October weather forecast and climate
Glennallen, AK

Weather in October

October, the same as September, is a wintry autumn month in Glennallen, Alaska, with temperature in the range of an average low of 25.5°F (-3.6°C) and an average high of 35.6°F (2°C).

Temperature

In October, the average high-temperature plummets, from a cool 51.6°F (10.9°C) in September, to a cold 35.6°F (2°C). In October, in Glennallen, the average low-temperature is 25.5°F (-3.6°C).

Humidity

In Glennallen, the average relative humidity is 75%.

Rainfall

In Glennallen, during October, the rain falls for 8.5 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, there are 81.1 rainfall days, and 5.71" (145mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Glennallen, Alaska, during October, snow falls for 4.8 days and regularly aggregates up to 1.02" (26mm) of snow. In Glennallen, during the entire year, snow falls for 54.8 days, and aggregates up to 17.13" (435mm) of snow.

Daylight

In October, the average length of the day in Glennallen is 9.9h.

Sunshine

In Glennallen, the average sunshine is 6.5h.

UV index

January through April, September through December, with an average maximum UV index of 2, are months with the lowest UV index in Glennallen. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays for average individuals.
Note: In October, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in October in Glennallen?

In Glennallen, Alaska, the average relative humidity in October is 75%.

How many days does it rain in October in Glennallen?

In October, the rain falls for 8.5 days. Throughout October, 0.47" (12mm) of precipitation is accumulated.

How many days does it snow in October in Glennallen?

In Glennallen, during October, snow falls for 4.8 days and regularly aggregates up to 1.02" (26mm) of snow.

How many hours of daylight does Glennallen have in October?

In Glennallen, Alaska, the average length of the day in October is 9.9h.

How long on average sun shines in October in Glennallen?

In Glennallen, Alaska, the average sunshine in October is 6.5h.

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

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

How high is the UV index in October in Glennallen?

In Glennallen, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in October
Glennallen, AK

Average temperature in October - Glennallen, AK
  • Average high temperature in October: 35.6°F

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).

  • Average low temperature in October: 25.5°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 in October
Glennallen, AK

Average pressure in October - Glennallen, AK
  • Average pressure in October: 29.78"

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 in October
Glennallen, AK

Average wind speed in October - Glennallen, AK
  • Average wind speed in October: 4.7mph

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 humidity in October
Glennallen, AK

Average humidity in October - Glennallen, AK
  • Average humidity in October: 75%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is June (57%).

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Average rainfall in October
Glennallen, AK

Average rainfall in October - Glennallen, AK
  • Average rainfall in October: 0.47"

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 in October
Glennallen, AK

Average rainfall days in October - Glennallen, AK
  • Average rainfall days in October: 8.5 days

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 in October
Glennallen, AK

Average snowfall in October - Glennallen, AK
  • Average snowfall in October: 1.02"

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 in October
Glennallen, AK

Average snowfall days in October - Glennallen, AK
  • Average snowfall days in October: 4.8 days

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 in October /
Average sunshine in October
Glennallen, AK

Average daylight in October / Average sunshine in October - Glennallen, AK
  • Average daylight in October: 9.9h

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

  • Average sunshine in October: 6.5h

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 in October
Glennallen, AK

Average sunshine days in October - Glennallen, AK
  • Average sunshine days in October: 21.1 days

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 in October
Glennallen, AK

Average UV index in October - Glennallen, AK
  • Average UV index in October: 2

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 cloud cover in October
Glennallen, AK

Average cloud cover in October - Glennallen, AK
  • Average cloud cover in October: 37

The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in October
Glennallen, AK

Average visibility in October - Glennallen, AK
  • Average visibility in October: 6mi

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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