Frost Dates for NATTAVAARA_A, Sweden

Elevation: 325 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 22
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. September 23

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 26
First Fall Frost September 17

Hard Freeze (−2°C)

Last Spring Hard Freeze May 15
First Fall Hard Freeze October 8
66.75°N, 20.93°E © OpenStreetMap

Growing Season

124 Days May 22 to September 23

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 5a

Avg. annual minimum: −29 to −26°C

Learn more

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

Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January-8°-11°-14°
February-8°-11°-13°
March-3°-6°-9°
April3°-1°-5°
May9°5°0°
June15°11°7°
July18°14°11°
August16°12°9°
September10°7°4°
October2°0°-2°
November-4°-6°-8°
December-6°-9°-12°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January25
February23
March18
April30
May56
June84
July109
August84
September69
October46
November51
December46

Sunrise / Sunset

Daylight Longest: 24h 00m · Shortest: 0h 00m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January10:20 AM1:40 PM3h 20m
February8:13 AM3:47 PM7h 33m
March6:26 AM5:34 PM11h 07m
April4:29 AM7:31 PM15h 02m
May2:31 AM9:29 PM18h 59m
June––24h (midnight sun)
July1:34 AM10:26 PM20h 53m
August3:41 AM8:19 PM16h 39m
September5:39 AM6:21 PM12h 41m
October7:33 AM4:27 PM8h 55m
November9:36 AM2:24 PM4h 49m
December––0h (polar night)

Nearby Stations

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