Frost Dates for Welcome Island (Aut), Canada

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 7
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. October 26
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 11
First Fall Frost October 20

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze April 22
First Fall Hard Freeze November 7
48.37°N, -89.12°W © OpenStreetMap

Growing Season

172 Days May 7 to October 26

USDA Hardiness Zone iHardiness 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

Learn more

Temperature

0° 20° 40° 60° 80°
10°
High: 18°
Avg: 10°
Low: 3°
Jan
12°
High: 21°
Avg: 12°
Low: 4°
Feb
24°
High: 32°
Avg: 24°
Low: 15°
Mar
35°
High: 42°
Avg: 35°
Low: 29°
Apr
46°
High: 53°
Avg: 46°
Low: 39°
May
56°
High: 63°
Avg: 56°
Low: 49°
Jun
63°
High: 70°
Avg: 63°
Low: 56°
Jul
63°
High: 69°
Avg: 63°
Low: 57°
Aug
57°
High: 62°
Avg: 57°
Low: 51°
Sep
45°
High: 50°
Avg: 45°
Low: 40°
Oct
32°
High: 37°
Avg: 32°
Low: 27°
Nov
19°
High: 25°
Avg: 19°
Low: 13°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 2.6"
0.0"
0.00"
Jan
0.0"
0.00"
Feb
0.2"
0.20"
Mar
0.2"
0.20"
Apr
1.0"
1.00"
May
1.3"
1.30"
Jun
2.6"
2.60"
Jul
1.7"
1.70"
Aug
1.8"
1.80"
Sep
1.5"
1.50"
Oct
0.1"
0.10"
Nov
0.0"
0.00"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h12h13h15h16h16h14h12h11h9h8h
Jan: 7:44 AM – 4:16 PM · 8h 32m
Feb: 7:02 AM – 4:58 PM · 9h 57m
Mar: 6:13 AM – 5:47 PM · 11h 35m
Apr: 5:17 AM – 6:43 PM · 13h 26m
May: 4:30 AM – 7:30 PM · 15h 00m
Jun: 4:04 AM – 7:56 PM · 15h 52m
Jul: 4:15 AM – 7:45 PM · 15h 31m
Aug: 4:56 AM – 7:04 PM · 14h 08m
Sep: 5:50 AM – 6:10 PM · 12h 20m
Oct: 6:44 AM – 5:16 PM · 10h 32m
Nov: 7:32 AM – 4:28 PM · 8h 56m
Dec: 7:56 AM – 4:04 PM · 8h 08m
Daylight Longest: 15h 54m · Shortest: 8h 06m

Nearby Stations

Flint, CanadaJune 13 - August 25 Grand Portage, MN May 24 - September 29 Cameron Falls (Aut), Canada May 27 - September 24 Grand Marais, MN May 20 - October 5 Grand Marais, MN May 22 - October 9 Upsala (Aut), Canada June 2 - September 9

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