Frost Dates for Morden Cda 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 15
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 30
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 26

Hard Freeze (−2°C)

Last Spring Hard Freeze May 5
First Fall Hard Freeze October 11
49.18°N, -98.08°W © OpenStreetMap

Growing Season

138 Days May 15 to September 30

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 4a

Avg. annual minimum: −30 to −25°F (−34 to −32°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°
-13°
High: -9°C
Avg: -13°C
Low: -18°C
Jan
-12°
High: -8°C
Avg: -12°C
Low: -17°C
Feb
-4°
High: 0°C
Avg: -4°C
Low: -9°C
Mar
5°
High: 10°C
Avg: 5°C
Low: -1°C
Apr
12°
High: 18°C
Avg: 12°C
Low: 5°C
May
18°
High: 23°C
Avg: 18°C
Low: 12°C
Jun
20°
High: 26°C
Avg: 20°C
Low: 15°C
Jul
19°
High: 25°C
Avg: 19°C
Low: 13°C
Aug
14°
High: 20°C
Avg: 14°C
Low: 8°C
Sep
6°
High: 11°C
Avg: 6°C
Low: 1°C
Oct
-3°
High: 2°C
Avg: -3°C
Low: -7°C
Nov
-11°
High: -7°C
Avg: -11°C
Low: -15°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
8 mm
7.6 mm
Mar
13 mm
12.7 mm
Apr
71 mm
71.1 mm
May
86 mm
86.4 mm
Jun
61 mm
61.0 mm
Jul
56 mm
55.9 mm
Aug
53 mm
53.3 mm
Sep
23 mm
22.9 mm
Oct
10 mm
10.2 mm
Nov
8 mm
7.6 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h16h15.5h14h12.5h10.5h9h8h
Jan: 7:47 AM – 4:13 PM · 8h 26m
Feb: 7:03 AM – 4:57 PM · 9h 53m
Mar: 6:13 AM – 5:47 PM · 11h 34m
Apr: 5:16 AM – 6:44 PM · 13h 29m
May: 4:27 AM – 7:33 PM · 15h 06m
Jun: 4:00 AM – 7:60 PM · 15h 59m
Jul: 4:11 AM – 7:49 PM · 15h 37m
Aug: 4:54 AM – 7:06 PM · 14h 12m
Sep: 5:50 AM – 6:10 PM · 12h 21m
Oct: 6:45 AM – 5:15 PM · 10h 30m
Nov: 7:35 AM – 4:25 PM · 8h 50m
Dec: 7:60 AM – 4:00 PM · 8h 00m
Daylight Longest: 16h 01m · Shortest: 7h 59m

Nearby Stations

Carman, MBMay 18 - September 20 Deerwood Rcs, MB May 18 - September 25 Miami Thiessen, MB May 14 - September 24 Carman U Of M Cs, MB May 20 - September 23 Gretna (Aut), MB May 20 - September 23 Snowflake, MB May 20 - September 18

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