Frost Dates for MEHAMN LUFTHAVN, Norway
Elevation: 9 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.
May 19
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.
October 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
May 24
First Fall Frost
October 7
Hard Freeze (−2°C)
Last Spring Hard Freeze
May 5
First Fall Hard Freeze
October 20
Growing Season
147 Days
May 19 to October 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 7a
Avg. annual minimum: −18 to −15°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
-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 | -3° | -5° | -7° |
| February | -4° | -5° | -7° |
| March | -2° | -4° | -5° |
| April | 1° | -1° | -3° |
| May | 5° | 3° | 1° |
| June | 9° | 7° | 5° |
| July | 13° | 11° | 9° |
| August | 12° | 11° | 8° |
| September | 9° | 8° | 6° |
| October | 4° | 3° | 1° |
| November | 1° | -1° | -3° |
| December | -1° | -3° | -5° |
Precipitation
0 mm
30 mm
60 mm
90 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 79 |
| February | 71 |
| March | 74 |
| April | 66 |
| May | 71 |
| June | 71 |
| July | 74 |
| August | 74 |
| September | 71 |
| October | 94 |
| November | 74 |
| December | 76 |
Sunrise / Sunset
Daylight
Longest: 24h 00m · Shortest: 0h 00m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | – | – | 0h (polar night) |
| February | 8:54 AM | 3:06 PM | 6h 13m |
| March | 6:33 AM | 5:27 PM | 10h 54m |
| April | 4:05 AM | 7:55 PM | 15h 51m |
| May | 12:32 AM | 11:28 PM | 22h 55m |
| June | – | – | 24h (midnight sun) |
| July | – | – | 24h (midnight sun) |
| August | 2:58 AM | 9:02 PM | 18h 04m |
| September | 5:34 AM | 6:26 PM | 12h 52m |
| October | 7:58 AM | 4:02 PM | 8h 04m |
| November | – | – | 0h (polar night) |
| December | – | – | 0h (polar night) |
Nearby Stations
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