Frost Dates for Two Hills, AB

Based on data from Ranfurly 2nw weather station, 20 miles away

Elevation: 605 m

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 18
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 17
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 23
First Fall Frost September 12

Hard Freeze (−2°C)

Last Spring Hard Freeze May 1
First Fall Hard Freeze September 26
53.71°N, -111.75°W © OpenStreetMap

Growing Season

122 Days May 18 to September 17

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: -18°C
Jan
-10°
High: -5°C
Avg: -10°C
Low: -15°C
Feb
-5°
High: 0°C
Avg: -5°C
Low: -10°C
Mar
4°
High: 10°C
Avg: 4°C
Low: -2°C
Apr
11°
High: 18°C
Avg: 11°C
Low: 4°C
May
15°
High: 21°C
Avg: 15°C
Low: 9°C
Jun
17°
High: 24°C
Avg: 17°C
Low: 11°C
Jul
16°
High: 23°C
Avg: 16°C
Low: 10°C
Aug
11°
High: 18°C
Avg: 11°C
Low: 4°C
Sep
4°
High: 9°C
Avg: 4°C
Low: -2°C
Oct
-5°
High: -1°C
Avg: -5°C
Low: -10°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
13 mm
12.7 mm
Jan
0 mm
0.0 mm
Feb
8 mm
7.6 mm
Mar
28 mm
27.9 mm
Apr
48 mm
48.3 mm
May
79 mm
78.7 mm
Jun
81 mm
81.3 mm
Jul
64 mm
63.5 mm
Aug
33 mm
33.0 mm
Sep
5 mm
5.1 mm
Oct
13 mm
12.7 mm
Nov
13 mm
12.7 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8h9.5h11.5h13.5h15.5h16.5h16.5h14.5h12.5h10h8.5h7.5h
Jan: 8:43 AM – 4:30 PM · 7h 47m
Feb: 7:56 AM – 5:27 PM · 9h 32m
Mar: 7:52 AM – 7:21 PM · 11h 30m
Apr: 6:36 AM – 8:19 PM · 13h 43m
May: 5:34 AM – 9:12 PM · 15h 38m
Jun: 5:05 AM – 9:49 PM · 16h 44m
Jul: 5:24 AM – 9:41 PM · 16h 17m
Aug: 6:14 AM – 8:48 PM · 14h 34m
Sep: 7:09 AM – 7:33 PM · 12h 24m
Oct: 8:05 AM – 6:19 PM · 10h 15m
Nov: 8:04 AM – 4:20 PM · 8h 17m
Dec: 8:45 AM – 4:01 PM · 7h 16m
Daylight Mountain Time (MT) Longest: 16h 46m · Shortest: 7h 14m

Nearby Stations

Vegreville, AB May 19 - September 11 Tofield North, AB May 25 - September 16 Fabyan, ABMay 21 - September 14 Sedgewick Town, AB May 19 - September 15 Andrew, ABMay 20 - September 13 Wainwright Cfb Airfield 21, AB May 17 - September 21

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