Climate and monthly weather forecast
Chefornak, AK

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Weather in January

January, like December, is another subzero cold winter month in Chefornak, Alaska, with temperature in the range of an average high of 19.4°F (-7°C) and an average low of 13.5°F (-10.3°C). With an average high-temperature of 19.4°F (-7°C) and an average low-temperature of 13.5°F (-10.3°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Chefornak, is also a subzero cold month, with an average temperature fluctuating between 22.1°F (-5.5°C) and 15.3°F (-9.3°C). During February, the average high-temperature is a still subzero cold 22.1°F (-5.5°C), maintaining a close resemblance to that of the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is also a subzero cold month in Chefornak, Alaska, with an average temperature fluctuating between 14.7°F (-9.6°C) and 21.9°F (-5.6°C). March brings a marginal elevation to a still subzero cold 21.9°F (-5.6°C) from February's 22.1°F (-5.5°C) in Chefornak's average high-temperatures. Weather in March »

Weather in April

April, the same as March, in Chefornak, Alaska, is a freezing cold spring month, with an average temperature ranging between max 30.4°F (-0.9°C) and min 24.3°F (-4.3°C). April introduces a minor temperature shift, with average high-temperatures adjusting from March's subzero cold 21.9°F (-5.6°C) 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 an average temperature fluctuating between 38.1°F (3.4°C) and 33.6°F (0.9°C). Chefornak in May experiences a slight uptick in the average high-temperature, adjusting from April's subzero cold 30.4°F (-0.9°C) to an icy 38.1°F (3.4°C). Weather in May »

Weather in June

June, the first month of the summer in Chefornak, is a frosty month, with an average temperature varying between 41.9°F (5.5°C) and 46.8°F (8.2°C). With the start of June, the average high-temperature marginally shifts from May's icy 38.1°F (3.4°C) to a frosty 46.8°F (8.2°C). Weather in June »

Weather in July

July in Chefornak, Alaska, is a cool summer month, with temperature in the range of an average high of 51.4°F (10.8°C) and an average low of 46.9°F (8.3°C). An average high-temperature of a cool 51.4°F (10.8°C) marks July, exhibiting a close resemblance to the conditions in June. Weather in July »

Weather in August

August, the last month of the summer in Chefornak, is another cool month, with an average temperature varying between 49.1°F (9.5°C) and 53.2°F (11.8°C). In Chefornak, August records the highest average temperatures, peaking at 53.2°F (11.8°C) and reaching a low of 49.1°F (9.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a chilly month in Chefornak, Alaska, with an average temperature fluctuating between 49.3°F (9.6°C) and 46.2°F (7.9°C). In September, Chefornak's weather conditions record an average high-temperature of a chilly 49.3°F (9.6°C), demonstrating little divergence from the preceding month. Weather in September »

Weather in October

October, like September, in Chefornak, Alaska, is a wintry autumn month, with an average temperature fluctuating between 41.9°F (5.5°C) and 38.8°F (3.8°C). With the arrival of October, Chefornak notices a mild change in the average high-temperature, sliding from September's frosty 49.3°F (9.6°C) 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 also an icy month, with an average temperature fluctuating between 32.4°F (0.2°C) and 27.7°F (-2.4°C). Start of November brings a shift in the average high-temperature, falling from October's wintry 41.9°F (5.5°C) to a still cold 32.4°F (0.2°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Chefornak, Alaska, with an average temperature fluctuating between 19.2°F (-7.1°C) and 24.8°F (-4°C). The beginning of December brings a slight decrease in the average high-temperature, transitioning from a wintry 32.4°F (0.2°C) in November to a freezing cold 24.8°F (-4°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Chefornak?

In Chefornak, the average lowest temperatures are observed in January, with a high of 19.4°F (-7°C) and a low of 13.5°F (-10.3°C).

What is the most humid month in Chefornak?

January is the most humid month in Chefornak, 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 much does it snow in Chefornak?

In Chefornak, during the entire year, snow falls for 87.7 days and aggregates up to 20.12" (511mm) of snow.

When is the lowest UV index in Chefornak?

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

When is Daylight Saving Time (DST) in Chefornak?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Chefornak, Alaska, 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.

What month has the most sunshine in Chefornak?

The month with the most sunshine is May, with an average of 7.5h of sunshine.

What is the driest month in Chefornak?

The month with the least rainfall in Chefornak, Alaska, is June, when the rain falls for 12.5 days and typically collects 0.87" (22mm) of precipitation.

When are the longest days in Chefornak?

The month with the longest days in Chefornak is June, with an average of 18h and 48min of daylight.

When is 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.

What time of the year is the hottest in Chefornak?

August, with its high-temperature average of 53.2°F (11.8°C) and a low-temperature average of 49.1°F (9.5°C), is the warmest month in Chefornak, Alaska.

What is the wettest 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?

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

What is the snowiest month in Chefornak?

The month with the most snowfall is December, when snow falls for 14.7 days and typically aggregates up to 3.78" (96mm) of snow.

What is the month with the shortest days in Chefornak?

The month with the shortest days in Chefornak, Alaska, is December, with an average of 6h and 0min of daylight.

What is the month with the least sunshine in Chefornak?

December has the least sunshine of the year in Chefornak, 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"Hg).
The month with the lowest atmospheric pressure is December (29.6"Hg).

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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").
The 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).
The 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: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

The month with the most sunshine is May (Average sunshine: 7h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).

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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

The months with the highest UV index are June, July and August (UV index 3).
The 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

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

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Chefornak, Alaska, USA

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