Frost Dates for SORVE, Latvia

Elevation: 1 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. April 13
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. November 18

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 18
First Fall Frost November 9

Hard Freeze (−2°C)

Last Spring Hard Freeze March 29
First Fall Hard Freeze December 4
57.92°N, 22.05°E © OpenStreetMap

Growing Season

219 Days April 13 to November 18

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 8a

Avg. annual minimum: −12 to −9°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
January1°0°-2°
February0°-1°-3°
March2°1°-1°
April6°4°2°
May11°9°7°
June16°14°12°
July19°18°16°
August19°18°16°
September15°14°13°
October10°9°8°
November6°5°4°
December3°2°0°

Precipitation

Precipitation table
Average monthly precipitation (millimeters)
MonthPrecipitation
January51
February38
March20
April23
May30
June58
July69
August81
September76
October81
November74
December74

Sunrise / Sunset

Daylight Longest: 17h 50m · Shortest: 6h 10m
Sunrise and sunset table
Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month Sunrise Sunset Daylight
January8:34 AM3:26 PM6h 53m
February7:29 AM4:31 PM9h 03m
March6:18 AM5:42 PM11h 24m
April4:59 AM7:01 PM14h 03m
May3:49 AM8:11 PM16h 23m
June3:06 AM8:54 PM17h 47m
July3:24 AM8:36 PM17h 12m
August4:28 AM7:32 PM15h 04m
September5:46 AM6:14 PM12h 28m
October7:03 AM4:57 PM9h 55m
November8:15 AM3:45 PM7h 31m
December8:54 AM3:06 PM6h 12m

Nearby Stations

KOLKA, Latvia April 14 - November 14 KURESSAARE-ROOMASSAA, Estonia April 20 - November 6 VILSANDI, Estonia April 22 - November 9 VENTSPILS, Latvia April 19 - November 7 MERSRAGS, Latvia April 12 - November 9 RISTNA, Estonia April 3 - November 29

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