Frost Dates for JAN-MAYEN, Svalbard

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. June 4
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 7
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 June 9
First Fall Frost October 1

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 9
First Fall Hard Freeze October 22
70.93°N, -7.33°W © OpenStreetMap

Growing Season

125 Days June 4 to October 7

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

Learn more

Temperature

20° 30° 40° 50°
29°
High: 32°
Avg: 29°
Low: 26°
Jan
28°
High: 31°
Avg: 28°
Low: 26°
Feb
28°
High: 30°
Avg: 28°
Low: 25°
Mar
30°
High: 32°
Avg: 30°
Low: 28°
Apr
33°
High: 34°
Avg: 33°
Low: 32°
May
37°
High: 38°
Avg: 37°
Low: 36°
Jun
42°
High: 43°
Avg: 42°
Low: 41°
Jul
43°
High: 44°
Avg: 43°
Low: 42°
Aug
41°
High: 42°
Avg: 41°
Low: 39°
Sep
36°
High: 38°
Avg: 36°
Low: 34°
Oct
32°
High: 34°
Avg: 32°
Low: 30°
Nov
29°
High: 32°
Avg: 29°
Low: 27°
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"
2.9"
2.90"
Jan
2.8"
2.80"
Feb
3.1"
3.10"
Mar
1.8"
1.80"
Apr
1.0"
1.00"
May
0.2"
0.20"
Jun
0.8"
0.80"
Jul
1.6"
1.60"
Aug
2.8"
2.80"
Sep
3.0"
3.00"
Oct
3.1"
3.10"
Nov
3.0"
3.00"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec0h6h11h16h23h24h24h18h13h8h0h0h
Jan: 0h (Polar Night)
Feb: 8:52 AM – 3:08 PM · 6h 15m
Mar: 6:33 AM – 5:27 PM · 10h 54m
Apr: 4:05 AM – 7:55 PM · 15h 49m
May: 12:41 AM – 11:19 PM · 22h 39m
Jun: 24h (Midnight Sun)
Jul: 24h (Midnight Sun)
Aug: 2:59 AM – 9:01 PM · 18h 02m
Sep: 5:34 AM – 6:26 PM · 12h 51m
Oct: 7:57 AM – 4:03 PM · 8h 06m
Nov: 0h (Polar Night)
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

Nearby Stations

JAN MAYEN, Norway June 4 - September 28

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