Frost Dates for ILOMANTSI MEKRIJARVI, 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. May 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. October 8
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 14
First Fall Frost October 3

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 1
First Fall Hard Freeze October 18
62.77°N, 30.98°W © OpenStreetMap

Growing Season

151 Days May 10 to October 8

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 5a

Learn more

Temperature

10° 30° 50° 70°
16°
High: 20°
Avg: 16°
Low: 12°
Jan
16°
High: 20°
Avg: 16°
Low: 12°
Feb
24°
High: 29°
Avg: 24°
Low: 19°
Mar
34°
High: 41°
Avg: 34°
Low: 27°
Apr
47°
High: 54°
Avg: 47°
Low: 39°
May
57°
High: 63°
Avg: 57°
Low: 50°
Jun
62°
High: 68°
Avg: 62°
Low: 56°
Jul
59°
High: 64°
Avg: 59°
Low: 53°
Aug
49°
High: 54°
Avg: 49°
Low: 44°
Sep
37°
High: 40°
Avg: 37°
Low: 34°
Oct
28°
High: 31°
Avg: 28°
Low: 25°
Nov
22°
High: 25°
Avg: 22°
Low: 18°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 3" 3.5"
1.4"
1.40"
Jan
1.2"
1.20"
Feb
1.1"
1.10"
Mar
0.9"
0.90"
Apr
2.4"
2.40"
May
3.2"
3.20"
Jun
3.5"
3.50"
Jul
3.4"
3.40"
Aug
2.8"
2.80"
Sep
3.2"
3.20"
Oct
2.5"
2.50"
Nov
2.7"
2.70"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec5h8h11h15h18h20h19h16h13h9h6h4h
Jan: 9:17 AM – 2:43 PM · 5h 27m
Feb: 7:49 AM – 4:11 PM · 8h 21m
Mar: 6:22 AM – 5:38 PM · 11h 16m
Apr: 4:45 AM – 7:15 PM · 14h 30m
May: 3:14 AM – 8:46 PM · 17h 31m
Jun: 2:13 AM – 9:47 PM · 19h 35m
Jul: 2:40 AM – 9:20 PM · 18h 40m
Aug: 4:06 AM – 7:54 PM · 15h 48m
Sep: 5:43 AM – 6:17 PM · 12h 35m
Oct: 7:17 AM – 4:43 PM · 9h 27m
Nov: 8:50 AM – 3:10 PM · 6h 21m
Dec: 9:48 AM – 2:12 PM · 4h 24m
Daylight Longest: 19h 40m · Shortest: 4h 21m

Nearby Stations

ILOMANTSI POTSONVAARA, Finland May 15 - October 6 JOENSUU LINNUNLAHTI, Finland May 9 - October 21 TOHMAJARVI KEMIE, Finland May 6 - October 12 LIPERI JOENSUUN LENTOASEMA, Finland May 6 - October 16 LIPERI LENTOASEMA VERTAILUMITT, Finland May 6 - October 16 LIPERI TUISKAVANLUOTO, Finland May 8 - October 21

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