Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
As Glennallen transitions into April, the average high-temperature shows a change, moving from a subzero cold 22.3°F (-5.4°C) in March to a wintry 35.4°F (1.9°C). April witnesses an average nighttime temperature of 18.9°F (-7.3°C).Humidity
In April, the average relative humidity is 83%.Rainfall
April is the month with the least rainfall. Rain falls for 5 days and accumulates 0.2" (5mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In April, it is snowing for 4.1 days. Throughout April, 1.1" (28mm) of snow is accumulated. In Glennallen, during the entire year, snow falls for 54.8 days and aggregates up to 17.13" (435mm) of snow.Daylight
In April, the average length of the day 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, sunrise is at 5:27 am and sunset at 9:51 pm AKDT.
Sunshine
The average sunshine in April is 9h.UV index
The months with the lowest UV index are January through April, September through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 2 in April translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in April?
What is the average humidity in April?
What is the driest month?
How many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Glennallen have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Glennallen have in April?
What is the month with the lowest UV index?
What is the UV index intensity in April?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
Glennallen, Alaska, USA
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