Frost Dates for KUUSAMO LENTOASEMA-1, Finland
Elevation: 265 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 20
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 2
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 25
First Fall Frost
September 26
Hard Freeze (−2°C)
Last Spring Hard Freeze
May 13
First Fall Hard Freeze
October 13
Growing Season
135 Days
May 20 to October 2
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 5b
Avg. annual minimum: −26 to −23°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
-15°
-5°
5°
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 | -8° | -10° | -13° |
| February | -8° | -10° | -13° |
| March | -4° | -6° | -9° |
| April | 2° | -1° | -4° |
| May | 9° | 5° | 1° |
| June | 15° | 12° | 8° |
| July | 18° | 15° | 11° |
| August | 15° | 13° | 10° |
| September | 10° | 7° | 5° |
| October | 2° | 1° | -1° |
| November | -3° | -4° | -6° |
| December | -6° | -8° | -10° |
Precipitation
0 mm
30 mm
60 mm
90 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 20 |
| February | 15 |
| March | 15 |
| April | 20 |
| May | 56 |
| June | 76 |
| July | 86 |
| August | 69 |
| September | 66 |
| October | 64 |
| November | 46 |
| December | 30 |
Sunrise / Sunset
Daylight
Longest: 22h 15m · Shortest: 1h 45m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 10:04 AM | 1:56 PM | 3h 52m |
| February | 8:08 AM | 3:52 PM | 7h 44m |
| March | 6:25 AM | 5:35 PM | 11h 09m |
| April | 4:33 AM | 7:27 PM | 14h 55m |
| May | 2:41 AM | 9:19 PM | 18h 39m |
| June | 12:58 AM | 11:02 PM | 22h 03m |
| July | 1:51 AM | 10:09 PM | 20h 18m |
| August | 3:46 AM | 8:14 PM | 16h 27m |
| September | 5:40 AM | 6:20 PM | 12h 40m |
| October | 7:29 AM | 4:31 PM | 9h 01m |
| November | 9:25 AM | 2:35 PM | 5h 10m |
| December | 11:03 AM | 12:57 PM | 1h 55m |
Nearby Stations
KUUSAMO RUKATUNTURI, Finland
May 26 - September 22
KUUSAMO KIUTAKONGAS, Finland
May 19 - September 28
TAIVALKOSKI KK KAUPPATIE, Finland
May 19 - September 27
SALLA KK MYLLYTIE, Finland
May 20 - September 22
SUOMUSSALMI PESIO, Finland
May 18 - October 4
PUOLANKA PALJAKKA, Finland
May 20 - September 26
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