Frost Dates for RANTASALMI RUKKASLUOTO, Finland

Elevation: 73 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 19
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 10
First Fall Frost October 14

Hard Freeze (−2°C)

Last Spring Hard Freeze April 26
First Fall Hard Freeze October 31
62.06°N, 28.57°W © OpenStreetMap

Growing Season

166 Days May 6 to October 19

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 6a

Avg. annual minimum: −23 to −21°C

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Dfb Warm-Summer Continental

Warm summers and cold, snowy winters. A shorter growing season than hot-summer continental. Hardy vegetables, root crops, and cool-season greens do well. Season extension is valuable.

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
9°
High: 12°C
Avg: 9°C
Low: 5°C
May
15°
High: 18°C
Avg: 15°C
Low: 12°C
Jun
18°
High: 21°C
Avg: 18°C
Low: 15°C
Jul
16°
High: 19°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: 0°C
Avg: -1°C
Low: -2°C
Nov
-5°
High: -3°C
Avg: -5°C
Low: -7°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
36 mm
35.6 mm
Jan
28 mm
27.9 mm
Feb
18 mm
17.8 mm
Mar
18 mm
17.8 mm
Apr
53 mm
53.3 mm
May
74 mm
73.7 mm
Jun
81 mm
81.3 mm
Jul
79 mm
78.7 mm
Aug
66 mm
66.0 mm
Sep
71 mm
71.1 mm
Oct
56 mm
55.9 mm
Nov
53 mm
53.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5.5h8.5h11.5h14.5h17.5h19h18.5h15.5h12.5h9.5h6.5h4.5h
Jan: 9:09 AM – 2:51 PM · 5h 42m
Feb: 7:46 AM – 4:14 PM · 8h 28m
Mar: 6:21 AM – 5:39 PM · 11h 17m
Apr: 4:47 AM – 7:13 PM · 14h 26m
May: 3:20 AM – 8:40 PM · 17h 19m
Jun: 2:23 AM – 9:37 PM · 19h 15m
Jul: 2:48 AM – 9:12 PM · 18h 24m
Aug: 4:10 AM – 7:50 PM · 15h 40m
Sep: 5:43 AM – 6:17 PM · 12h 33m
Oct: 7:14 AM – 4:46 PM · 9h 31m
Nov: 8:44 AM – 3:16 PM · 6h 33m
Dec: 9:38 AM – 2:22 PM · 4h 44m
Daylight Longest: 19h 19m · Shortest: 4h 41m

Nearby Stations

SAVONLINNA LENTOASEMA, Finland May 1 - October 18 JOROINEN VARKAUDEN LENTOASEMA, Finland May 3 - October 18 JUVA PARTALA, Finland May 5 - October 14 VARKAUS KOSULANNIEMI, Finland May 3 - October 19 PUNKAHARJU LAUKANSAARI, Finland May 5 - October 22 PUUMALA KIRKONKYLA, Finland May 1 - October 22

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