April weather forecast
Glennallen, AK

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Weather in April

April is a cold spring month in Glennallen, Alaska, with an average temperature ranging between min 18.9°F (-7.3°C) and max 35.4°F (1.9°C).

Temperature

April's arrival coincides with a temperature rise, moving from March's freezing cold 22.3°F (-5.4°C) to a cold 35.4°F (1.9°C). During April, an average low-temperature of 18.9°F (-7.3°C) is observed in Glennallen.

Humidity

In Glennallen, Alaska, the average relative humidity in April is 83%.

Rainfall

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

Snowfall

Months with snowfall in Glennallen are January through May, September through December. In Glennallen, Alaska, in April, snow falls for 4.1 days, with typically accumulated 1.1" (28mm) of snow. Throughout the year, in Glennallen, there are 54.8 snowfall days, and 17.13" (435mm) of snow is accumulated.

Daylight

The average length of the day in April in Glennallen is 14h and 55min.
On the first day of the month, sunrise is at 7:00 am and sunset at 8:31 pm. On the last day of April, in Glennallen, sunrise is at 5:27 am and sunset at 9:51 pm AKDT.

Sunshine

In Glennallen, the average sunshine in April is 9h.

UV index

The months with the lowest UV index in Glennallen, Alaska, are January through April, September through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In April, the maximum UV index of 2 transforms into these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

How cold is April in Glennallen?

During April, Glennallen experiences an average high-temperature of 35.4°F (1.9°C) and a low-temperature of 18.9°F (-7.3°C).

What is the average humidity in April in Glennallen?

In Glennallen, Alaska, the average relative humidity in April is 83%.

What is the driest month in Glennallen?

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

How much does it rain in Glennallen in April?

In Glennallen, Alaska, in April, during 5 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

How much does it snow in Glennallen in April?

In Glennallen, Alaska, during April, snow falls for 4.1 days and regularly aggregates up to 1.1" (28mm) of snow.

What is the average length of the day in April in Glennallen?

In Glennallen, the average day length in April is 14h and 55min.

When are sunrise and sunset in April in Glennallen?

In April, on the first day of the month, sunrise is at 7:00 am and sunset at 8:31 pm. On the last day of the month, in Glennallen, Alaska, sunrise is at 5:27 am and sunset at 9:51 pm AKDT.

How many hours of sunshine does Glennallen have in April?

In April, the average sunshine duration is 9h.

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

The months with the lowest UV index are January through April, September through December, with an average maximum UV index of 2.

What is the UV index reading in April in Glennallen?

The average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Glennallen, AK

Average temperature in April - Glennallen, AK
  • Average high temperature in April: 35.4°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 April: 18.9°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 April
Glennallen, AK

Average pressure in April - Glennallen, AK
  • Average pressure in April: 29.86"Hg

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

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Average wind speed in April
Glennallen, AK

Average wind speed in April - Glennallen, AK
  • Average wind speed in April: 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 April
Glennallen, AK

Average humidity in April - Glennallen, AK
  • Average humidity in April: 83%

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 April
Glennallen, AK

Average rainfall in April - Glennallen, AK
  • Average rainfall in April: 0.2"

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 April
Glennallen, AK

Average rainfall days in April - Glennallen, AK
  • Average rainfall days in April: 5 days

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

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Average snowfall in April
Glennallen, AK

Average snowfall in April - Glennallen, AK
  • Average snowfall in April: 1.1"

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

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Average snowfall days in April
Glennallen, AK

Average snowfall days in April - Glennallen, AK
  • Average snowfall days in April: 4.1 days

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

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Average daylight in April /
Average sunshine in April
Glennallen, AK

Average daylight in April / Average sunshine in April - Glennallen, AK
  • Average daylight in April: 14h and 5min

The month with the longest days is June (Average daylight: 19h and 36min).
The month with the shortest days is December (Average daylight: 5h and 18min).

  • Average sunshine in April: 9h and 0min

The month with the most sunshine is June (Average sunshine: 14h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).

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Average sunshine days in April
Glennallen, AK

Average sunshine days in April - Glennallen, AK
  • Average sunshine days in April: 23.2 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 April
Glennallen, AK

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

The month with the highest UV index is July (UV index 5).
The 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 April
Glennallen, AK

Average cloud cover in April - Glennallen, AK
  • Average cloud cover in April: 41

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 April
Glennallen, AK

Average visibility in April - Glennallen, AK
  • Average visibility in April: 5mi

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

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Glennallen, Alaska, USA

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