Frost Dates for PUNKAHARJU LAUKANSAARI, Finland

Elevation: 85 m

Frost Dates

Last Spring Frost (50%) A 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 5
First Fall Frost (50%) A 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. October 22

30% Probability

Only 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 9
First Fall Frost October 17

Hard Freeze (−2°C)

Last Spring Hard Freeze April 24
First Fall Hard Freeze November 5
61.80°N, 29.32°E © OpenStreetMap

Growing Season

170 Days May 5 to October 22

USDA Hardiness Zone

Hardiness 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

The 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

Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)
Temperature table
Average monthly temperatures (°C)
Month Avg High Avg Temp Avg Low
January-5°-7°-9°
February-6°-8°-10°
March-2°-4°-6°
April4°1°-2°
May11°8°5°
June17°15°12°
July20°18°15°
August19°16°14°
September13°11°9°
October6°4°3°
November1°-1°-2°
December-3°-4°-6°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January38
February25
March18
April18
May46
June76
July84
August74
September61
October71
November51
December56

Sunrise / Sunset

Daylight Longest: 19h 12m · Shortest: 4h 48m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January9:06 AM2:54 PM5h 48m
February7:45 AM4:15 PM8h 31m
March6:21 AM5:39 PM11h 18m
April4:48 AM7:12 PM14h 24m
May3:22 AM8:38 PM17h 15m
June2:26 AM9:34 PM19h 08m
July2:51 AM9:09 PM18h 19m
August4:11 AM7:49 PM15h 38m
September5:43 AM6:17 PM12h 33m
October7:14 AM4:46 PM9h 33m
November8:41 AM3:19 PM6h 37m
December9:34 AM2:26 PM4h 51m

Nearby Stations

SAVONLINNA LENTOASEMA, Finland May 1 - October 18 PARIKKALA KOITSANLAHTI, Finland May 4 - October 15 RANTASALMI RUKKASLUOTO, Finland May 6 - October 19 PUUMALA KIRKONKYLA, Finland May 1 - October 22 TOHMAJARVI KEMIE, Finland May 6 - October 12 SORTAVALA, Russia April 30 - October 21

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