Frost Dates for Argentia (Aut), NL

Elevation: 19 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 4
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. November 8

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 9
First Fall Frost November 4

Hard Freeze (−2°C)

Last Spring Hard Freeze April 16
First Fall Hard Freeze November 25
47.30°N, 54.00°W © OpenStreetMap

Growing Season

188 Days May 4 to November 8

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.
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
January1°-2°-5°
February1°-2°-5°
March2°-1°-4°
April6°3°0°
May10°6°3°
June13°10°7°
July17°14°12°
August19°16°14°
September16°14°11°
October12°9°7°
November8°5°3°
December4°1°-2°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January104
February69
March61
April61
May66
June86
July99
August91
September81
October102
November117
December99

Sunrise / Sunset

Daylight Newfoundland Time (NT) Longest: 15h 44m · Shortest: 8h 16m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (Newfoundland Time (NT))
Month Sunrise Sunset Daylight
January7:55 AM4:36 PM8h 40m
February7:20 AM5:21 PM10h 01m
March7:28 AM7:03 PM11h 36m
April6:25 AM7:48 PM13h 23m
May5:36 AM8:29 PM14h 53m
June5:15 AM8:58 PM15h 43m
July5:30 AM8:53 PM15h 22m
August6:09 AM8:12 PM14h 03m
September6:51 AM7:10 PM12h 19m
October7:33 AM6:09 PM10h 36m
November7:20 AM4:23 PM9h 03m
December7:53 AM4:10 PM8h 17m

Nearby Stations

Whitbourne, NL June 9 - September 23 Branch, NLJune 4 - September 22 Butlerville, NL June 13 - September 21 Swift Current, NL June 15 - September 21 Holyrood Gen Stn, NL June 5 - October 10 Goobies, NLJune 12 - September 2

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