Frost Dates for Weyburn, 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 17
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 18
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 21
First Fall Frost September 13

Hard Freeze (−2°C)

Last Spring Hard Freeze May 7
First Fall Hard Freeze September 28
49.65°N, -103.83°W © OpenStreetMap

Growing Season

124 Days May 17 to September 18

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: -19°C
Jan
-11°
High: -6°C
Avg: -11°C
Low: -16°C
Feb
-4°
High: 1°C
Avg: -4°C
Low: -9°C
Mar
5°
High: 12°C
Avg: 5°C
Low: -1°C
Apr
11°
High: 18°C
Avg: 11°C
Low: 4°C
May
17°
High: 23°C
Avg: 17°C
Low: 10°C
Jun
19°
High: 26°C
Avg: 19°C
Low: 13°C
Jul
19°
High: 26°C
Avg: 19°C
Low: 12°C
Aug
13°
High: 21°C
Avg: 13°C
Low: 6°C
Sep
5°
High: 11°C
Avg: 5°C
Low: -1°C
Oct
-4°
High: 1°C
Avg: -4°C
Low: -9°C
Nov
-11°
High: -6°C
Avg: -11°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 30 mm 60 mm 90 mm
8 mm
7.6 mm
Jan
3 mm
2.5 mm
Feb
5 mm
5.1 mm
Mar
28 mm
27.9 mm
Apr
64 mm
63.5 mm
May
91 mm
91.4 mm
Jun
58 mm
58.4 mm
Jul
53 mm
53.3 mm
Aug
20 mm
20.3 mm
Sep
18 mm
17.8 mm
Oct
10 mm
10.2 mm
Nov
8 mm
7.6 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:49 AM – 4:11 PM · 8h 22m
Feb: 7:05 AM – 4:55 PM · 9h 51m
Mar: 6:13 AM – 5:47 PM · 11h 33m
Apr: 5:15 AM – 6:45 PM · 13h 30m
May: 4:26 AM – 7:34 PM · 15h 09m
Jun: 3:58 AM – 8:02 PM · 16h 04m
Jul: 4:09 AM – 7:51 PM · 15h 41m
Aug: 4:53 AM – 7:07 PM · 14h 14m
Sep: 5:50 AM – 6:10 PM · 12h 21m
Oct: 6:46 AM – 5:14 PM · 10h 28m
Nov: 7:36 AM – 4:24 PM · 8h 47m
Dec: 8:02 AM – 3:58 PM · 7h 56m
Daylight Longest: 16h 06m · Shortest: 7h 54m

Nearby Stations

Weyburn, SKMay 20 - September 16 Yellow Grass, SK May 21 - September 12 Midale, SKMay 17 - September 19 Estevan A, SK May 17 - September 16 Fortuna 1 W, ND May 19 - September 17 Westby, MTMay 18 - September 21

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