Frost Dates for HELSINKI-MALMIN LENTOASEMA, 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 30
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. October 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 May 5
First Fall Frost October 11

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze April 19
First Fall Hard Freeze October 30
60.25°N, 25.05°W © OpenStreetMap

Growing Season

169 Days April 30 to October 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 6a

Learn more

Temperature

10° 30° 50° 70°
24°
High: 28°
Avg: 24°
Low: 20°
Jan
23°
High: 27°
Avg: 23°
Low: 18°
Feb
29°
High: 34°
Avg: 29°
Low: 22°
Mar
39°
High: 47°
Avg: 39°
Low: 32°
Apr
51°
High: 59°
Avg: 51°
Low: 42°
May
59°
High: 66°
Avg: 59°
Low: 51°
Jun
65°
High: 71°
Avg: 65°
Low: 57°
Jul
62°
High: 69°
Avg: 62°
Low: 55°
Aug
53°
High: 59°
Avg: 53°
Low: 48°
Sep
43°
High: 47°
Avg: 43°
Low: 38°
Oct
35°
High: 38°
Avg: 35°
Low: 31°
Nov
28°
High: 32°
Avg: 28°
Low: 25°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 3" 3.2"
2.3"
2.30"
Jan
1.6"
1.60"
Feb
1.2"
1.20"
Mar
1.3"
1.30"
Apr
1.6"
1.60"
May
2.9"
2.90"
Jun
3.2"
3.20"
Jul
3.1"
3.10"
Aug
2.5"
2.50"
Sep
2.6"
2.60"
Oct
2.8"
2.80"
Nov
2.7"
2.70"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec6h9h11h14h17h19h18h15h13h10h7h5h
Jan: 8:52 AM – 3:08 PM · 6h 17m
Feb: 7:38 AM – 4:22 PM · 8h 45m
Mar: 6:20 AM – 5:40 PM · 11h 20m
Apr: 4:53 AM – 7:07 PM · 14h 15m
May: 3:34 AM – 8:26 PM · 16h 52m
Jun: 2:44 AM – 9:16 PM · 18h 32m
Jul: 3:06 AM – 8:54 PM · 17h 49m
Aug: 4:18 AM – 7:42 PM · 15h 23m
Sep: 5:44 AM – 6:16 PM · 12h 31m
Oct: 7:09 AM – 4:51 PM · 9h 42m
Nov: 8:30 AM – 3:30 PM · 7h 01m
Dec: 9:16 AM – 2:44 PM · 5h 28m
Daylight Longest: 18h 35m · Shortest: 5h 25m

Nearby Stations

HELSINKI KUMPULA, Finland April 28 - October 18 HELSINKI ILMALA, Finland April 28 - October 19 VANTAA HELSINKI-VANTAAN LENTOA, Finland May 2 - October 15 HELSINKI RAUTATIENTORI, Finland April 27 - October 20 HELSINKI KAISANIEMI AWS, Finland April 28 - October 19 HELSINKI ISOSAARI, Finland April 24 - October 24

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