Frost Dates for VALTIMO KK, Finland

Elevation: 111 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 11
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 17
First Fall Frost October 1

Hard Freeze (−2°C)

Last Spring Hard Freeze May 3
First Fall Hard Freeze October 18
63.67°N, 28.83°W © OpenStreetMap

Growing Season

149 Days May 11 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° 25°
-9°
High: -6°C
Avg: -9°C
Low: -11°C
Jan
-9°
High: -6°C
Avg: -9°C
Low: -11°C
Feb
-4°
High: -1°C
Avg: -4°C
Low: -8°C
Mar
1°
High: 5°C
Avg: 1°C
Low: -3°C
Apr
8°
High: 12°C
Avg: 8°C
Low: 4°C
May
14°
High: 17°C
Avg: 14°C
Low: 10°C
Jun
17°
High: 20°C
Avg: 17°C
Low: 13°C
Jul
15°
High: 18°C
Avg: 15°C
Low: 11°C
Aug
9°
High: 12°C
Avg: 9°C
Low: 7°C
Sep
3°
High: 5°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
38 mm
38.1 mm
Jan
33 mm
33.0 mm
Feb
28 mm
27.9 mm
Mar
28 mm
27.9 mm
Apr
64 mm
63.5 mm
May
84 mm
83.8 mm
Jun
89 mm
88.9 mm
Jul
84 mm
83.8 mm
Aug
74 mm
73.7 mm
Sep
74 mm
73.7 mm
Oct
64 mm
63.5 mm
Nov
66 mm
66.0 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5h8h11h14.5h18h20h19h16h12.5h9.5h6h4h
Jan: 9:27 AM – 2:33 PM · 5h 05m
Feb: 7:54 AM – 4:06 PM · 8h 12m
Mar: 6:23 AM – 5:37 PM · 11h 14m
Apr: 4:42 AM – 7:18 PM · 14h 37m
May: 3:06 AM – 8:54 PM · 17h 47m
Jun: 1:58 AM – 10:02 PM · 20h 04m
Jul: 2:29 AM – 9:31 PM · 19h 02m
Aug: 4:01 AM – 7:59 PM · 15h 58m
Sep: 5:42 AM – 6:18 PM · 12h 36m
Oct: 7:20 AM – 4:40 PM · 9h 20m
Nov: 8:58 AM – 3:02 PM · 6h 04m
Dec: 10:03 AM – 1:57 PM · 3h 55m
Daylight Longest: 20h 10m · Shortest: 3h 51m

Nearby Stations

RAUTAVAARA YLA-LUOSTA, Finland May 10 - October 10 JUUKA NIEMELA, Finland May 8 - October 14 SOTKAMO KUOLANIEMI, Finland May 13 - October 9 KAJAANI PETAISENNISKA, Finland May 13 - October 10 VIEREMA KAARAKKALA, Finland May 14 - October 4 KAJAANI LENTOASEMA-1, Finland May 12 - October 11

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