Climate and monthly weather forecast
Big Delta, AK

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Weather in January

January, the same as December, is another frigid cold winter month in Big Delta, Alaska, with an average temperature varying between 5.4°F (-14.8°C) and -5.8°F (-21°C). January, with its average high-temperature of 5.4°F (-14.8°C) and an average low-temperature of -5.8°F (-21°C), holds the record as the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another extremely cold month in Big Delta, Alaska, with an average temperature fluctuating between 13.8°F (-10.1°C) and -0.2°F (-17.9°C). February marks a minor ascent in the average high-temperature, adjusting from January's extreme cold 5.4°F (-14.8°C) to an extremely cold 13.8°F (-10.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a freezing cold month in Big Delta, Alaska, with an average temperature fluctuating between 1.9°F (-16.7°C) and 21.6°F (-5.8°C). A subtle rise in the average high-temperature is observed during March, adjusting from a frigid cold 13.8°F (-10.1°C) in February to a freezing cold 21.6°F (-5.8°C). Weather in March »

Weather in April

April is a cold spring month in Big Delta, Alaska, with an average temperature ranging between max 38.3°F (3.5°C) and min 21.4°F (-5.9°C). The shift into April brings a noticeable increase in the average high-temperature, soaring from a subzero cold 21.6°F (-5.8°C) in March to a cold 38.3°F (3.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a mild month in Big Delta, Alaska, with an average temperature varying between 57.9°F (14.4°C) and 40.1°F (4.5°C). May signals a clear increase in the average high-temperature, soaring from April's icy 38.3°F (3.5°C) to a mild 57.9°F (14.4°C). Weather in May »

Weather in June

The first month of the summer, June, is an enjoyable month in Big Delta, Alaska, with an average temperature fluctuating between 48.4°F (9.1°C) and 67.6°F (19.8°C). Big Delta's June weather shows an increase in high-temperatures, moving from May's moderate 57.9°F (14.4°C) to a comfortable 67.6°F (19.8°C). Weather in June »

Weather in July

July is an agreeable summer month in Big Delta, Alaska, with an average temperature fluctuating between 69.8°F (21°C) and 50.5°F (10.3°C). July brings the highest temperatures, with an average high of 69.8°F (21°C) and an average low of 50.5°F (10.3°C). Weather in July »

Weather in August

The last month of the summer, August, is another comfortable month in Big Delta, Alaska, with an average temperature fluctuating between 46.2°F (7.9°C) and 64.4°F (18°C). August signifies a minor drop in average high-temperature, transitioning from a pleasant 69.8°F (21°C) in July to an enjoyable 64.4°F (18°C). Weather in August »

Weather in September

September, the first month of the autumn in Big Delta, is still a cool month, with an average temperature varying between 37.9°F (3.3°C) and 53.6°F (12°C). September's onset brings a reduction in the average high-temperature, from a comfortable 64.4°F (18°C) in August to a cool 53.6°F (12°C). Weather in September »

Weather in October

October, the same as September, is another cold autumn month in Big Delta, Alaska, with an average temperature fluctuating between 25.3°F (-3.7°C) and 35.8°F (2.1°C). The shift from September to October is characterized by a clear decrease in the average high-temperature, reducing from a cool 53.6°F (12°C) to a wintry 35.8°F (2.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Big Delta, is another freezing cold month, with an average temperature varying between 4.1°F (-15.5°C) and 14°F (-10°C). Big Delta's weather in November is characterized by a distinct drop in the average high-temperature, reducing from a cold 35.8°F (2.1°C) in October to a subzero cold 14°F (-10°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frigid cold month in Big Delta, Alaska, with temperature in the range of an average low of -1.5°F (-18.6°C) and an average high of 9.1°F (-12.7°C). The introduction of December notes a subtle temperature variation to an extremely cold 9.1°F (-12.7°C) from November's 14°F (-10°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Big Delta?

Big Delta's January weather, with an average high temperature of 5.4°F (-14.8°C) and an average low temperature of -5.8°F (-21°C), tends to be the coldest of the year.

How many days does it rain in Big Delta?

Throughout the year, in Big Delta, there are 70.4 rainfall days, and 7.56" (192mm) of precipitation is accumulated.

When does it snow in Big Delta?

Months with snowfall in Big Delta are January through May, August through December.

How many days does it snow in Big Delta?

In Big Delta, Alaska, during the entire year, snow falls for 56.2 days and aggregates up to 18.66" (474mm) of snow.

What are the months with the lowest UV index in Big Delta?

The months with the lowest UV index in Big Delta, Alaska, are January through March, September through December, with an average maximum UV index of 2.

What is the driest month in Big Delta?

The month with the least rainfall in Big Delta is February, when the rain falls for 2.3 days and typically collects 0.24" (6mm) of precipitation.

What is the most humid month in Big Delta?

March is the most humid month, with an average relative humidity of 88%.

What is the snowiest month in Big Delta?

The months with the most snowfall are March and October, with an average 2.99" (76mm) of accumulated snow.

When is Daylight Saving Time (DST) in Big Delta?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Big Delta, 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 is the least humid month in Big Delta?

With an average relative humidity of 51%, May is the least humid month.

When it does not snow in Big Delta?

In Big Delta, snow does not fall in June and July.

When are the longest days in Big Delta?

The month with the longest days in Big Delta is June, with an average of 20h and 54min of daylight.

What month has the most sunshine in Big Delta?

The month with the most sunshine in Big Delta, Alaska, is June, with an average of 13.4h of sunshine.

What are the months with the highest UV index in Big Delta?

June and July, with an average maximum UV index of 5, are months with the highest UV index in Big Delta.

What is the hottest time of year in Big Delta?

Big Delta, Alaska, experiences its highest temperatures in July, with an average peak of 69.8°F (21°C) and a low of 50.5°F (10.3°C).

What is the rainiest month in Big Delta?

August is the month with the most rainfall in Big Delta, Alaska. Rain falls for 12.3 days and accumulates 1.57" (40mm) of precipitation.

What is the month with the shortest days in Big Delta?

With an average of 4h and 24min of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Big Delta?

December has the least sunshine of the year in Big Delta, with an average of 2.3h of sunshine.

Average temperature
Big Delta, AK

Average temperature - Big Delta, AK

The warmest month (with the highest average high temperature) is July (69.8°F).
The month with the lowest average high temperature is January (5.4°F).

The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (-5.8°F).

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Average pressure
Big Delta, AK

Average pressure - Big Delta, AK

The month with the highest atmospheric pressure is February (29.97"Hg).
The month with the lowest atmospheric pressure is September (29.77"Hg).

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Average wind speed
Big Delta, AK

Average wind speed - Big Delta, AK

The windiest month (with the highest average wind speed) is May (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

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Average rainfall
Big Delta, AK

Average rainfall - Big Delta, AK

The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is February (0.24").

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Average rainfall days
Big Delta, AK

Average rainfall days - Big Delta, AK

The month with the highest number of rainy days is August (12.3 days).
The month with the least rainy days is November (1.7 days).

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Average snowfall
Big Delta, AK

Average snowfall - Big Delta, AK

The months with the highest snowfall are March and October (2.99").
The months with the least snowfall are June and July (0").

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Average snowfall days
Big Delta, AK

Average snowfall days - Big Delta, AK

The month with the highest number of snowfall days is November (9.6 days).
The months with the least snowfall days are June and July (0 days).

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Average daylight / Average sunshine
Big Delta, AK

Average daylight / Average sunshine - Big Delta, AK

The month with the longest days is June (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 4h and 24min).

The month with the most sunshine is June (Average sunshine: 13h and 24min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).

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Average sunshine days
Big Delta, AK

Average sunshine days - Big Delta, AK

The months with the most sunshine days are January and December (23.5 days).
The month with the least sunshine days is August (17.4 days).

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Average UV index
Big Delta, AK

Average UV index - Big Delta, AK

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, September, October, November and December (UV index 2).

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Average visibility
Big Delta, AK

Average visibility - Big Delta, 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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Big Delta, Alaska, USA

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