Frost Dates for Dundonald, Canada

Based on data from Saskatoon Diefenbaker Int'L A weather station, 1 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 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 15
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 10

Hard Freeze (−2°C)

Last Spring Hard Freeze May 11
First Fall Hard Freeze September 25
52.15°N, -106.73°W © OpenStreetMap

Growing Season

117 Days May 21 to September 15

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
-13°
High: -8°C
Avg: -13°C
Low: -19°C
Feb
-6°
High: -1°C
Avg: -6°C
Low: -11°C
Mar
5°
High: 11°C
Avg: 5°C
Low: -2°C
Apr
11°
High: 18°C
Avg: 11°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: 10°C
Aug
12°
High: 19°C
Avg: 12°C
Low: 5°C
Sep
4°
High: 10°C
Avg: 4°C
Low: -2°C
Oct
-5°
High: 0°C
Avg: -5°C
Low: -10°C
Nov
-13°
High: -8°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 20 mm 40 mm 60 mm 80 mm
8 mm
7.6 mm
Jan
0 mm
0.0 mm
Feb
3 mm
2.5 mm
Mar
10 mm
10.2 mm
Apr
36 mm
35.6 mm
May
74 mm
73.7 mm
Jun
53 mm
53.3 mm
Jul
43 mm
43.2 mm
Aug
23 mm
22.9 mm
Sep
8 mm
7.6 mm
Oct
0 mm
0.0 mm
Nov
0 mm
0.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16h14.5h12.5h10.5h8.5h7.5h
Jan: 8:00 AM – 3:60 PM · 7h 59m
Feb: 7:11 AM – 4:49 PM · 9h 38m
Mar: 6:15 AM – 5:45 PM · 11h 31m
Apr: 5:11 AM – 6:49 PM · 13h 39m
May: 4:16 AM – 7:44 PM · 15h 28m
Jun: 3:45 AM – 8:15 PM · 16h 30m
Jul: 3:58 AM – 8:02 PM · 16h 04m
Aug: 4:46 AM – 7:14 PM · 14h 27m
Sep: 5:49 AM – 6:11 PM · 12h 23m
Oct: 6:50 AM – 5:10 PM · 10h 19m
Nov: 7:46 AM – 4:14 PM · 8h 28m
Dec: 8:15 AM – 3:45 PM · 7h 30m
Daylight Longest: 16h 32m · Shortest: 7h 28m

Nearby Stations

Saskatoon Water Tp, SK May 11 - September 21 Sonningdale, SK May 27 - September 11 Outlook Pfra, SK May 16 - September 20 Rosetown East, SK May 26 - September 13 Watrous East, SK May 19 - September 13 Pilger, SKMay 21 - September 16

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