Monthly weather forecast and climate
Girdwood, AK

Weather in January

January, like December, is a freezing cold winter month in Girdwood, Alaska, with temperature in the range of an average high of 18°F (-7.8°C) and an average low of 7.5°F (-13.6°C). The coldest month is January, with an average high-temperature of 18°F (-7.8°C) and an average low-temperature of 7.5°F (-13.6°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Girdwood, Alaska, with average temperature ranging between max 22.3°F (-5.4°C) and min 10°F (-12.2°C). In Girdwood, the average high-temperature in February is almost the same as in January - a still subzero cold 22.3°F (-5.4°C). Weather in February »

Weather in March

March, the first month of the spring, in Girdwood, is also a subzero cold month, with average temperature ranging between max 26.1°F (-3.3°C) and min 10.8°F (-11.8°C). In March, the average high-temperature is almost the same as in February - a still subzero cold 26.1°F (-3.3°C). Weather in March »

Weather in April

April is a cold spring month in Girdwood, Alaska, with average temperature varying between 19.8°F (-6.8°C) and 33.4°F (0.8°C). In April, the average high-temperature marginally rises, from a subzero cold 26.1°F (-3.3°C) in March, to a wintry 33.4°F (0.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a frosty month in Girdwood, Alaska, with average temperature varying between 32°F (0°C) and 43.5°F (6.4°C). In May, the average high-temperature rises, from a wintry 33.4°F (0.8°C) in April, to a chilly 43.5°F (6.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a fresh month in Girdwood, Alaska, with average temperature fluctuating between 39.7°F (4.3°C) and 52.9°F (11.6°C). In Girdwood, the average high-temperature rises, from a frosty 43.5°F (6.4°C) in May, to a fresh 52.9°F (11.6°C). Weather in June »

Weather in July

July in Girdwood, Alaska, is a moderate summer month, with temperature in the range of an average low of 44.1°F (6.7°C) and an average high of 56.8°F (13.8°C). With an average high-temperature of 56.8°F (13.8°C) and an average low-temperature of 44.1°F (6.7°C), July is the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is another cool month in Girdwood, Alaska, with average temperature ranging between min 41.7°F (5.4°C) and max 53.4°F (11.9°C). In Girdwood, the average high-temperature is relatively the same as in July - a fresh 53.4°F (11.9°C). Weather in August »

Weather in September

September, the first month of the autumn, in Girdwood, is still a chilly month, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 36.3°F (2.4°C). In September, the average high-temperature slightly decreases, from a fresh 53.4°F (11.9°C) in August, to a chilly 45.5°F (7.5°C). Weather in September »

Weather in October

October, like September, in Girdwood, Alaska, is another cold autumn month, with temperature in the range of an average low of 27.3°F (-2.6°C) and an average high of 35.1°F (1.7°C). In Girdwood, the average high-temperature decreases, from a frosty 45.5°F (7.5°C) in September, to a wintry 35.1°F (1.7°C). Weather in October »

Weather in November

November, the last month of the autumn, in Girdwood, is also a subzero cold month, with temperature in the range of an average high of 23.2°F (-4.9°C) and an average low of 13.6°F (-10.2°C). In November, the average high-temperature decreases, from a cold 35.1°F (1.7°C) in October, to a freezing cold 23.2°F (-4.9°C). Weather in November »

Weather in December

December, the first month of the winter, in Girdwood, is also a subzero cold month, with average temperature fluctuating between 20.1°F (-6.6°C) and 10.2°F (-12.1°C). In Girdwood, the average high-temperature is relatively the same as in November - a still freezing cold 20.1°F (-6.6°C). Weather in December »
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FAQ

What is the coldest month in Girdwood?

January is the coldest month in Girdwood, with an average high-temperature of 18°F (-7.8°C) and an average low-temperature of 7.5°F (-13.6°C).

How many days does it rain in Girdwood?

Throughout the year, there are 158.6 rainfall days, and 23.62" (600mm) of precipitation is accumulated.

What is the driest month in Girdwood?

January is the month with the least rainfall in Girdwood. Rain falls for 7.1 days and accumulates 1.14" (29mm) of precipitation.

When does it snow in Girdwood?

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

How many days does it snow in Girdwood?

Throughout the year, in Girdwood, Alaska, there are 92.4 snowfall days, and 43.31" (1100mm) of snow is accumulated.

What are the months with the lowest UV index in Girdwood?

Months with the lowest UV index in Girdwood are January through March, October through December, with an average maximum UV index of 1.

What are the most humid months in Girdwood?

March and December, with an average relative humidity of 92%, are most humid months in Girdwood, Alaska.

What month has the most sunshine in Girdwood?

With an average of 8.5h of sunshine, May has the most sunshine of the year in Girdwood.

What is the least humid month in Girdwood?

June is the least humid month in Girdwood, with an average relative humidity of 79%.

When it does not snow in Girdwood?

June through August are months without snowfall in Girdwood, Alaska.

When are the longest days in Girdwood?

June has the longest days of the year in Girdwood, Alaska, with an average of 19.1h of daylight.

What are the months with the highest UV index in Girdwood?

June and July, with an average maximum UV index of 3, are months with the highest UV index.

What is the warmest month in Girdwood?

With an average high-temperature of 56.8°F (13.8°C) and an average low-temperature of 44.1°F (6.7°C), July is the warmest month in Girdwood.

What is the rainiest month in Girdwood?

October is the month with the most rainfall in Girdwood, Alaska. Rain falls for 16.6 days and accumulates 3.03" (77mm) of precipitation.

When does it snow the most in Girdwood?

The month with the most snowfall in Girdwood is December when snow falls for 17.6 days and typically aggregates up to 9.57" (243mm) of snow.

What is the month with the shortest days in Girdwood?

The month with the shortest days in Girdwood is December, with an average of 5.7h of daylight.

What is the month with the least sunshine in Girdwood?

With an average of 2.1h of sunshine, December has the least sunshine of the year in Girdwood.

Average pressure
Girdwood, AK

Average pressure - Girdwood, AK

The month with the highest atmospheric pressure is July (29.97").
The month with the lowest atmospheric pressure is November (29.66").

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Average wind speed
Girdwood, AK

Average wind speed - Girdwood, AK

The windiest months (with the highest average wind speed) are November and December (5.9mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

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Average humidity
Girdwood, AK

Average humidity - Girdwood, AK

Months with the highest relative humidity are March and December (92%).
The month with the lowest relative humidity is June (79%).

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Average rainfall
Girdwood, AK

Average rainfall - Girdwood, AK

The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is January (1.14").

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Average rainfall days
Girdwood, AK

Average rainfall days - Girdwood, AK

The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is February (6 days).

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Average snowfall
Girdwood, AK

Average snowfall - Girdwood, AK

The month with the highest snowfall is December (9.57").
Months with the least snowfall are June, July and August (0").

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Average snowfall days
Girdwood, AK

Average snowfall days - Girdwood, AK

The month with the highest number of snowfall days is December (17.6 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Girdwood, AK

Average daylight / Average sunshine - Girdwood, AK

The month with the longest days is June (Average daylight: 19.1h).
The month with the shortest days is December (Average daylight: 5.7h).

The month with the most sunshine is May (Average sunshine: 8.5h).
The month with the least sunshine is December (Average sunshine: 2.1h).

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Average sunshine days
Girdwood, AK

Average sunshine days - Girdwood, AK

The month with the most sunshine days is January (14.2 days).
The month with the least sunshine days is August (8 days).

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Average UV index
Girdwood, AK

Average UV index - Girdwood, AK

Months with the highest UV index are June and July (UV index 3).
Months with the lowest UV index are January, February, March, October, November and December (UV index 1).

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Average visibility
Girdwood, AK

Average visibility - Girdwood, AK

The month with the highest visibility is June (6mi).
Months with the lowest visibility are January, February, March, April, October, November and December (4mi).

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