Frost Dates for JOMALA MAARIANHAMINAN LENTOASE, Finland

Elevation: 2 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. April 20
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. November 15
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 April 26
First Fall Frost November 6

Hard Freeze (−2°C)

Last Spring Hard Freeze April 1
First Fall Hard Freeze December 1
60.12°N, 19.91°W © OpenStreetMap

Growing Season

209 Days April 20 to November 15

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 8a

Avg. annual minimum: −12 to −9°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

-5° 5° 15°
0°
High: 1°C
Avg: 0°C
Low: -2°C
Jan
-2°
High: 0°C
Avg: -2°C
Low: -3°C
Feb
0°
High: 2°C
Avg: 0°C
Low: -2°C
Mar
4°
High: 6°C
Avg: 4°C
Low: 1°C
Apr
9°
High: 11°C
Avg: 9°C
Low: 6°C
May
13°
High: 16°C
Avg: 13°C
Low: 11°C
Jun
17°
High: 19°C
Avg: 17°C
Low: 15°C
Jul
17°
High: 19°C
Avg: 17°C
Low: 15°C
Aug
13°
High: 15°C
Avg: 13°C
Low: 11°C
Sep
8°
High: 9°C
Avg: 8°C
Low: 6°C
Oct
4°
High: 5°C
Avg: 4°C
Low: 3°C
Nov
1°
High: 3°C
Avg: 1°C
Low: 0°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 20 mm 40 mm 60 mm
36 mm
35.6 mm
Jan
8 mm
7.6 mm
Feb
8 mm
7.6 mm
Mar
20 mm
20.3 mm
Apr
30 mm
30.5 mm
May
51 mm
50.8 mm
Jun
56 mm
55.9 mm
Jul
69 mm
68.6 mm
Aug
41 mm
40.6 mm
Sep
64 mm
63.5 mm
Oct
66 mm
66.0 mm
Nov
53 mm
53.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6.5h9h11.5h14h17h18.5h18h15.5h12.5h9.5h7h5.5h
Jan: 8:51 AM – 3:09 PM · 6h 19m
Feb: 7:37 AM – 4:23 PM · 8h 46m
Mar: 6:20 AM – 5:40 PM · 11h 21m
Apr: 4:53 AM – 7:07 PM · 14h 14m
May: 3:35 AM – 8:25 PM · 16h 51m
Jun: 2:46 AM – 9:14 PM · 18h 29m
Jul: 3:07 AM – 8:53 PM · 17h 47m
Aug: 4:19 AM – 7:41 PM · 15h 22m
Sep: 5:45 AM – 6:15 PM · 12h 31m
Oct: 7:08 AM – 4:52 PM · 9h 43m
Nov: 8:29 AM – 3:31 PM · 7h 03m
Dec: 9:15 AM – 2:45 PM · 5h 31m
Daylight Longest: 18h 32m · Shortest: 5h 28m

Nearby Stations

JOMALA JOMALABY, Finland April 21 - November 12 LEMLAND NYHAMN, Finland April 16 - November 23 HAMMARLAND MARKET, Finland April 5 - November 24 KUMLINGE KIRKONKYLA, Finland April 11 - November 24 SODERARM, Sweden April 5 - November 27 KOKAR BOGSKAR, Finland April 4 - December 3

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview