Frost Dates for Utqiagvik Formerly Barrow 4 En, AK

Elevation: 5 m

Frost Dates

This location has year-round freezing temperatures.

71.32°N, 156.61°W © OpenStreetMap

USDA Hardiness Zone

Zone 2b

Avg. annual minimum: −45 to −40°F

Learn more

Köppen Climate

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° 0° 20° 40°

-13°

Jan

-13°

Feb

-12°

Mar

3°

Apr

21°

May

34°

Jun

40°

Jul

39°

Aug

33°

Sep

21°

Oct

5°

Nov

-7°

Dec

32°F

28°F

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Temperature table

Average monthly temperatures (°F)
Month	Avg High	Avg Temp	Avg Low
January	-6°	-13°	-19°
February	-6°	-13°	-20°
March	-5°	-12°	-19°
April	10°	3°	-4°
May	26°	21°	17°
June	39°	34°	30°
July	46°	40°	35°
August	43°	39°	35°
September	37°	33°	30°
October	25°	21°	17°
November	11°	5°	-1°
December	-1°	-7°	-13°

Precipitation

0" 1" 1.7"

0.6"

Jan

0.6"

Feb

0.6"

Mar

0.6"

Apr

0.6"

May

0.9"

Jun

1.7"

Jul

1.4"

Aug

1.1"

Sep

0.9"

Oct

0.6"

Nov

0.6"

Dec

Precipitation table

Average monthly precipitation (inches)
Month	Precipitation
January	0.6
February	0.6
March	0.6
April	0.6
May	0.6
June	0.9
July	1.7
August	1.4
September	1.1
October	0.9
November	0.6
December	0.6

Sunrise / Sunset

Jan: 0h (Polar Night)

Feb: 8:57 AM – 3:03 PM · 6h 05m

Mar: 6:33 AM – 5:27 PM · 10h 53m

Apr: 4:03 AM – 7:57 PM · 15h 55m

May: 24h (Midnight Sun)

Jun: 24h (Midnight Sun)

Jul: 24h (Midnight Sun)

Aug: 2:54 AM – 9:06 PM · 18h 12m

Sep: 5:34 AM – 6:26 PM · 12h 53m

Oct: 8:00 AM – 3:60 PM · 7h 60m

Nov: 0h (Polar Night)

Dec: 0h (Polar Night)

Daylight Longest: 24h 00m · Shortest: 0h 00m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	–	–	0h (polar night)
February	8:57 AM	3:03 PM	6h 05m
March	6:33 AM	5:27 PM	10h 53m
April	4:03 AM	7:57 PM	15h 55m
May	–	–	24h (midnight sun)
June	–	–	24h (midnight sun)
July	–	–	24h (midnight sun)
August	2:54 AM	9:06 PM	18h 12m
September	5:34 AM	6:26 PM	12h 53m
October	8:00 AM	3:60 PM	7h 60m
November	–	–	0h (polar night)
December	–	–	0h (polar night)

Nearby Stations

Barrow Post Rogers AP, AK

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