Frost Dates for Carman U Of M Cs, MB

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 20
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 23
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 24
First Fall Frost September 18

Hard Freeze (−2°C)

Last Spring Hard Freeze May 7
First Fall Hard Freeze October 5
49.50°N, -98.03°W © OpenStreetMap

Growing Season

126 Days May 20 to September 23

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

-25° -10° 5° 20°
-15°
High: -10°C
Avg: -15°C
Low: -20°C
Jan
-13°
High: -8°C
Avg: -13°C
Low: -19°C
Feb
-6°
High: -1°C
Avg: -6°C
Low: -11°C
Mar
4°
High: 10°C
Avg: 4°C
Low: -2°C
Apr
11°
High: 18°C
Avg: 11°C
Low: 4°C
May
17°
High: 23°C
Avg: 17°C
Low: 11°C
Jun
19°
High: 26°C
Avg: 19°C
Low: 13°C
Jul
18°
High: 25°C
Avg: 18°C
Low: 11°C
Aug
13°
High: 20°C
Avg: 13°C
Low: 7°C
Sep
5°
High: 11°C
Avg: 5°C
Low: 0°C
Oct
-4°
High: 1°C
Avg: -4°C
Low: -9°C
Nov
-12°
High: -7°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 30 mm 60 mm 90 mm
0 mm
0.0 mm
Jan
5 mm
5.1 mm
Feb
18 mm
17.8 mm
Mar
18 mm
17.8 mm
Apr
74 mm
73.7 mm
May
81 mm
81.3 mm
Jun
64 mm
63.5 mm
Jul
56 mm
55.9 mm
Aug
46 mm
45.7 mm
Sep
25 mm
25.4 mm
Oct
10 mm
10.2 mm
Nov
3 mm
2.5 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:48 AM – 4:12 PM · 8h 23m
Feb: 7:04 AM – 4:56 PM · 9h 52m
Mar: 6:13 AM – 5:47 PM · 11h 34m
Apr: 5:15 AM – 6:45 PM · 13h 30m
May: 4:26 AM – 7:34 PM · 15h 08m
Jun: 3:59 AM – 8:01 PM · 16h 02m
Jul: 4:10 AM – 7:50 PM · 15h 40m
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 29m
Nov: 7:36 AM – 4:24 PM · 8h 48m
Dec: 8:01 AM – 3:59 PM · 7h 57m
Daylight Longest: 16h 04m · Shortest: 7h 56m

Nearby Stations

Carman, MBMay 18 - September 20 Miami Thiessen, MB May 14 - September 24 Deerwood Rcs, MB May 18 - September 25 Morden Cda Cs, MB May 15 - September 30 Portage Southport, MB May 17 - September 25 Marquette, MB May 17 - September 28

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