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

Monthly weather forecast and climate
Adak, AK

Rocks amid golden-brown plants in the fall overlooking a large lake in Adak, Alaska
Rocks amid golden-brown plants in the fall overlooking a large lake in Adak, Alaska
January, the same as December, is a wintry winter month in Adak, Alaska, with average temperature ranging between min 34.2°F (1.2°C) and max 36.9°F (2.7°C). January is the coldest month, with an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 34.2°F (1.2°C). Weather in January »

February, the last month of the winter, in Adak, is another cold month, with average temperature fluctuating between 37°F (2.8°C) and 34°F (1.1°C). In February, the average high-temperature is relatively the same as in January - a still wintry 37°F (2.8°C). Weather in February »

The first month of the spring, March, is still a cold month in Adak, Alaska, with temperature in the range of an average low of 33.8°F (1°C) and an average high of 37°F (2.8°C). In Adak, the average high-temperature in March remains equal as in February - a still wintry 37°F (2.8°C). Weather in March »

April, like March, in Adak, Alaska, is a wintry spring month, with average temperature ranging between min 35.6°F (2°C) and max 38.7°F (3.7°C). In April, the average high-temperature is relatively the same as in March - a still wintry 38.7°F (3.7°C). Weather in April »

The last month of the spring, May, is also a wintry month in Adak, Alaska, with average temperature varying between 41.7°F (5.4°C) and 38.8°F (3.8°C). In May, the average high-temperature is practically the same as in April - a still cold 41.7°F (5.4°C). Weather in May »

The first month of the summer, June, is a frosty month in Adak, Alaska, with average temperature fluctuating between 45.9°F (7.7°C) and 42.8°F (6°C). In June, the average high-temperature is relatively the same as in May - a frosty 45.9°F (7.7°C). Weather in June »

July, the same as June, in Adak, Alaska, is a frosty summer month, with average temperature varying between 46.4°F (8°C) and 49.6°F (9.8°C). In July, the average high-temperature is relatively the same as in June - a still frosty 49.6°F (9.8°C). Weather in July »

The last month of the summer, August, is a fresh month in Adak, Alaska, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 52°F (11.1°C). The warmest month is August, with an average high-temperature of 52°F (11.1°C) and an average low-temperature of 49.6°F (9.8°C). Weather in August »

September, the first month of the autumn, in Adak, is also a fresh month, with average temperature varying between 50.5°F (10.3°C) and 48.2°F (9°C). In Adak, the average high-temperature in September is relatively the same as in August - a still fresh 50.5°F (10.3°C). Weather in September »

October, the same as September, in Adak, Alaska, is a frosty autumn month, with average temperature fluctuating between 46.2°F (7.9°C) and 44.1°F (6.7°C). In Adak, the average high-temperature is almost the same as in September - a frosty 46.2°F (7.9°C). Weather in October »

The last month of the autumn, November, is another cold month in Adak, Alaska, with average temperature ranging between min 39.4°F (4.1°C) and max 41.9°F (5.5°C). In November, the average high-temperature is almost the same as in October - a wintry 41.9°F (5.5°C). Weather in November »

The first month of the winter, December, is also a wintry month in Adak, Alaska, with average temperature ranging between max 38.8°F (3.8°C) and min 36.1°F (2.3°C). In December, the average high-temperature is almost the same as in November - a still cold 38.8°F (3.8°C). Weather in December »

What is the coldest month in Adak?

With an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 34.2°F (1.2°C), January is the coldest month.

What is the least humid month in Adak?

January and December, with an average relative humidity of 76%, are the least humid months in Adak.

How much does it rain in Adak?

Throughout the year, in Adak, there are 173.3 rainfall days, and 27.4" (696mm) of precipitation is accumulated.

When does it snow in Adak?

Months with snowfall are January through May, October through December.

How many days does it snow in Adak?

Throughout the year, there are 53.7 snowfall days, and 16.3" (414mm) of snow is accumulated.

When does it snow the most in Adak?

January is the month with the most snowfall. Snow falls for 12.2 days and accumulates 4.72" (120mm) of snow.

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

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

What is the rainiest month in Adak?

February is the month with the most rainfall. Rain falls for 9.2 days and accumulates 2.8" (71mm) of precipitation.

What is the driest month in Adak?

June is the month with the least rainfall in Adak. Rain falls for 13.8 days and accumulates 1.3" (33mm) of precipitation.

When it does not snow in Adak?

June through September are months without snowfall.

When are the longest days in Adak?

June has the longest days of the year in Adak, with an average of 16.6h of daylight.

What is the most humid month in Adak?

The most humid month in Adak, Alaska, is July, with an average relative humidity of 94%.

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

Months with the highest UV index are July through September, with an average maximum UV index of 3.

What is the warmest month in Adak?

With an average high-temperature of 52°F (11.1°C) and an average low-temperature of 49.6°F (9.8°C), August is the warmest month.

What month has the most sunshine in Adak?

October has the most sunshine of the year in Adak, with an average of 5.1h of sunshine.

What is the month with the shortest days in Adak?

The month with the shortest days in Adak is December, with an average of 7.9h of daylight.

What is the month with the least sunshine in Adak?

The month with the least sunshine in Adak, Alaska, is December, with an average of 2.1h of sunshine.
Average humidity - Adak, AK
Average rainfall - Adak, AK
Average rainfall days - Adak, AK

The month with the highest number of rainy days is October (19.5 days).
The month with the lowest number of rainy days is January (9.1 days).

Average snowfall - Adak, AK
Average snowfall days - Adak, AK

The month with the highest number of snowfall days is January (12.2 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Adak, AK
Average UV index - Adak, AK