Monthly weather forecast and climate
Chefornak, AK

Weather in January

January, like December, is a freezing cold winter month in Chefornak, Alaska, with average temperature varying between 19.4°F (-7°C) and 13.5°F (-10.3°C). The coldest month is January, with an average high-temperature of 19.4°F (-7°C) and an average low-temperature of 13.5°F (-10.3°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Chefornak, Alaska, with average temperature varying between 15.3°F (-9.3°C) and 22.1°F (-5.5°C). In February, the average high-temperature is essentially the same as in January - a still freezing cold 22.1°F (-5.5°C). Weather in February »

Weather in March

The first month of the spring, March, is also a subzero cold month in Chefornak, Alaska, with average temperature ranging between min 14.7°F (-9.6°C) and max 21.9°F (-5.6°C). In Chefornak, Alaska, the average high-temperature in March is almost the same as in February - a still subzero cold 21.9°F (-5.6°C). Weather in March »

Weather in April

April, the same as March, in Chefornak, Alaska, is a freezing cold spring month, with average temperature varying between 30.4°F (-0.9°C) and 24.3°F (-4.3°C). In Chefornak, the average high-temperature slightly increases, from a subzero cold 21.9°F (-5.6°C) in March, to a still freezing cold 30.4°F (-0.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a cold month in Chefornak, Alaska, with temperature in the range of an average high of 38.1°F (3.4°C) and an average low of 33.6°F (0.9°C). In May, the average high-temperature slightly increases, from a subzero cold 30.4°F (-0.9°C) in April, to a cold 38.1°F (3.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a frosty month in Chefornak, Alaska, with temperature in the range of an average low of 41.9°F (5.5°C) and an average high of 46.8°F (8.2°C). In June, the average high-temperature slightly increases, from a wintry 38.1°F (3.4°C) in May, to a frosty 46.8°F (8.2°C). Weather in June »

Weather in July

July in Chefornak, Alaska, is a fresh summer month, with average temperature ranging between max 51.4°F (10.8°C) and min 46.9°F (8.3°C). In Chefornak, the average high-temperature is practically the same as in June - a cool 51.4°F (10.8°C). Weather in July »

Weather in August

August, the last month of the summer, in Chefornak, is another cool month, with average temperature varying between 53.2°F (11.8°C) and 49.1°F (9.5°C). With an average high-temperature of 53.2°F (11.8°C) and an average low-temperature of 49.1°F (9.5°C), August is the warmest month. Weather in August »

Weather in September

September, the first month of the autumn, in Chefornak, is still a chilly month, with average temperature ranging between max 49.3°F (9.6°C) and min 46.2°F (7.9°C). In Chefornak, the average high-temperature is almost the same as in August - a chilly 49.3°F (9.6°C). Weather in September »

Weather in October

October, like September, in Chefornak, Alaska, is another cold autumn month, with average temperature varying between 38.8°F (3.8°C) and 41.9°F (5.5°C). In October, the average high-temperature marginally drops, from a frosty 49.3°F (9.6°C) in September, to a cold 41.9°F (5.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in Chefornak, is another cold month, with temperature in the range of an average high of 32.4°F (0.2°C) and an average low of 27.7°F (-2.4°C). In November, the average high-temperature decreases, from a wintry 41.9°F (5.5°C) in October, to a still cold 32.4°F (0.2°C). Weather in November »

Weather in December

December, the first month of the winter, in Chefornak, is also a subzero cold month, with average temperature varying between 24.8°F (-4°C) and 19.2°F (-7.1°C). In December, the average high-temperature marginally drops, from a cold 32.4°F (0.2°C) in November, to a subzero cold 24.8°F (-4°C). Weather in December »
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FAQ

What is the coldest month in Chefornak?

The coldest month in Chefornak, Alaska, is January, with an average high-temperature of 19.4°F (-7°C) and an average low-temperature of 13.5°F (-10.3°C).

What is the most humid month in Chefornak?

The most humid month is January, with an average relative humidity of 91%.

How many days does it rain in Chefornak?

Throughout the year, in Chefornak, Alaska, there are 137.7 rainfall days, and 20.43" (519mm) of precipitation is accumulated.

When does it snow in Chefornak?

Months with snowfall in Chefornak are January through June, October through December.

How many days does it snow in Chefornak?

Throughout the year, in Chefornak, there are 87.7 snowfall days, and 20.12" (511mm) of snow is accumulated.

What are the months with the lowest UV index in Chefornak?

Months with the lowest UV index in Chefornak are January, April, November and December, with an average maximum UV index of 1.

What month has the most sunshine in Chefornak?

With an average of 7.5h of sunshine, May has the most sunshine of the year in Chefornak, Alaska.

What is the driest month in Chefornak?

June is the month with the least rainfall. Rain falls for 12.5 days and accumulates 0.87" (22mm) of precipitation.

When are the longest days in Chefornak?

The month with the longest days in Chefornak, Alaska, is June, with an average of 18.8h of daylight.

What are the months with the highest UV index in Chefornak?

June through August, with an average maximum UV index of 3, are months with the highest UV index.

When it does not snow in Chefornak?

July through September are months without snowfall in Chefornak.

What is the warmest month in Chefornak?

With an average high-temperature of 53.2°F (11.8°C) and an average low-temperature of 49.1°F (9.5°C), August is the warmest month.

What is the rainiest month in Chefornak?

The month with the most rainfall in Chefornak is September when the rain falls for 21.1 days and typically aggregates up to 2.83" (72mm) of precipitation.

What is the least humid month in Chefornak?

The least humid month in Chefornak is October, with an average relative humidity of 79%.

What is the snowiest month in Chefornak?

December is the month with the most snowfall in Chefornak. Snow falls for 14.7 days and accumulates 3.78" (96mm) of snow.

What is the month with the shortest days in Chefornak?

With an average of 6h of daylight, December has the shortest days of the year in Chefornak.

What is the month with the least sunshine in Chefornak?

December has the least sunshine of the year, with an average of 1.8h of sunshine.

Average temperature
Chefornak, AK

Average temperature - Chefornak, AK

The warmest month (with the highest average high temperature) is August (53.2°F).
The month with the lowest average high temperature is January (19.4°F).

The month with the highest average low temperature is August (49.1°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure
Chefornak, AK

Average pressure - Chefornak, AK

The month with the highest atmospheric pressure is July (29.92").
The month with the lowest atmospheric pressure is December (29.6").

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Average wind speed
Chefornak, AK

Average wind speed - Chefornak, AK

The windiest month (with the highest average wind speed) is November (19.3mph).
The calmest month (with the lowest average wind speed) is July (11.7mph).

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Average rainfall
Chefornak, AK

Average rainfall - Chefornak, AK

The wettest month (with the highest rainfall) is September (2.83").
The driest month (with the least rainfall) is June (0.87").

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Average rainfall days
Chefornak, AK

Average rainfall days - Chefornak, AK

The month with the highest number of rainy days is September (21.1 days).
The month with the least rainy days is February (4 days).

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Average snowfall
Chefornak, AK

Average snowfall - Chefornak, AK

The month with the highest snowfall is December (3.78").
Months with the least snowfall are July, August and September (0").

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Average snowfall days
Chefornak, AK

Average snowfall days - Chefornak, AK

The month with the highest number of snowfall days is December (14.7 days).
Months with the least snowfall days are July and August (0 days).

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Average daylight / Average sunshine
Chefornak, AK

Average daylight / Average sunshine - Chefornak, AK

The month with the longest days is June (Average daylight: 18.8h).
The month with the shortest days is December (Average daylight: 6h).

The month with the most sunshine is May (Average sunshine: 7.5h).
The month with the least sunshine is December (Average sunshine: 1.8h).

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Average sunshine days
Chefornak, AK

Average sunshine days - Chefornak, AK

The month with the most sunshine days is May (14.7 days).
The month with the least sunshine days is September (4.7 days).

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Average UV index
Chefornak, AK

Average UV index - Chefornak, AK

Months with the highest UV index are June, July and August (UV index 3).
Months with the lowest UV index are January, April, November and December (UV index 1).

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Average visibility
Chefornak, AK

Average visibility - Chefornak, AK

Months with the highest visibility are May, June, July, August, September and October (6mi).
Months with the lowest visibility are January, February, March, April, November and December (5mi).

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