Frost Dates for KUSTAVI ISOKARI, Finland

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 10
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 16
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 15
First Fall Frost November 5

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze March 26
First Fall Hard Freeze November 29
60.72°N, 21.03°W © OpenStreetMap

Growing Season

220 Days April 10 to November 16

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 7b

Learn more

Temperature

20° 40° 60°
31°
High: 33°
Avg: 31°
Low: 28°
Jan
28°
High: 30°
Avg: 28°
Low: 25°
Feb
31°
High: 33°
Avg: 31°
Low: 28°
Mar
37°
High: 39°
Avg: 37°
Low: 35°
Apr
44°
High: 46°
Avg: 44°
Low: 42°
May
53°
High: 55°
Avg: 53°
Low: 51°
Jun
61°
High: 63°
Avg: 61°
Low: 60°
Jul
62°
High: 64°
Avg: 62°
Low: 60°
Aug
55°
High: 57°
Avg: 55°
Low: 54°
Sep
47°
High: 48°
Avg: 47°
Low: 45°
Oct
40°
High: 41°
Avg: 40°
Low: 38°
Nov
35°
High: 37°
Avg: 35°
Low: 33°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 3" 3.1"
1.9"
1.90"
Jan
0.9"
0.90"
Feb
0.6"
0.60"
Mar
0.9"
0.90"
Apr
1.2"
1.20"
May
1.9"
1.90"
Jun
2.5"
2.50"
Jul
2.8"
2.80"
Aug
2.6"
2.60"
Sep
3.1"
3.10"
Oct
3.0"
3.00"
Nov
2.9"
2.90"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6h9h11h14h17h19h18h15h13h10h7h5h
Jan: 8:56 AM – 3:04 PM · 6h 08m
Feb: 7:40 AM – 4:20 PM · 8h 41m
Mar: 6:20 AM – 5:40 PM · 11h 20m
Apr: 4:51 AM – 7:09 PM · 14h 18m
May: 3:31 AM – 8:29 PM · 16h 59m
Jun: 2:39 AM – 9:21 PM · 18h 42m
Jul: 3:01 AM – 8:59 PM · 17h 57m
Aug: 4:16 AM – 7:44 PM · 15h 28m
Sep: 5:44 AM – 6:16 PM · 12h 32m
Oct: 7:10 AM – 4:50 PM · 9h 40m
Nov: 8:33 AM – 3:27 PM · 6h 54m
Dec: 9:21 AM – 2:39 PM · 5h 18m
Daylight Longest: 18h 45m · Shortest: 5h 15m

Nearby Stations

RAUMA KYLMAPIHLAJA, Finland April 19 - November 2 KUMLINGE KIRKONKYLA, Finland April 11 - November 24 TURKU ARTUKAINEN, Finland May 1 - October 17 TURKU TURUN LENTOASEMA, Finland May 5 - October 13 PARAINEN FAGERHOLM, Finland April 22 - November 7 KAARINA YLTOINEN, Finland May 1 - October 15

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