Frost Dates for Leroy, SK

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 21
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 12
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 26
First Fall Frost September 6

Hard Freeze (−2°C)

Last Spring Hard Freeze May 12
First Fall Hard Freeze September 25
52.00°N, -104.63°W © OpenStreetMap

Growing Season

114 Days May 21 to September 12

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 3a

Avg. annual minimum: −40 to −35°F (−40 to −37°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

-25° -10° 5° 20°
-16°
High: -11°C
Avg: -16°C
Low: -21°C
Jan
-14°
High: -9°C
Avg: -14°C
Low: -20°C
Feb
-8°
High: -2°C
Avg: -8°C
Low: -13°C
Mar
3°
High: 9°C
Avg: 3°C
Low: -3°C
Apr
11°
High: 18°C
Avg: 11°C
Low: 3°C
May
16°
High: 22°C
Avg: 16°C
Low: 9°C
Jun
18°
High: 24°C
Avg: 18°C
Low: 11°C
Jul
17°
High: 24°C
Avg: 17°C
Low: 10°C
Aug
12°
High: 19°C
Avg: 12°C
Low: 5°C
Sep
4°
High: 9°C
Avg: 4°C
Low: -2°C
Oct
-6°
High: -2°C
Avg: -6°C
Low: -10°C
Nov
-13°
High: -9°C
Avg: -13°C
Low: -18°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 30 mm 60 mm 90 mm
3 mm
2.5 mm
Jan
0 mm
0.0 mm
Feb
3 mm
2.5 mm
Mar
15 mm
15.2 mm
Apr
30 mm
30.5 mm
May
86 mm
86.4 mm
Jun
69 mm
68.6 mm
Jul
58 mm
58.4 mm
Aug
30 mm
30.5 mm
Sep
23 mm
22.9 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: 7:60 AM – 4:00 PM · 8h 01m
Feb: 7:10 AM – 4:50 PM · 9h 39m
Mar: 6:14 AM – 5:46 PM · 11h 31m
Apr: 5:11 AM – 6:49 PM · 13h 38m
May: 4:17 AM – 7:43 PM · 15h 27m
Jun: 3:46 AM – 8:14 PM · 16h 28m
Jul: 3:59 AM – 8:01 PM · 16h 02m
Aug: 4:47 AM – 7:13 PM · 14h 26m
Sep: 5:49 AM – 6:11 PM · 12h 23m
Oct: 6:50 AM – 5:10 PM · 10h 20m
Nov: 7:46 AM – 4:14 PM · 8h 29m
Dec: 8:14 AM – 3:46 PM · 7h 32m
Daylight Longest: 16h 30m · Shortest: 7h 30m

Nearby Stations

Wynyard (Aut), SK May 20 - September 21 Muenster, SKMay 21 - September 14 Pilger, SKMay 21 - September 16 Watrous East, SK May 19 - September 13 Last Mountain Cs, SK May 23 - September 11 Mckague 2, SKMay 23 - September 9

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