Climate and monthly weather forecast
Anchorage, AK

Wintertime in Anchorage, Alaska with mountains blanketed in snow
Wintertime in Anchorage, Alaska with mountains blanketed in snow

Weather in January

January, like December, is a freezing cold winter month in Anchorage, Alaska, with an average temperature ranging between max 20.3°F (-6.5°C) and min 13.1°F (-10.5°C). January is the coldest month, with an average high-temperature of 20.3°F (-6.5°C) and an average low-temperature of 13.1°F (-10.5°C). Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Anchorage, Alaska, with an average temperature fluctuating between 24.8°F (-4°C) and 15.3°F (-9.3°C). In Anchorage, the average high-temperature in February is relatively the same as in January - a still subzero cold 24.8°F (-4°C). Weather in February »

Weather in March

March, the first month of the spring in Anchorage, is still a freezing cold month, with an average temperature fluctuating between 17.8°F (-7.9°C) and 28.9°F (-1.7°C). In March, the average high-temperature is almost the same as in February - a still freezing cold 28.9°F (-1.7°C). Weather in March »

Weather in April

April in Anchorage, Alaska, is a cold spring month, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 39.6°F (4.2°C). In Anchorage, Alaska, the average high-temperature in April increases from a subzero cold 28.9°F (-1.7°C) in March to a wintry 39.6°F (4.2°C). Weather in April »

Weather in May

May, the last month of the spring in Anchorage, is a fresh month, with an average temperature fluctuating between 40.5°F (4.7°C) and 51.1°F (10.6°C). In Anchorage, the average high-temperature in May increases from a wintry 39.6°F (4.2°C) in April to a cool 51.1°F (10.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a mild month in Anchorage, Alaska, with an average temperature varying between 47.3°F (8.5°C) and 58.1°F (14.5°C). In June, the average high-temperature slightly increases from a cool 51.1°F (10.6°C) in May to a mild 58.1°F (14.5°C). Weather in June »

Weather in July

July in Anchorage, Alaska, is a comfortable summer month, with an average temperature fluctuating between 51.3°F (10.7°C) and 61.9°F (16.6°C). The warmest month is July, with an average high-temperature of 61.9°F (16.6°C) and an average low-temperature of 51.3°F (10.7°C). Weather in July »

Weather in August

August, the last month of the summer in Anchorage, is another mild month, with an average temperature varying between 50°F (10°C) and 59.5°F (15.3°C). In August, the average high-temperature is practically the same as in July - a moderate 59.5°F (15.3°C). Weather in August »

Weather in September

September, the first month of the autumn in Anchorage, is also a fresh month, with temperature in the range of an average low of 43.9°F (6.6°C) and an average high of 52.7°F (11.5°C). In September, the average high-temperature slightly decreases from a moderate 59.5°F (15.3°C) in August to a cool 52.7°F (11.5°C). Weather in September »

Weather in October

October, the same as September, is a wintry autumn month in Anchorage, Alaska, with an average temperature fluctuating between 35.2°F (1.8°C) and 41.7°F (5.4°C). In Anchorage, the average high-temperature in October drops from a cool 52.7°F (11.5°C) in September to a cold 41.7°F (5.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Anchorage, is another freezing cold month, with an average temperature fluctuating between 28°F (-2.2°C) and 22.1°F (-5.5°C). In Anchorage, the average high-temperature in November decreases from a cold 41.7°F (5.4°C) in October to a freezing cold 28°F (-2.2°C). Weather in November »

Weather in December

December, the first month of the winter in Anchorage, is still a freezing cold month, with an average temperature ranging between min 16.7°F (-8.5°C) and max 23.4°F (-4.8°C). In December, the average high-temperature is almost the same as in November - a still freezing cold 23.4°F (-4.8°C). Weather in December »
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FAQ

What is the coldest month in Anchorage?

With an average high-temperature of 20.3°F (-6.5°C) and an average low-temperature of 13.1°F (-10.5°C), January is the coldest month in Anchorage.

What is the most humid month in Anchorage?

The months with the highest humidity in Anchorage, Alaska, are January through March, with an average relative humidity of 86%.

How much does it rain in Anchorage?

In Anchorage, during the entire year, the rain falls for 139.9 days and collects up to 12.6" (320mm) of precipitation.

When does it snow in Anchorage?

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

How much does it snow in Anchorage?

In Anchorage, Alaska, during the entire year, snow falls for 59.3 days and aggregates up to 23.5" (597mm) of snow.

What month is the ocean coldest in Anchorage?

The month with the coldest seawater is February, with an average ocean temperature of 35.8°F (2.1°C).

What is the month with the lowest UV index in Anchorage?

The month with the lowest UV index in Anchorage is February, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in Anchorage?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Anchorage, and the time zone changes from AKST to AKDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from AKDT to AKST.

What is the least humid month in Anchorage?

The least humid month in Anchorage is May, with an average relative humidity of 68%.

What is the driest month in Anchorage?

May is the month with the least rainfall. Rain falls for 11.5 days and accumulates 0.55" (14mm) of precipitation.

What are the months with the most sunshine in Anchorage?

The months with the most sunshine are May and June, with an average of 11.7h of sunshine.

When it does not snow in Anchorage?

June through August are months without snowfall.

When are the longest days in Anchorage?

With an average of 19h and 13min of daylight, June has the longest days of the year.

When is the highest UV index in Anchorage?

The months with the highest UV index are June and July, with an average maximum UV index of 4.

What is the warmest month in Anchorage?

The warmest month in Anchorage, Alaska, is July, with an average high-temperature of 61.9°F (16.6°C) and an average low-temperature of 51.3°F (10.7°C).

What is the month with the warmest ocean in Anchorage?

August is the month with the warmest seawater in Anchorage, Alaska, with an average ocean temperature of 53.1°F (11.7°C).

What is the rainiest month in Anchorage?

September is the month with the most rainfall in Anchorage. Rain falls for 16 days and accumulates 1.93" (49mm) of precipitation.

What is the snowiest month in Anchorage?

The month with the most snowfall is December, when snow falls for 11.6 days and typically aggregates up to 5.51" (140mm) of snow.

What is the month with the shortest days in Anchorage?

With an average of 5h and 38min of daylight, December has the shortest days of the year in Anchorage, Alaska.

What is the month with the least sunshine in Anchorage?

With an average of 3.8h of sunshine, December has the least sunshine of the year in Anchorage, Alaska.

Average temperature
Anchorage, AK

Average temperature - Anchorage, AK

The warmest month (with the highest average high temperature) is July (61.9°F).
The month with the lowest average high temperature is January (20.3°F).

The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

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Average pressure
Anchorage, AK

Average pressure - Anchorage, AK

The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.67"Hg).

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Average wind speed
Anchorage, AK

Average wind speed - Anchorage, AK

The windiest month (with the highest average wind speed) is November (6.3mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity
Anchorage, AK

Average humidity - Anchorage, AK

The months with the highest relative humidity are January, February and March (86%).
The month with the lowest relative humidity is May (68%).

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Average rainfall
Anchorage, AK

Average rainfall - Anchorage, AK

The wettest month (with the highest rainfall) is September (1.93").
The driest month (with the least rainfall) is May (0.55").

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Average rainfall days
Anchorage, AK

Average rainfall days - Anchorage, AK

The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is February (7 days).

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Average snowfall
Anchorage, AK

Average snowfall - Anchorage, AK

The month with the highest snowfall is December (5.51").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Anchorage, AK

Average snowfall days - Anchorage, AK

The month with the highest number of snowfall days is December (11.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average sea temperature
Anchorage, AK

Average sea temperature - Anchorage, AK

The best month for swimming (with the highest average sea temperature) is August (53.1°F).
The coldest month (with the lowest average sea temperature) is February (35.8°F).

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Average daylight / Average sunshine
Anchorage, AK

Average daylight / Average sunshine - Anchorage, AK

The month with the longest days is June (Average daylight: 19h and 13min).
The month with the shortest days is December (Average daylight: 5h and 38min).

The months with the most sunshine are May and June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

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Average sunshine days
Anchorage, AK

Average sunshine days - Anchorage, AK

The month with the most sunshine days is January (16.9 days).
The month with the least sunshine days is September (11.1 days).

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Average visibility
Anchorage, AK

Average visibility - Anchorage, AK

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

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