Climate and monthly weather forecastBarter Island, AK
Climate and monthly weather forecast
Weather in January
January, the same as December, is a life-threatening cold winter month in Barter Island, Alaska, with an average temperature fluctuating between -7.8°F (-22.1°C) and -20.4°F (-29.1°C). During January, the average high-temperature is a still life-threatening cold -7.8°F (-22.1°C), maintaining a close resemblance to that of the preceding month. Weather in January »Weather in February
The last month of the winter, February, is another life-threatening cold month in Barter Island, Alaska, with an average temperature fluctuating between -13.9°F (-25.5°C) and -26.3°F (-32.4°C). With average high and low temperatures of -13.9°F (-25.5°C) and -26.3°F (-32.4°C) respectively, February is Barter Island's coldest month. Weather in February »Weather in March
March, the first month of the spring in Barter Island, is still a life-threatening cold month, with an average temperature varying between -22.5°F (-30.3°C) and -8.9°F (-22.7°C). With the transition into March, Barter Island notes an average high-temperature of a still life-threatening cold -8.9°F (-22.7°C), closely resembling February. Weather in March »Weather in April
April is a frigid cold spring month in Barter Island, Alaska, with an average temperature varying between -9.2°F (-22.9°C) and 6.6°F (-14.1°C). As April arrives, a noticeable rise in the average high-temperature is witnessed, moving from a dangerously cold -8.9°F (-22.7°C) in March to an extremely cold 6.6°F (-14.1°C). Weather in April »Weather in May
The last month of the spring, May, is a subzero cold month in Barter Island, Alaska, with temperature in the range of an average low of 15.6°F (-9.1°C) and an average high of 26.2°F (-3.2°C). Barter Island in May experiences a marked increase in the average high-temperature, ascending from April's extreme cold 6.6°F (-14.1°C) to a subzero cold 26.2°F (-3.2°C). Weather in May »Weather in June
June, the first month of the summer in Barter Island, is a cold month, with an average temperature varying between 38.5°F (3.6°C) and 30.4°F (-0.9°C). The start of June brings a shift in the average high-temperature, increasing from May's freezing cold 26.2°F (-3.2°C) to an icy 38.5°F (3.6°C). Weather in June »Weather in July
July in Barter Island, Alaska, is a frosty summer month, with an average temperature ranging between max 45.3°F (7.4°C) and min 34.9°F (1.6°C). In Barter Island, July is the month with the highest recorded average temperatures, measuring a high of 45.3°F (7.4°C) and a low of 34.9°F (1.6°C). Weather in July »Weather in August
August, the last month of the summer in Barter Island, is also a frosty month, with an average temperature ranging between max 43.9°F (6.6°C) and min 34.3°F (1.3°C). With the advent of August, Barter Island's high-temperatures adjust to a still chilly 43.9°F (6.6°C), closely aligning with the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is also a wintry month in Barter Island, Alaska, with an average temperature varying between 27.9°F (-2.3°C) and 35.4°F (1.9°C). As September begins, there is a minor decrease in the average high-temperature, softly falling from a chilly 43.9°F (6.6°C) in August to a wintry 35.4°F (1.9°C). Weather in September »Weather in October
October, the same as September, in Barter Island, Alaska, is another subzero cold autumn month, with an average temperature varying between 10°F (-12.2°C) and 20.3°F (-6.5°C). The drop of average high-temperatures is noticeable in October, with a decrease from a cold 35.4°F (1.9°C) in September to a freezing cold 20.3°F (-6.5°C). Weather in October »Weather in November
November, the last month of the autumn in Barter Island, is also a frigid cold month, with an average temperature fluctuating between -6.7°F (-21.5°C) and 5.2°F (-14.9°C). With the onset of November, Barter Island experiences a noticeable temperature shift, with the average high-temperature receding from a freezing cold 20.3°F (-6.5°C) in October to a frigid cold 5.2°F (-14.9°C). Weather in November »Weather in December
December, the first month of the winter in Barter Island, is a dangerously cold month, with an average temperature varying between -18.2°F (-27.9°C) and -5.8°F (-21°C). The shift from November to December involves a decrease in the average high-temperature, from a frigid cold 5.2°F (-14.9°C) to a life-threatening cold -5.8°F (-21°C). Weather in December »Updated: Jun 3, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
During the entire year, Barter Island aggregates up to 6.22" (158mm) of precipitation.
January through December are months with snowfall.
Throughout the year, 41.81" (1062mm) of snow is accumulated.
Barter Island witnesses the coldest weather in February, with temperatures averaging a high of -13.9°F (-25.5°C) and a low of -26.3°F (-32.4°C).
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AKST to AKDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from AKDT to AKST.
April is the month with the least rainfall, with 0.2" (5mm) of accumulated precipitation.
June and December, with an average of 0h and 0min of daylight, are months with the shortest days.
July is the warmest month, exhibiting average temperatures of 45.3°F (7.4°C) at the peak and 34.9°F (1.6°C) at the base.
July is the month with the least snowfall, with 0.51" (13mm) of accumulated snow.
The month with the most rainfall is August, when 1.1" (28mm) of precipitation is typically aggregated.
The month with the longest days is August, with an average of 18h and 12min of daylight.
October is the month with the most snowfall, with 9.21" (234mm) of accumulated snow.
Average temperature
Barter Island, AK
The warmest month (with the highest average high temperature) is July (45.3°F).
The month with the lowest average high temperature is February (-13.9°F).
- Average low temperature in January:
-20.4°F - Average low temperature in February:
-26.3°F - Average low temperature in March:
-22.5°F - Average low temperature in April:
-9.2°F - Average low temperature in May:
15.6°F - Average low temperature in June:
30.4°F
The month with the highest average low temperature is July (34.9°F).
The coldest month (with the lowest average low temperature) is February (-26.3°F).
Average rainfall
Barter Island, AK
The wettest month (with the highest rainfall) is August (1.1").
The driest months (with the least rainfall) are February, March and April (0.2").
Average snowfall
Barter Island, AK
The month with the highest snowfall is October (9.2").
The month with the least snowfall is July (0.5").
Average daylight
Barter Island, AK
- Average daylight in January:
1h and 30min - Average daylight in February:
7h and 18min - Average daylight in March:
11h and 48min - Average daylight in April:
16h and 24min - Average daylight in May:
10h and 6min - Average daylight in June:
0h and 0min
- Average daylight in July:
2h and 54min - Average daylight in August:
18h and 12min - Average daylight in September:
13h and 18min - Average daylight in October:
8h and 48min - Average daylight in November:
3h and 12min - Average daylight in December:
0h and 0min
The month with the longest days is August (Average daylight: 18h and 12min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).





