Frost Dates for KAJAANI PETAISENNISKA, Finland

Elevation: 165 m

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 13
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. October 10
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly 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 18
First Fall Frost October 4

Hard Freeze (−2°C)

Last Spring Hard Freeze May 4
First Fall Hard Freeze October 19
64.22°N, 27.75°W © OpenStreetMap

Growing Season

150 Days May 13 to October 10

USDA Hardiness Zone iHardiness 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

Learn more

Köppen Climate iThe 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.

Köppen climate map

Temperature

-15° -5° 5° 15°
-9°
High: -7°C
Avg: -9°C
Low: -11°C
Jan
-9°
High: -7°C
Avg: -9°C
Low: -11°C
Feb
-5°
High: -2°C
Avg: -5°C
Low: -7°C
Mar
0°
High: 4°C
Avg: 0°C
Low: -3°C
Apr
7°
High: 11°C
Avg: 7°C
Low: 3°C
May
13°
High: 17°C
Avg: 13°C
Low: 9°C
Jun
16°
High: 19°C
Avg: 16°C
Low: 13°C
Jul
14°
High: 17°C
Avg: 14°C
Low: 11°C
Aug
9°
High: 12°C
Avg: 9°C
Low: 7°C
Sep
3°
High: 4°C
Avg: 3°C
Low: 1°C
Oct
-2°
High: -1°C
Avg: -2°C
Low: -4°C
Nov
-6°
High: -4°C
Avg: -6°C
Low: -8°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 30 mm 60 mm 90 mm
28 mm
27.9 mm
Jan
20 mm
20.3 mm
Feb
20 mm
20.3 mm
Mar
18 mm
17.8 mm
Apr
58 mm
58.4 mm
May
76 mm
76.2 mm
Jun
94 mm
94.0 mm
Jul
79 mm
78.7 mm
Aug
74 mm
73.7 mm
Sep
69 mm
68.6 mm
Oct
58 mm
58.4 mm
Nov
53 mm
53.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5h8h11h14.5h18h20.5h19.5h16h12.5h9.5h6h3.5h
Jan: 9:35 AM – 2:25 PM · 4h 50m
Feb: 7:57 AM – 4:03 PM · 8h 06m
Mar: 6:23 AM – 5:37 PM · 11h 13m
Apr: 4:40 AM – 7:20 PM · 14h 41m
May: 3:01 AM – 8:59 PM · 17h 58m
Jun: 1:47 AM – 10:13 PM · 20h 25m
Jul: 2:21 AM – 9:39 PM · 19h 18m
Aug: 3:58 AM – 8:02 PM · 16h 04m
Sep: 5:42 AM – 6:18 PM · 12h 37m
Oct: 7:22 AM – 4:38 PM · 9h 16m
Nov: 9:04 AM – 2:56 PM · 5h 52m
Dec: 10:13 AM – 1:47 PM · 3h 34m
Daylight Longest: 20h 31m · Shortest: 3h 29m

Nearby Stations

KAJAANI LENTOASEMA-1, Finland May 12 - October 11 SOTKAMO KUOLANIEMI, Finland May 13 - October 9 VIEREMA KAARAKKALA, Finland May 14 - October 4 PUOLANKA PALJAKKA, Finland May 20 - September 26 VAALA PELSO, Finland May 12 - October 6 VALTIMO KK, Finland May 11 - October 7

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