Frost Dates for Rosetown, Canada

Based on data from Rosetown East weather station, 4 miles away

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 26
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. September 13
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 June 1
First Fall Frost September 8

Hard Freeze (−2°C)

Last Spring Hard Freeze May 16
First Fall Hard Freeze September 26
51.55°N, -108.00°W © OpenStreetMap

Growing Season

110 Days May 26 to September 13

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 3b

Avg. annual minimum: −35 to −30°F (−37 to −34°C)

Learn more

Köppen Climate iThe 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

-20° -5° 10° 25°
-14°
High: -9°C
Avg: -14°C
Low: -20°C
Jan
-13°
High: -7°C
Avg: -13°C
Low: -19°C
Feb
-6°
High: 0°C
Avg: -6°C
Low: -11°C
Mar
4°
High: 11°C
Avg: 4°C
Low: -3°C
Apr
10°
High: 18°C
Avg: 10°C
Low: 3°C
May
15°
High: 22°C
Avg: 15°C
Low: 9°C
Jun
18°
High: 25°C
Avg: 18°C
Low: 11°C
Jul
17°
High: 25°C
Avg: 17°C
Low: 9°C
Aug
12°
High: 20°C
Avg: 12°C
Low: 4°C
Sep
4°
High: 11°C
Avg: 4°C
Low: -3°C
Oct
-5°
High: 0°C
Avg: -5°C
Low: -11°C
Nov
-12°
High: -6°C
Avg: -12°C
Low: -17°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 20 mm 40 mm 60 mm 80 mm
3 mm
2.5 mm
Jan
0 mm
0.0 mm
Feb
0 mm
0.0 mm
Mar
20 mm
20.3 mm
Apr
18 mm
17.8 mm
May
79 mm
78.7 mm
Jun
58 mm
58.4 mm
Jul
36 mm
35.6 mm
Aug
23 mm
22.9 mm
Sep
0 mm
0.0 mm
Oct
5 mm
5.1 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16h14.5h12.5h10.5h8.5h7.5h
Jan: 7:58 AM – 4:02 PM · 8h 05m
Feb: 7:09 AM – 4:51 PM · 9h 41m
Mar: 6:14 AM – 5:46 PM · 11h 32m
Apr: 5:12 AM – 6:48 PM · 13h 36m
May: 4:18 AM – 7:42 PM · 15h 23m
Jun: 3:48 AM – 8:12 PM · 16h 23m
Jul: 4:01 AM – 7:59 PM · 15h 58m
Aug: 4:48 AM – 7:12 PM · 14h 24m
Sep: 5:49 AM – 6:11 PM · 12h 22m
Oct: 6:49 AM – 5:11 PM · 10h 22m
Nov: 7:44 AM – 4:16 PM · 8h 32m
Dec: 8:12 AM – 3:48 PM · 7h 37m
Daylight Longest: 16h 25m · Shortest: 7h 35m

Nearby Stations

Bickleigh, SK May 19 - September 21 Outlook Pfra, SK May 16 - September 20 Rock Point, SK May 16 - September 23 Sonningdale, SK May 27 - September 11 Lucky Lake, SK May 17 - September 20 Beechy, SKMay 25 - September 12

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