, BC April 18 - October 12 Kelowna Mws0, BC May 1 - October 10

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