April weather forecastUsibelli, AK
April
Weather in April
April in Usibelli, Alaska, is a cold spring month, with an average temperature fluctuating between 18.9°F (-7.3°C) and 33.8°F (1°C).Temperature
The shift from March to April sees an increase in the average high-temperature, transitioning from a freezing cold 19.8°F (-6.8°C) to a cold 33.8°F (1°C). Throughout April, the nighttime temperature averages to a subzero cold 18.9°F (-7.3°C).Humidity
In April, the average relative humidity is 88%.Rainfall
In Usibelli, in April, during 9 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Usibelli, during the entire year, the rain falls for 106.3 days and collects up to 14.49" (368mm) of precipitation.Snowfall
January through May, August through December are months with snowfall. In Usibelli, in April, snow falls for 12.3 days, with typically accumulated 4.92" (125mm) of snow. Throughout the year, there are 93.4 snowfall days, and 35.94" (913mm) of snow is accumulated.Daylight
The average length of the day in April is 15h and 9min.On the first day of the month, sunrise is at 7:09 am and sunset at 8:47 pm. On the last day of April, sunrise is at 5:28 am and sunset at 10:15 pm AKDT.
Sunshine
In April, the average sunshine is 7.1h.UV index
In Usibelli, the average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 2 in April suggests the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Usibelli, AK
- Average high temperature in April: 33.8°F
The warmest month (with the highest average high temperature) is July (62.8°F).
The month with the lowest average high temperature is January (4.6°F).
- Average low temperature in April: 18.9°F
The month with the highest average low temperature is July (45.3°F).
The coldest month (with the lowest average low temperature) is January (-6.3°F).
Average pressure in April
Usibelli, AK
- Average pressure in April: 29.85"Hg
The month with the highest atmospheric pressure is February (29.93"Hg).
The month with the lowest atmospheric pressure is September (29.76"Hg).
Average wind speed in April
Usibelli, AK
- Average wind speed in April: 4.9mph
The windiest month (with the highest average wind speed) is May (5.5mph).
The calmest months (with the lowest average wind speed) are March and November (4.6mph).
Average humidity in April
Usibelli, AK
- Average humidity in April: 88%
The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is June (64%).
Average rainfall in April
Usibelli, AK
- Average rainfall in April: 0.98"
The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in April
Usibelli, AK
- Average rainfall days in April: 9 days
The month with the highest number of rainy days is June (19.6 days).
The months with the least rainy days are February and December (1.5 days).
Average snowfall in April
Usibelli, AK
- Average snowfall in April: 4.92"
The month with the highest snowfall is March (6.89").
The months with the least snowfall are June and July (0").
Average snowfall days in April
Usibelli, AK
- Average snowfall days in April: 12.3 days
The month with the highest number of snowfall days is March (17.4 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in April /
Average sunshine in April
Usibelli, AK
- Average daylight in April: 15h and 12min
The month with the longest days is June (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 4h and 30min).
- Average sunshine in April: 7h and 6min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 18min).
Average sunshine days in April
Usibelli, AK
- Average sunshine days in April: 12 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is June (8.5 days).
Average UV index in April
Usibelli, AK
- Average UV index in April: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in April
Usibelli, AK
- Average cloud cover in April: 57
The month with the most cloud cover is March (Cloud cover 61).
The month with the least cloud cover is May (Cloud cover 42).
Average visibility in April
Usibelli, AK
- Average visibility in April: 4mi
The months with the highest visibility are May, June and July (6mi).
The months with the lowest visibility are January and March (3mi).
