Monthly weather forecast and climate
Glennallen, AK

Weather in January

January, like December, in Glennallen, Alaska, is an extremely cold winter month, with temperature in the range of an average high of 9.1°F (-12.7°C) and an average low of -1.8°F (-18.8°C). January is the coldest month, with an average high-temperature of 9.1°F (-12.7°C) and an average low-temperature of -1.8°F (-18.8°C). Weather in January »

Weather in February

February, the last month of the winter, in Glennallen, is a freezing cold month, with temperature in the range of an average high of 15.3°F (-9.3°C) and an average low of 0.5°F (-17.5°C). In Glennallen, the average high-temperature slightly increases, from a frigid cold 9.1°F (-12.7°C) in January, to a subzero cold 15.3°F (-9.3°C). Weather in February »

Weather in March

March, the first month of the spring, in Glennallen, is also a subzero cold month, with average temperature ranging between min 3.2°F (-16°C) and max 22.3°F (-5.4°C). In March, the average high-temperature slightly increases, from 15.3°F (-9.3°C) in February, to a still freezing cold 22.3°F (-5.4°C). Weather in March »

Weather in April

April is a cold spring month in Glennallen, Alaska, with average temperature ranging between min 18.9°F (-7.3°C) and max 35.4°F (1.9°C). In Glennallen, the average high-temperature rises, from a freezing cold 22.3°F (-5.4°C) in March, to a cold 35.4°F (1.9°C). Weather in April »

Weather in May

May, the last month of the spring, in Glennallen, is a cool month, with average temperature ranging between min 36.9°F (2.7°C) and max 53.2°F (11.8°C). In May, the average high-temperature significantly increases, from a wintry 35.4°F (1.9°C) in April, to a cool 53.2°F (11.8°C). Weather in May »

Weather in June

The first month of the summer, June, is an enjoyable month in Glennallen, Alaska, with average temperature ranging between max 62.8°F (17.1°C) and min 44.1°F (6.7°C). In Glennallen, the average high-temperature rises, from a cool 53.2°F (11.8°C) in May, to an enjoyable 62.8°F (17.1°C). Weather in June »

Weather in July

July, the same as June, is another comfortable summer month in Glennallen, Alaska, with average temperature ranging between min 47.5°F (8.6°C) and max 67.5°F (19.7°C). July is the warmest month, with an average high-temperature of 67.5°F (19.7°C) and an average low-temperature of 47.5°F (8.6°C). Weather in July »

Weather in August

August, the last month of the summer, in Glennallen, is another comfortable month, with temperature in the range of an average low of 44.4°F (6.9°C) and an average high of 61.9°F (16.6°C). In Glennallen, the average high-temperature in August marginally drops, from an enjoyable 67.5°F (19.7°C) in July, to a still comfortable 61.9°F (16.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a fresh month in Glennallen, Alaska, with average temperature varying between 51.6°F (10.9°C) and 36.5°F (2.5°C). In Glennallen, the average high-temperature drops, from an enjoyable 61.9°F (16.6°C) in August, to a cool 51.6°F (10.9°C). Weather in September »

Weather in October

October, like September, in Glennallen, Alaska, is another cold autumn month, with average temperature ranging between max 35.6°F (2°C) and min 25.5°F (-3.6°C). In October, the average high-temperature plummets, from a fresh 51.6°F (10.9°C) in September, to a wintry 35.6°F (2°C). Weather in October »

Weather in November

November, the last month of the autumn, in Glennallen, is another freezing cold month, with average temperature fluctuating between 6.3°F (-14.3°C) and 16.2°F (-8.8°C). In Glennallen, the average high-temperature significantly decreases, from a cold 35.6°F (2°C) in October, to a subzero cold 16.2°F (-8.8°C). Weather in November »

Weather in December

The first month of the winter, December, is still an extremely cold month in Glennallen, Alaska, with average temperature fluctuating between 11.5°F (-11.4°C) and 0.9°F (-17.3°C). In Glennallen, the average high-temperature in December is almost the same as in November - an extremely cold 11.5°F (-11.4°C). Weather in December »
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FAQ

What is the coldest month in Glennallen?

January is the coldest month in Glennallen, with an average high-temperature of 9.1°F (-12.7°C) and an average low-temperature of -1.8°F (-18.8°C).

What is the most humid month in Glennallen?

January is the most humid month in Glennallen, with an average relative humidity of 90%.

How many days does it rain in Glennallen?

Throughout the year, there are 81.1 rainfall days, and 5.71" (145mm) of precipitation is accumulated.

When does it snow in Glennallen?

Months with snowfall in Glennallen, Alaska, are January through May, September through December.

How much does it snow in Glennallen?

Throughout the year, in Glennallen, there are 54.8 snowfall days, and 17.13" (435mm) of snow is accumulated.

What is the month with the least sunshine in Glennallen?

January and December, with an average of 3.9h of sunshine, are months with the least sunshine in Glennallen, Alaska.

When is the lowest UV index in Glennallen?

Months with the lowest UV index in Glennallen, Alaska, are January through April, September through December, with an average maximum UV index of 2.

What is the driest month in Glennallen?

The month with the least rainfall in Glennallen is April when the rain falls for 5 days and typically collects 0.2" (5mm) of precipitation.

What is the least humid month in Glennallen?

June is the least humid month, with an average relative humidity of 57%.

When it does not snow in Glennallen?

In Glennallen snow does not fall in June through August.

When are the longest days in Glennallen?

June has the longest days of the year, with an average of 19.6h of daylight.

What month has the most sunshine in Glennallen?

The month with the most sunshine is June, with an average of 14.2h of sunshine.

What is the warmest month in Glennallen?

July is the warmest month, with an average high-temperature of 67.5°F (19.7°C) and an average low-temperature of 47.5°F (8.6°C).

When is the highest UV index in Glennallen?

July is the month with the highest UV index in Glennallen, with an average maximum UV index of 5.

What is the rainiest month in Glennallen?

August is the month with the most rainfall. Rain falls for 11.3 days and accumulates 0.91" (23mm) of precipitation.

What is the snowiest month in Glennallen?

The month with the most snowfall in Glennallen is December when snow falls for 11.2 days and typically aggregates up to 4.57" (116mm) of snow.

What is the month with the shortest days in Glennallen?

December has the shortest days of the year in Glennallen, Alaska, with an average of 5.3h of daylight.

Average temperature
Glennallen, AK

Average temperature - Glennallen, AK

The warmest month (with the highest average high temperature) is July (67.5°F).
The month with the lowest average high temperature is January (9.1°F).

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is January (-1.8°F).

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Average pressure
Glennallen, AK

Average pressure - Glennallen, AK

The month with the highest atmospheric pressure is July (29.95").
Months with the lowest atmospheric pressure are September, October, November and December (29.78").

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Average wind speed
Glennallen, AK

Average wind speed - Glennallen, AK

The windiest month (with the highest average wind speed) is June (6.2mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).

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Average rainfall
Glennallen, AK

Average rainfall - Glennallen, AK

The wettest month (with the highest rainfall) is August (0.91").
The driest month (with the least rainfall) is April (0.2").

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Average rainfall days
Glennallen, AK

Average rainfall days - Glennallen, AK

The month with the highest number of rainy days is August (11.3 days).
Months with the least rainy days are February and November (3.7 days).

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Average snowfall
Glennallen, AK

Average snowfall - Glennallen, AK

The month with the highest snowfall is December (4.57").
Months with the least snowfall are June, July and August (0").

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Average snowfall days
Glennallen, AK

Average snowfall days - Glennallen, AK

The month with the highest number of snowfall days is December (11.2 days).
Months with the least snowfall days are June and July (0 days).

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Average daylight / Average sunshine
Glennallen, AK

Average daylight / Average sunshine - Glennallen, AK

The month with the longest days is June (Average daylight: 19.6h).
The month with the shortest days is December (Average daylight: 5.3h).

The month with the most sunshine is June (Average sunshine: 14.2h).
Months with the least sunshine are January and December (Average sunshine: 3.9).

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Average sunshine days
Glennallen, AK

Average sunshine days - Glennallen, AK

The month with the most sunshine days is March (24.2 days).
The month with the least sunshine days is August (17.3 days).

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Average UV index
Glennallen, AK

Average UV index - Glennallen, AK

The month with the highest UV index is July (UV index 5).
Months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 2).

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Average visibility
Glennallen, AK

Average visibility - Glennallen, AK

Months with the highest visibility are May, June, July, August, September and October (6mi).
Months with the lowest visibility are January and March (4mi).

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