Frost Dates for Lac La Martre, NT
Elevation: 271 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 7
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 15
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 13
First Fall Frost
August 5
Hard Freeze (−2°C)
Last Spring Hard Freeze
May 25
First Fall Hard Freeze
September 5
Growing Season
69 Days
June 7 to August 15
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 2a
Avg. annual minimum: −46 to −43°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 | -20° | -25° | -29° |
| February | -17° | -23° | -29° |
| March | -10° | -17° | -24° |
| April | 1° | -6° | -13° |
| May | 11° | 5° | -1° |
| June | 19° | 13° | 7° |
| July | 22° | 16° | 10° |
| August | 19° | 13° | 7° |
| September | 11° | 7° | 2° |
| October | 1° | -3° | -6° |
| November | -10° | -15° | -19° |
| December | -18° | -22° | -27° |
Precipitation
0 mm
10 mm
20 mm
30 mm
40 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 3 |
| February | 3 |
| March | 0 |
| April | 0 |
| May | 3 |
| June | 15 |
| July | 33 |
| August | 18 |
| September | 8 |
| October | 5 |
| November | 0 |
| December | 0 |
Sunrise / Sunset
Daylight
Mountain Time (MT)
Longest: 19h 51m · Shortest: 4h 09m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 10:19 AM | 3:38 PM | 5h 18m |
| February | 8:55 AM | 5:12 PM | 8h 18m |
| March | 8:21 AM | 7:36 PM | 11h 15m |
| April | 6:33 AM | 9:06 PM | 14h 33m |
| May | 4:56 AM | 10:34 PM | 17h 38m |
| June | 3:56 AM | 11:42 PM | 19h 46m |
| July | 4:30 AM | 11:19 PM | 18h 49m |
| August | 5:57 AM | 9:49 PM | 15h 52m |
| September | 7:26 AM | 8:01 PM | 12h 35m |
| October | 8:52 AM | 6:16 PM | 9h 24m |
| November | 9:27 AM | 3:41 PM | 6h 14m |
| December | 10:38 AM | 2:51 PM | 4h 13m |
Nearby Stations
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