Frost Dates for BARENCBURG, Svalbard
Elevation: 22 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 12
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 26
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 16
First Fall Frost
August 21
Hard Freeze (−2°C)
Last Spring Hard Freeze
May 30
First Fall Hard Freeze
September 7
Growing Season
75 Days
June 12 to August 26
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 4b
Avg. annual minimum: −32 to −29°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
-20°
-10°
0°
10°
Avg High
Avg Temp
Avg Low
Light Frost (0°C)
Hard Frost (−2°C)
Temperature table
| Month | Avg High | Avg Temp | Avg Low |
|---|---|---|---|
| January | -11° | -14° | -16° |
| February | -12° | -14° | -17° |
| March | -12° | -14° | -17° |
| April | -8° | -10° | -13° |
| May | -2° | -3° | -5° |
| June | 3° | 2° | 1° |
| July | 8° | 6° | 5° |
| August | 6° | 5° | 3° |
| September | 2° | 1° | -1° |
| October | -5° | -7° | -9° |
| November | -7° | -10° | -12° |
| December | -10° | -12° | -15° |
Precipitation
0 mm
20 mm
40 mm
60 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 58 |
| February | 43 |
| March | 43 |
| April | 10 |
| May | 8 |
| June | 0 |
| July | 20 |
| August | 46 |
| September | 56 |
| October | 46 |
| November | 53 |
| December | 53 |
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 | 6:54 AM | 5:06 PM | 10h 12m |
| April | 2:32 AM | 9:28 PM | 18h 55m |
| May | – | – | 24h (midnight sun) |
| June | – | – | 24h (midnight sun) |
| July | – | – | 24h (midnight sun) |
| August | – | – | 24h (midnight sun) |
| September | 5:18 AM | 6:42 PM | 13h 25m |
| October | 9:34 AM | 2:26 PM | 4h 53m |
| November | – | – | 0h (polar night) |
| December | – | – | 0h (polar night) |
Nearby Stations
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