Frost Dates for Claydon, 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 19
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 16
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 6

Hard Freeze (−2°C)

Last Spring Hard Freeze May 8
First Fall Hard Freeze September 24
49.13°N, -109.10°W © OpenStreetMap

Growing Season

120 Days May 19 to September 16

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.

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°
-10°
High: -5°C
Avg: -10°C
Low: -15°C
Jan
-8°
High: -3°C
Avg: -8°C
Low: -13°C
Feb
-2°
High: 3°C
Avg: -2°C
Low: -8°C
Mar
5°
High: 12°C
Avg: 5°C
Low: -2°C
Apr
11°
High: 17°C
Avg: 11°C
Low: 4°C
May
15°
High: 22°C
Avg: 15°C
Low: 8°C
Jun
19°
High: 27°C
Avg: 19°C
Low: 12°C
Jul
19°
High: 27°C
Avg: 19°C
Low: 11°C
Aug
13°
High: 21°C
Avg: 13°C
Low: 6°C
Sep
6°
High: 12°C
Avg: 6°C
Low: -1°C
Oct
-3°
High: 2°C
Avg: -3°C
Low: -8°C
Nov
-8°
High: -3°C
Avg: -8°C
Low: -13°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
3 mm
2.5 mm
Feb
10 mm
10.2 mm
Mar
25 mm
25.4 mm
Apr
64 mm
63.5 mm
May
86 mm
86.4 mm
Jun
38 mm
38.1 mm
Jul
41 mm
40.6 mm
Aug
20 mm
20.3 mm
Sep
5 mm
5.1 mm
Oct
5 mm
5.1 mm
Nov
5 mm
5.1 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 28m
May: 4:27 AM – 7:33 PM · 15h 05m
Jun: 4:01 AM – 7:59 PM · 15h 59m
Jul: 4:12 AM – 7:48 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 51m
Dec: 7:60 AM – 4:00 PM · 8h 01m
Daylight Longest: 16h 01m · Shortest: 7h 59m

Nearby Stations

Eastend Cypress (Aut), SK May 20 - September 20 Turner 11n, MT May 19 - September 21 Treelon, SKMay 23 - September 21 Chinook, MTMay 14 - September 23 Cypress Hills Park, SK May 23 - September 23 Cypress Hills, SK June 7 - August 30

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview