Frost Dates for KUOPIO RITONIEMI, Finland

Elevation: 78 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 6
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 24
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 11
First Fall Frost October 19

Hard Freeze (−2°C)

Last Spring Hard Freeze April 24
First Fall Hard Freeze November 5
62.80°N, 27.91°W © OpenStreetMap

Growing Season

171 Days May 6 to October 24

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

-10° 0° 10° 20°
-8°
High: -6°C
Avg: -8°C
Low: -10°C
Jan
-8°
High: -6°C
Avg: -8°C
Low: -10°C
Feb
-4°
High: -2°C
Avg: -4°C
Low: -6°C
Mar
1°
High: 4°C
Avg: 1°C
Low: -2°C
Apr
8°
High: 11°C
Avg: 8°C
Low: 4°C
May
14°
High: 17°C
Avg: 14°C
Low: 11°C
Jun
18°
High: 20°C
Avg: 18°C
Low: 15°C
Jul
16°
High: 18°C
Avg: 16°C
Low: 14°C
Aug
11°
High: 13°C
Avg: 11°C
Low: 9°C
Sep
4°
High: 6°C
Avg: 4°C
Low: 3°C
Oct
-1°
High: 1°C
Avg: -1°C
Low: -2°C
Nov
-5°
High: -3°C
Avg: -5°C
Low: -6°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
25 mm
25.4 mm
Feb
20 mm
20.3 mm
Mar
20 mm
20.3 mm
Apr
56 mm
55.9 mm
May
71 mm
71.1 mm
Jun
86 mm
86.4 mm
Jul
84 mm
83.8 mm
Aug
74 mm
73.7 mm
Sep
79 mm
78.7 mm
Oct
64 mm
63.5 mm
Nov
58 mm
58.4 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5.5h8.5h11.5h14.5h17.5h19.5h18.5h16h12.5h9.5h6.5h4.5h
Jan: 9:17 AM – 2:43 PM · 5h 26m
Feb: 7:49 AM – 4:11 PM · 8h 21m
Mar: 6:22 AM – 5:38 PM · 11h 16m
Apr: 4:45 AM – 7:15 PM · 14h 31m
May: 3:14 AM – 8:46 PM · 17h 32m
Jun: 2:12 AM – 9:48 PM · 19h 36m
Jul: 2:40 AM – 9:20 PM · 18h 41m
Aug: 4:06 AM – 7:54 PM · 15h 48m
Sep: 5:43 AM – 6:17 PM · 12h 35m
Oct: 7:17 AM – 4:43 PM · 9h 26m
Nov: 8:50 AM – 3:10 PM · 6h 20m
Dec: 9:48 AM – 2:12 PM · 4h 23m
Daylight Longest: 19h 40m · Shortest: 4h 20m

Nearby Stations

KUOPIO SAVILAHTI, Finland May 6 - October 20 SIILINJARVI KUOPION LENTOASEMA, Finland May 7 - October 19 MAANINKA HALOLA, Finland May 7 - October 14 VARKAUS KOSULANNIEMI, Finland May 3 - October 19 JOROINEN VARKAUDEN LENTOASEMA, Finland May 3 - October 18 RAUTAVAARA YLA-LUOSTA, Finland May 10 - October 10

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