Frost Dates for Leader Airport, 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 19
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 25
First Fall Frost September 15

Hard Freeze (−2°C)

Last Spring Hard Freeze May 12
First Fall Hard Freeze September 27
50.92°N, -109.50°W © OpenStreetMap

Growing Season

121 Days May 21 to September 19

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.

BSk Cold Semi-Arid (Steppe)

Cool to cold with low rainfall and wide temperature swings. Common in the western Great Plains and central Asia. Short growing seasons benefit from season extension techniques.

Köppen climate map

Temperature

-20° -5° 10° 25°
-12°
High: -6°C
Avg: -12°C
Low: -18°C
Jan
-10°
High: -4°C
Avg: -10°C
Low: -16°C
Feb
-3°
High: 3°C
Avg: -3°C
Low: -9°C
Mar
5°
High: 12°C
Avg: 5°C
Low: -3°C
Apr
11°
High: 19°C
Avg: 11°C
Low: 3°C
May
16°
High: 23°C
Avg: 16°C
Low: 9°C
Jun
19°
High: 27°C
Avg: 19°C
Low: 11°C
Jul
18°
High: 26°C
Avg: 18°C
Low: 10°C
Aug
13°
High: 21°C
Avg: 13°C
Low: 5°C
Sep
5°
High: 12°C
Avg: 5°C
Low: -2°C
Oct
-4°
High: 2°C
Avg: -4°C
Low: -9°C
Nov
-10°
High: -5°C
Avg: -10°C
Low: -16°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
0 mm
0.0 mm
Jan
0 mm
0.0 mm
Feb
0 mm
0.0 mm
Mar
15 mm
15.2 mm
Apr
20 mm
20.3 mm
May
71 mm
71.1 mm
Jun
56 mm
55.9 mm
Jul
33 mm
33.0 mm
Aug
15 mm
15.2 mm
Sep
3 mm
2.5 mm
Oct
3 mm
2.5 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16h14.5h12.5h10.5h8.5h7.5h
Jan: 7:55 AM – 4:05 PM · 8h 11m
Feb: 7:08 AM – 4:52 PM · 9h 45m
Mar: 6:14 AM – 5:46 PM · 11h 32m
Apr: 5:13 AM – 6:47 PM · 13h 34m
May: 4:21 AM – 7:39 PM · 15h 18m
Jun: 3:52 AM – 8:08 PM · 16h 16m
Jul: 4:04 AM – 7:56 PM · 15h 52m
Aug: 4:50 AM – 7:10 PM · 14h 21m
Sep: 5:49 AM – 6:11 PM · 12h 22m
Oct: 6:48 AM – 5:12 PM · 10h 24m
Nov: 7:41 AM – 4:19 PM · 8h 38m
Dec: 8:08 AM – 3:52 PM · 7h 43m
Daylight Longest: 16h 18m · Shortest: 7h 42m

Nearby Stations

Kindersley A, SK May 20 - September 21 Sibbald Westgard, AB May 25 - September 14 Oyen Cappon, AB May 22 - September 18 Oyen Cara, AB May 23 - September 19 Bickleigh, SK May 19 - September 21 Esther 1, ABMay 22 - September 19

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