Anchorage
Alaska, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Anchorage, AK

Wintertime in Anchorage, Alaska, with mountains blanketed in snow
Wintertime in Anchorage, Alaska, with mountains blanketed in snow
January, the same as December, in Anchorage, Alaska, is another subzero cold winter month, with average temperature varying between 32°F (0°C) and 20.3°F (-6.5°C). January is the coldest month, with an average high-temperature of 20.3°F (-6.5°C) and an average low-temperature of 32°F (0°C). Weather in January »

February, the last month of the winter, in Anchorage, is also a subzero cold month, with average temperature ranging between min 32°F (0°C) and max 24.8°F (-4°C). In February, the average high-temperature is essentially the same as in January - a still freezing cold 24.8°F (-4°C). Weather in February »

March, the first month of the spring, in Anchorage, is also a subzero cold month, with average temperature fluctuating between 28.9°F (-1.7°C) and 32°F (0°C). In Anchorage, Alaska, the average high-temperature is relatively the same as in February - a still freezing cold 28.9°F (-1.7°C). Weather in March »

April in Anchorage, Alaska, is a cold spring month, with temperature in the range of an average low of 32°F (0°C) and an average high of 39.6°F (4.2°C). In April, the average high-temperature increases, from a subzero cold 28.9°F (-1.7°C) in March, to a cold 39.6°F (4.2°C). Weather in April »

May, the last month of the spring, in Anchorage, is a cool month, with average temperature fluctuating between 32°F (0°C) and 51.1°F (10.6°C). In May, the average high-temperature increases, from a cold 39.6°F (4.2°C) in April, to a fresh 51.1°F (10.6°C). Weather in May »

The first month of the summer, June, is a mild month in Anchorage, Alaska, with average temperature varying between 32°F (0°C) and 58.1°F (14.5°C). In Anchorage, the average high-temperature slightly increases, from a fresh 51.1°F (10.6°C) in May, to a moderate 58.1°F (14.5°C). Weather in June »

July is an enjoyable summer month in Anchorage, Alaska, with average temperature varying between 61.9°F (16.6°C) and 32°F (0°C). July is the warmest month, with an average high-temperature of 61.9°F (16.6°C) and an average low-temperature of 32°F (0°C). Weather in July »

August, the last month of the summer, in Anchorage, is another mild month, with average temperature fluctuating between 59.5°F (15.3°C) and 32°F (0°C). In August, the average high-temperature is almost the same as in July - a mild 59.5°F (15.3°C). Weather in August »

September, the first month of the autumn, in Anchorage, is also a fresh month, with average temperature fluctuating between 32°F (0°C) and 52.7°F (11.5°C). In September, the average high-temperature marginally drops, from a mild 59.5°F (15.3°C) in August, to a fresh 52.7°F (11.5°C). Weather in September »

October, the same as September, is a wintry autumn month in Anchorage, Alaska, with average temperature ranging between max 41.7°F (5.4°C) and min 32°F (0°C). In October, the average high-temperature drops, from a fresh 52.7°F (11.5°C) in September, to a cold 41.7°F (5.4°C). Weather in October »

The last month of the autumn, November, is also a subzero cold month in Anchorage, Alaska, with average temperature fluctuating between 32°F (0°C) and 28°F (-2.2°C). In Anchorage, the average high-temperature in November drops, from a wintry 41.7°F (5.4°C) in October, to a subzero cold 28°F (-2.2°C). Weather in November »

December, the first month of the winter, in Anchorage, is still a freezing cold month, with average temperature varying between 32°F (0°C) and 23.4°F (-4.8°C). In December, the average high-temperature is relatively the same as in November - a still subzero cold 23.4°F (-4.8°C). Weather in December »

What is the coldest month in Anchorage?

January is the coldest month in Anchorage, with an average high-temperature of 20.3°F (-6.5°C) and an average low-temperature of 32°F (0°C).

What is the most humid month in Anchorage?

January through March, with an average relative humidity of 86%, are most humid months in Anchorage.

How much does it rain in Anchorage?

In Anchorage, Alaska, 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.

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 is the month with the coldest ocean in Anchorage?

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

When is the lowest UV index in Anchorage?

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

What is the least humid month in Anchorage?

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

What is the driest month in Anchorage?

The month with the least rainfall in Anchorage, Alaska, is May when the rain falls for 11.5 days and typically collects 0.55" (14mm) of precipitation.

What is the month with the most sunshine in Anchorage?

Months with the most sunshine in Anchorage, Alaska, are May and June, with an average of 11.7h of sunshine.

When it does not snow in Anchorage?

In Anchorage, Alaska, snow does not fall in June through August.

When are the longest days in Anchorage?

With an average of 19.2h of daylight, June has the longest days of the year.

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

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

What is the warmest month in Anchorage?

With an average high-temperature of 61.9°F (16.6°C) and an average low-temperature of 32°F (0°C), July is the warmest month.

When is the ocean warmest in Anchorage?

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

What is the wettest month in Anchorage?

The month with the most rainfall is September when the rain falls for 16 days and typically aggregates up to 1.93" (49mm) of precipitation.

When does it snow the most in Anchorage?

December is the month with the most snowfall. Snow falls for 11.6 days and accumulates 5.51" (140mm) of snow.

What is the month with the shortest days in Anchorage?

The month with the shortest days in Anchorage is December, with an average of 5.6h of daylight.

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.
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).

Months with the highest average low temperature are January, February, March, April, May, June, July, August, September, October, November and December (0°F).
Coldest months (with the lowest average low temperature) are January, February, March, April, May, June, July, August, September, October, November and December (0°F).

Average humidity - Anchorage, AK
Average rainfall - Anchorage, AK

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

Average rainfall days - Anchorage, AK

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

Average snowfall - Anchorage, AK
Average snowfall days - Anchorage, AK

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

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).

Average daylight / Average sunshine - Anchorage, AK

The month with the longest days is June (Average daylight: 19.2h).
The month with shortest days is December (Average daylight: 5.6h).

Months with most sunshine are May and June (Average sunshine: 11.7h).
The month with least sunshine is December (Average sunshine: 3.8h).