Frost Dates for Eureka, NU
Elevation: 10 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 15
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 13
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 19
First Fall Frost
August 5
Hard Freeze (−2°C)
Last Spring Hard Freeze
June 7
First Fall Hard Freeze
August 29
Growing Season
59 Days
June 15 to August 13
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 1a
Avg. annual minimum: −51 to −48°C
Köppen Climate
The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
ET
Tundra
No true summer — the warmest month averages below 10°C (50°F). Growing is limited to hardy greens, root crops, and cold-frames during the brief warm period. Permafrost restricts root depth.
Temperature
-45°
-30°
-15°
0°
Avg High
Avg Temp
Avg Low
Hard Frost (−2°C)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | -32° | -36° | -40° |
| February | -33° | -37° | -41° |
| March | -33° | -36° | -40° |
| April | -22° | -26° | -30° |
| May | -7° | -10° | -13° |
| June | 6° | 3° | 0° |
| July | 10° | 7° | 3° |
| August | 6° | 3° | 1° |
| September | -3° | -6° | -8° |
| October | -16° | -20° | -23° |
| November | -24° | -28° | -32° |
| December | -30° | -33° | -37° |
Precipitation
0 mm
10 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 0 |
| February | 0 |
| March | 0 |
| April | 0 |
| May | 0 |
| June | 0 |
| July | 3 |
| August | 5 |
| September | 0 |
| October | 0 |
| November | 0 |
| December | 0 |
Sunrise / Sunset
Daylight
Longest: 24h 00m · Shortest: 0h 00m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | – | – | 0h (polar night) |
| February | – | – | 0h (polar night) |
| March | 7:05 AM | 4:55 PM | 9h 51m |
| April | 1:21 AM | 10:39 PM | 21h 19m |
| May | – | – | 24h (midnight sun) |
| June | – | – | 24h (midnight sun) |
| July | – | – | 24h (midnight sun) |
| August | – | – | 24h (midnight sun) |
| September | 5:09 AM | 6:51 PM | 13h 41m |
| October | 10:53 AM | 1:07 PM | 2h 14m |
| November | – | – | 0h (polar night) |
| December | – | – | 0h (polar night) |
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.
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