Frost Dates for LOVIISA ORRENGRUND, Finland

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. April 23
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 31

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 April 27
First Fall Frost October 22

Hard Freeze (−2°C)

Last Spring Hard Freeze April 11
First Fall Hard Freeze November 10
60.27°N, 26.45°E © OpenStreetMap

Growing Season

191 Days April 23 to October 31

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 6b

Avg. annual minimum: −21 to −18°C

Learn more

Köppen Climate

The Köppen climate classification system categorizes climates based on temperature and precipitation patterns.
Dsb Warm-Summer Continental (Dry Summer)

Warm, dry summers and cold, snowy winters. Common in mountain regions. Moderate growing season with irrigation needs in summer.

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-2°-4°-6°
February-3°-5°-7°
March0°-2°-4°
April6°3°0°
May12°9°6°
June16°14°11°
July20°18°15°
August19°17°14°
September14°12°10°
October8°7°5°
November3°2°1°
December0°-1°-3°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January51
February43
March30
April25
May43
June66
July64
August71
September64
October76
November71
December71

Sunrise / Sunset

Daylight Longest: 18h 35m · Shortest: 5h 25m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January8:52 AM3:08 PM6h 16m
February7:38 AM4:22 PM8h 45m
March6:20 AM5:40 PM11h 20m
April4:52 AM7:08 PM14h 15m
May3:34 AM8:26 PM16h 53m
June2:44 AM9:16 PM18h 32m
July3:05 AM8:55 PM17h 49m
August4:18 AM7:42 PM15h 24m
September5:44 AM6:16 PM12h 31m
October7:09 AM4:51 PM9h 42m
November8:30 AM3:30 PM7h 00m
December9:16 AM2:44 PM5h 27m

Nearby Stations

KOTKA RANKKI, Finland April 28 - October 19 KOTKA KIRKONMAA, Finland April 27 - October 23 KOTKA HAAPASAARI, Finland April 28 - October 21 PORVOO EMASALO, Finland April 27 - October 21 PORVOO HARABACKA, Finland April 30 - October 18 KOUVOLA ANJALA, Finland May 2 - October 15

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