Frost Dates for ITTOQQORTOORMIIT, Greenland

Elevation: 24 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. June 25
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. July 27
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 29
First Fall Frost July 15

Hard Freeze (−2°C)

Last Spring Hard Freeze June 10
First Fall Hard Freeze September 1
70.48°N, -21.95°W © OpenStreetMap

Growing Season

32 Days June 25 to July 27

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

Avg. annual minimum: −29 to −26°C

Learn more

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

ET Tundra

No true summer — the warmest month averages below 10°C (50°F). Growing is limited to hardy greens, root crops, and cold-frames during the brief warm period. Permafrost restricts root depth.

Köppen climate map

Temperature

-20° -10° 0° 10°
-14°
High: -11°C
Avg: -14°C
Low: -16°C
Jan
-14°
High: -12°C
Avg: -14°C
Low: -16°C
Feb
-14°
High: -12°C
Avg: -14°C
Low: -16°C
Mar
-9°
High: -7°C
Avg: -9°C
Low: -11°C
Apr
-3°
High: -1°C
Avg: -3°C
Low: -5°C
May
2°
High: 3°C
Avg: 2°C
Low: 0°C
Jun
4°
High: 6°C
Avg: 4°C
Low: 2°C
Jul
3°
High: 5°C
Avg: 3°C
Low: 2°C
Aug
0°
High: 1°C
Avg: 0°C
Low: -2°C
Sep
-6°
High: -4°C
Avg: -6°C
Low: -8°C
Oct
-10°
High: -8°C
Avg: -10°C
Low: -12°C
Nov
-13°
High: -11°C
Avg: -13°C
Low: -15°C
Dec
0°C
−2°C
Avg High Avg Temp Avg Low Light Frost (0°C) Hard Frost (−2°C)

Precipitation

0 mm 50 mm 100 mm
117 mm
116.8 mm
Jan
109 mm
109.2 mm
Feb
79 mm
78.7 mm
Mar
69 mm
68.6 mm
Apr
46 mm
45.7 mm
May
18 mm
17.8 mm
Jun
56 mm
55.9 mm
Jul
76 mm
76.2 mm
Aug
109 mm
109.2 mm
Sep
99 mm
99.1 mm
Oct
102 mm
101.6 mm
Nov
99 mm
99.1 mm
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec0h6.5h11h15.5h22h24h24h18h13h8h1.5h0h
Jan: 0h (Polar Night)
Feb: 8:47 AM – 3:13 PM · 6h 26m
Mar: 6:32 AM – 5:28 PM · 10h 56m
Apr: 4:08 AM – 7:52 PM · 15h 43m
May: 1:05 AM – 10:55 PM · 21h 50m
Jun: 24h (Midnight Sun)
Jul: 24h (Midnight Sun)
Aug: 3:05 AM – 8:55 PM · 17h 50m
Sep: 5:35 AM – 6:25 PM · 12h 50m
Oct: 7:54 AM – 4:06 PM · 8h 12m
Nov: 11:14 AM – 12:46 PM · 1h 33m
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

Nearby Stations

MITT. NERLERIT INAAT, Greenland June 25 - July 21

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