Frost Dates for KUHMO KALLIOJOKI, Finland

Elevation: 199 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 15
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 7
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 19
First Fall Frost October 1

Hard Freeze (−2°C)

Last Spring Hard Freeze May 5
First Fall Hard Freeze October 20
64.30°N, 30.17°W © OpenStreetMap

Growing Season

145 Days May 15 to October 7

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 5a

Avg. annual minimum: −29 to −26°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°
-10°
High: -7°C
Avg: -10°C
Low: -12°C
Jan
-9°
High: -7°C
Avg: -9°C
Low: -12°C
Feb
-5°
High: -2°C
Avg: -5°C
Low: -8°C
Mar
0°
High: 4°C
Avg: 0°C
Low: -4°C
Apr
7°
High: 11°C
Avg: 7°C
Low: 2°C
May
13°
High: 17°C
Avg: 13°C
Low: 9°C
Jun
16°
High: 19°C
Avg: 16°C
Low: 12°C
Jul
14°
High: 17°C
Avg: 14°C
Low: 11°C
Aug
9°
High: 11°C
Avg: 9°C
Low: 6°C
Sep
2°
High: 4°C
Avg: 2°C
Low: 0°C
Oct
-3°
High: -1°C
Avg: -3°C
Low: -5°C
Nov
-7°
High: -5°C
Avg: -7°C
Low: -9°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
13 mm
12.7 mm
Feb
20 mm
20.3 mm
Mar
28 mm
27.9 mm
Apr
69 mm
68.6 mm
May
74 mm
73.7 mm
Jun
84 mm
83.8 mm
Jul
81 mm
81.3 mm
Aug
64 mm
63.5 mm
Sep
71 mm
71.1 mm
Oct
56 mm
55.9 mm
Nov
53 mm
53.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5h8h11h14.5h18h20.5h19.5h16h12.5h9.5h6h3.5h
Jan: 9:36 AM – 2:24 PM · 4h 48m
Feb: 7:58 AM – 4:02 PM · 8h 05m
Mar: 6:23 AM – 5:37 PM · 11h 13m
Apr: 4:39 AM – 7:21 PM · 14h 41m
May: 3:00 AM – 8:60 PM · 17h 60m
Jun: 1:46 AM – 10:14 PM · 20h 28m
Jul: 2:20 AM – 9:40 PM · 19h 20m
Aug: 3:57 AM – 8:03 PM · 16h 05m
Sep: 5:42 AM – 6:18 PM · 12h 37m
Oct: 7:22 AM – 4:38 PM · 9h 15m
Nov: 9:05 AM – 2:55 PM · 5h 51m
Dec: 10:15 AM – 1:45 PM · 3h 31m
Daylight Longest: 20h 35m · Shortest: 3h 26m

Nearby Stations

REBOLY, RussiaMay 13 - October 10 LIEKSA LAMPELA, Finland May 10 - October 11 UKHTA KALEVALA, Russia May 18 - October 9 KALEVALA, Russia May 18 - October 9 JUUKA NIEMELA, Finland May 8 - October 14 ILOMANTSI POTSONVAARA, Finland May 15 - October 6

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