Frost Dates for INARI KAAMANEN, Finland
Elevation: 154 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 25
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 29
First Fall Frost
September 26
Hard Freeze (−2°C)
Last Spring Hard Freeze
May 16
First Fall Hard Freeze
October 16
Growing Season
130 Days
May 25 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 5a
Avg. annual minimum: −29 to −26°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° | -7° | -9° |
| April | 1° | -2° | -5° |
| May | 6° | 3° | 0° |
| June | 12° | 9° | 6° |
| July | 16° | 13° | 10° |
| August | 14° | 12° | 9° |
| September | 9° | 7° | 5° |
| October | 2° | 1° | -1° |
| November | -3° | -5° | -7° |
| December | -6° | -8° | -11° |
Precipitation
0 mm
20 mm
40 mm
60 mm
80 mm
Precipitation table
| Month | Precipitation |
|---|---|
| January | 13 |
| February | 3 |
| March | 5 |
| April | 15 |
| May | 53 |
| June | 76 |
| July | 74 |
| August | 74 |
| September | 64 |
| October | 53 |
| November | 20 |
| December | 20 |
Sunrise / Sunset
Daylight
Longest: 24h 00m · Shortest: 0h 00m
Sunrise and sunset table
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | – | – | 0h (polar night) |
| February | 8:33 AM | 3:27 PM | 6h 54m |
| March | 6:30 AM | 5:30 PM | 11h 01m |
| April | 4:17 AM | 7:43 PM | 15h 26m |
| May | 1:47 AM | 10:13 PM | 20h 26m |
| June | – | – | 24h (midnight sun) |
| July | – | – | 24h (midnight sun) |
| August | 3:20 AM | 8:40 PM | 17h 21m |
| September | 5:37 AM | 6:23 PM | 12h 47m |
| October | 7:45 AM | 4:15 PM | 8h 29m |
| November | 10:23 AM | 1:37 PM | 3h 15m |
| December | – | – | 0h (polar night) |
Nearby Stations
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