Frost Dates for VIRRAT AIJANNEVA, Finland

Elevation: 146 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. May 7
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 9
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 12
First Fall Frost October 2

Hard Freeze (−2°C)

Last Spring Hard Freeze April 24
First Fall Hard Freeze October 21
62.33°N, 23.55°W © OpenStreetMap

Growing Season

155 Days May 7 to October 9

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 5b

Avg. annual minimum: −26 to −23°C

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Köppen climate map

Temperature

-10° 0° 10° 20°
-6°
High: -4°C
Avg: -6°C
Low: -8°C
Jan
-7°
High: -4°C
Avg: -7°C
Low: -9°C
Feb
-3°
High: 0°C
Avg: -3°C
Low: -6°C
Mar
3°
High: 7°C
Avg: 3°C
Low: -2°C
Apr
9°
High: 13°C
Avg: 9°C
Low: 5°C
May
14°
High: 18°C
Avg: 14°C
Low: 10°C
Jun
17°
High: 20°C
Avg: 17°C
Low: 13°C
Jul
15°
High: 19°C
Avg: 15°C
Low: 12°C
Aug
10°
High: 13°C
Avg: 10°C
Low: 7°C
Sep
4°
High: 6°C
Avg: 4°C
Low: 2°C
Oct
0°
High: 1°C
Avg: 0°C
Low: -2°C
Nov
-4°
High: -2°C
Avg: -4°C
Low: -6°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 30 mm 60 mm 90 mm
36 mm
35.6 mm
Jan
20 mm
20.3 mm
Feb
15 mm
15.2 mm
Mar
30 mm
30.5 mm
Apr
51 mm
50.8 mm
May
79 mm
78.7 mm
Jun
86 mm
86.4 mm
Jul
79 mm
78.7 mm
Aug
61 mm
61.0 mm
Sep
69 mm
68.6 mm
Oct
66 mm
66.0 mm
Nov
48 mm
48.3 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5.5h8.5h11.5h14.5h17.5h19.5h18.5h15.5h12.5h9.5h6.5h4.5h
Jan: 9:12 AM – 2:48 PM · 5h 37m
Feb: 7:47 AM – 4:13 PM · 8h 26m
Mar: 6:22 AM – 5:38 PM · 11h 17m
Apr: 4:46 AM – 7:14 PM · 14h 27m
May: 3:18 AM – 8:42 PM · 17h 24m
Jun: 2:19 AM – 9:41 PM · 19h 22m
Jul: 2:45 AM – 9:15 PM · 18h 30m
Aug: 4:08 AM – 7:52 PM · 15h 43m
Sep: 5:43 AM – 6:17 PM · 12h 34m
Oct: 7:15 AM – 4:45 PM · 9h 29m
Nov: 8:46 AM – 3:14 PM · 6h 28m
Dec: 9:41 AM – 2:19 PM · 4h 37m
Daylight Longest: 19h 26m · Shortest: 4h 34m

Nearby Stations

KARVIA ALKKIA, Finland May 10 - October 8 AHTARI MYLLYMAKI, Finland May 8 - October 9 JUUPAJOKI HYYTIALA, Finland May 4 - October 18 MULTIA KARHILA, Finland May 12 - October 8 KAUHAJOKI KUJA-KOKKO, Finland May 6 - October 10 JAMSA HALLI LENTOKENTTA, Finland May 4 - October 16

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