Frost Dates for Garden River, AB
Elevation: 241 m
Frost Dates
Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide.
June 4
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date.
August 31
30% Probability
Only 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
June 11
First Fall Frost
August 23
Hard Freeze (−2°C)
Last Spring Hard Freeze
May 24
First Fall Hard Freeze
September 15
Growing Season
88 Days
June 4 to August 31
USDA Hardiness Zone
Hardiness 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 2b
Avg. annual minimum: −43 to −40°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dfc
Subarctic
Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.
Temperature
-30°
-15°
0°
15°
Avg High
Avg Temp
Avg Low
Light Frost (0°C)
Hard Frost (−2°C)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | -15° | -20° | -26° |
| February | -9° | -16° | -24° |
| March | -1° | -9° | -17° |
| April | 10° | 2° | -6° |
| May | 18° | 10° | 1° |
| June | 23° | 15° | 7° |
| July | 25° | 17° | 10° |
| August | 23° | 15° | 8° |
| September | 17° | 10° | 2° |
| October | 7° | 2° | -4° |
| November | -5° | -10° | -14° |
| December | -13° | -18° | -23° |
Precipitation
0 mm
20 mm
40 mm
60 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 15 |
| February | 13 |
| March | 13 |
| April | 5 |
| May | 15 |
| June | 43 |
| July | 69 |
| August | 38 |
| September | 30 |
| October | 13 |
| November | 23 |
| December | 0 |
Sunrise / Sunset
Daylight
Longest: 18h 04m · Shortest: 5h 56m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:39 AM | 3:21 PM | 6h 41m |
| February | 7:31 AM | 4:29 PM | 8h 57m |
| March | 6:19 AM | 5:41 PM | 11h 23m |
| April | 4:57 AM | 7:03 PM | 14h 07m |
| May | 3:44 AM | 8:16 PM | 16h 32m |
| June | 2:59 AM | 9:01 PM | 18h 01m |
| July | 3:18 AM | 8:42 PM | 17h 24m |
| August | 4:25 AM | 7:35 PM | 15h 10m |
| September | 5:45 AM | 6:15 PM | 12h 29m |
| October | 7:05 AM | 4:55 PM | 9h 51m |
| November | 8:19 AM | 3:41 PM | 7h 21m |
| December | 9:01 AM | 2:59 PM | 5h 58m |
Plan Your Garden with Planter
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