Climate and monthly weather forecast
Chiniak, AK

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Weather in January

January, the same as December, is an icy winter month in Chiniak, Alaska, with an average temperature ranging between max 35.4°F (1.9°C) and min 30.7°F (-0.7°C). The coldest period is January, when temperatures fluctuate between an average high of 35.4°F (1.9°C) and a low of 30.7°F (-0.7°C). Weather in January »

Weather in February

February, the last month of the winter in Chiniak, is also a wintry month, with an average temperature varying between 36.3°F (2.4°C) and 31.3°F (-0.4°C). Chiniak marks the onset of February with an average high-temperature of a still wintry 36.3°F (2.4°C), subtly divergent from January's 35.4°F (1.9°C). Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Chiniak, Alaska, with an average temperature varying between 35.8°F (2.1°C) and 30.6°F (-0.8°C). Chiniak, Alaska, signifies an average high-temperature of a still cold 35.8°F (2.1°C) in March, closely mirroring the 36.3°F (2.4°C) of February. Weather in March »

Weather in April

April, like March, in Chiniak, Alaska, is a wintry spring month, with an average temperature fluctuating between 35.8°F (2.1°C) and 39.7°F (4.3°C). The arrival of April marks a slight shift to an average high-temperature of a still icy 39.7°F (4.3°C) from March's 35.8°F (2.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a chilly month in Chiniak, Alaska, with an average temperature varying between 45.3°F (7.4°C) and 41.5°F (5.3°C). The onset of May marks a slight increase in the average high-temperature, moving from a cold 39.7°F (4.3°C) in April to a frosty 45.3°F (7.4°C). Weather in May »

Weather in June

June, the first month of the summer in Chiniak, is a fresh month, with an average temperature varying between 46°F (7.8°C) and 51.4°F (10.8°C). The shift into June is accompanied by a modest temperature increase, with the average high-temperature edging up from a frosty 45.3°F (7.4°C) in May to a cool 51.4°F (10.8°C). Weather in June »

Weather in July

July is a mild summer month in Chiniak, Alaska, with an average temperature varying between 50.5°F (10.3°C) and 56.5°F (13.6°C). In July, Chiniak notes an average high-temperature of a moderate 56.5°F (13.6°C), hardly different from the preceding month. Weather in July »

Weather in August

August, the last month of the summer in Chiniak, is also a moderate month, with an average temperature fluctuating between 50.7°F (10.4°C) and 57.6°F (14.2°C). In Chiniak, August is identified by the highest average temperatures, reaching a peak of 57.6°F (14.2°C) and a low of 50.7°F (10.4°C). Weather in August »

Weather in September

September, the first month of the autumn in Chiniak, is still a cool month, with an average temperature ranging between min 47.7°F (8.7°C) and max 53.1°F (11.7°C). The unfolding of September shows an average high-temperature of a cool 53.1°F (11.7°C), indicating a slight variance from August's 57.6°F (14.2°C). Weather in September »

Weather in October

October, the same as September, in Chiniak, Alaska, is another chilly autumn month, with an average temperature ranging between max 46.2°F (7.9°C) and min 41.9°F (5.5°C). The average high-temperature slightly decreases in October, shifting from a fresh 53.1°F (11.7°C) in September to a frosty 46.2°F (7.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Chiniak, Alaska, with an average temperature varying between 34.9°F (1.6°C) and 39.9°F (4.4°C). During the shift to November, Chiniak records a mild decrease in average high-temperature, moving from a chilly 46.2°F (7.9°C) in October to a wintry 39.9°F (4.4°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Chiniak, Alaska, with an average temperature fluctuating between 32°F (0°C) and 36.9°F (2.7°C). In Chiniak, December's average high-temperature stands at a still icy 36.9°F (2.7°C), closely related to the preceding month. Weather in December »
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

In Chiniak, January is known for its average lowest temperatures, reaching a high of 35.4°F (1.9°C) and a low of 30.7°F (-0.7°C).

How much does it rain?

Throughout the year, there are 171.2 rainfall days, and 37.32" (948mm) of precipitation is accumulated.

When does it snow?

January through May, September through December are months with snowfall.

How much does it snow?

In Chiniak, Alaska, during the entire year, snow falls for 35.1 days and aggregates up to 13.74" (349mm) of snow.

What is the month with the least sunshine?

January and December, with an average of 2.6h of sunshine, are months with the least sunshine.

What is the month with the lowest UV index?

With an average maximum UV index of 1, January is the month with the lowest UV index.

What are the least humid months?

March and November, with an average relative humidity of 80%, are the least humid months.

What is the snowiest month in Chiniak?

March is the month with the most snowfall. Snow falls for 8.5 days and accumulates 3.15" (80mm) of snow.

When is Daylight Saving Time (DST)?

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.

When it does not snow?

June through August are months without snowfall.

When are the longest days?

With an average of 17h and 54min of daylight, June has the longest days of the year in Chiniak.

When is the highest UV index?

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

What is the most humid month?

With an average relative humidity of 86%, July is the most humid month in Chiniak, Alaska.

What is the driest month?

July is the month with the least rainfall. Rain falls for 14.1 days and accumulates 1.85" (47mm) of precipitation.

What month has the most sunshine?

With an average of 8.3h of sunshine, July has the most sunshine of the year.

What month is the hottest in Chiniak?

August, with its high-temperature average of 57.6°F (14.2°C) and a low-temperature average of 50.7°F (10.4°C), is the warmest month.

What is the wettest month?

The wettest months are October and November, with an average 4.53" (115mm) of rainfall.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 6h and 42min of daylight.

Average temperature
Chiniak, AK

Average temperature - Chiniak, AK

The warmest month (with the highest average high temperature) is August (57.6°F).
The month with the lowest average high temperature is January (35.4°F).

The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is March (30.6°F).

Average pressure
Chiniak, AK

Average pressure - Chiniak, AK

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is December (29.55"Hg).

Average wind speed
Chiniak, AK

Average wind speed - Chiniak, AK

The windiest month (with the highest average wind speed) is December (14.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity
Chiniak, AK

Average humidity - Chiniak, AK

The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are March and November (80%).

Average rainfall
Chiniak, AK

Average rainfall - Chiniak, AK

The wettest months (with the highest rainfall) are October and November (4.53").
The driest month (with the least rainfall) is July (1.85").

Average rainfall days
Chiniak, AK

Average rainfall days - Chiniak, AK

The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is March (10.8 days).

Average snowfall
Chiniak, AK

Average snowfall - Chiniak, AK

The month with the highest snowfall is March (3.15").
The months with the least snowfall are June, July and August (0").

Average snowfall days
Chiniak, AK

Average snowfall days - Chiniak, AK

The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Chiniak, AK

Average daylight / Average sunshine - Chiniak, AK

The month with the longest days is June (Average daylight: 17h and 54min).
The month with the shortest days is December (Average daylight: 6h and 42min).

The month with the most sunshine is July (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).

Average sunshine days
Chiniak, AK

Average sunshine days - Chiniak, AK

The month with the most sunshine days is July (14.7 days).
The month with the least sunshine days is April (10.7 days).

Average UV index
Chiniak, AK

Average UV index - Chiniak, AK

The months with the highest UV index are June, July, August and September (UV index 3).
The month with the lowest UV index is January (UV index 1).

Average visibility
Chiniak, AK

Average visibility - Chiniak, AK

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

Chiniak, Alaska, USA

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