Frost Dates for Upper Lynn, BC

Based on data from N Vanc Grouse Mtn Resort weather station, 3 miles away

Elevation: 201 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 15
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 11

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 25
First Fall Frost September 28

Hard Freeze (−2°C)

Last Spring Hard Freeze April 22
First Fall Hard Freeze October 31
49.35°N, 123.03°W © OpenStreetMap

Growing Season

149 Days May 15 to October 11

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 7b

Avg. annual minimum: −15 to −12°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Cfb Oceanic (Marine West Coast)

Mild year-round with cool summers and wet winters. Excellent for cool-season crops like brassicas, peas, and root vegetables. Extended harvest seasons but summer heat-loving crops may struggle.

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
January2°0°-3°
February3°0°-3°
March4°1°-1°
April7°4°1°
May12°8°4°
June14°10°6°
July18°14°10°
August19°15°11°
September15°11°8°
October9°6°3°
November4°2°-1°
December2°-1°-3°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January351
February213
March208
April150
May132
June152
July102
August94
September180
October282
November442
December257

Sunrise / Sunset

Daylight Pacific Time (PT) Longest: 16h 03m · Shortest: 7h 57m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Pacific Time (PT))
Month Sunrise Sunset Daylight
January8:10 AM4:34 PM8h 24m
February7:31 AM5:23 PM9h 52m
March7:35 AM7:09 PM11h 34m
April6:28 AM7:57 PM13h 29m
May5:35 AM8:42 PM15h 07m
June5:12 AM9:13 PM16h 01m
July5:29 AM9:07 PM15h 39m
August6:10 AM8:23 PM14h 13m
September6:56 AM7:17 PM12h 21m
October7:43 AM6:12 PM10h 29m
November7:33 AM4:22 PM8h 49m
December8:09 AM4:07 PM7h 59m

Nearby Stations

Vancouver Harbour Cs, BC February 20 - November 23 West Vancouver Aut, BC March 18 - November 19 N Van Seymour Hatchery, BC April 11 - November 8 Point Atkinson, BC February 25 - November 17 Port Moody Glenayre, BC March 23 - November 10 Vancouver Int'L A, BC March 19 - November 10

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