April weather forecastPort Alsworth, AK
April weather forecast for Port Alsworth, Alaska: In Port Alsworth, in April, during 11.7 snowfall days, 5.98" (152mm) of snow is typically accumulated. In Port Alsworth, during April, snow falls for 11.7 days and regularly aggregates up to 5.98" (152mm) of snow.
April
Weather in April
April is an icy spring month in Port Alsworth, Alaska, with temperature in the range of an average high of 33.3°F (0.7°C) and an average low of 21.4°F (-5.9°C).Temperature
April sees a temperature increase, moving from a subzero cold 23.2°F (-4.9°C) in March to an icy 33.3°F (0.7°C). The nighttime temperature, during April, averages of 21.4°F (-5.9°C).Humidity
The average relative humidity in April is 88%.Rainfall
In Port Alsworth, in April, during 15 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, there are 190.3 rainfall days, and 31.5" (800mm) of precipitation is accumulated.Snowfall
January through May, August through December are months with snowfall. In Port Alsworth, during April, snow falls for 11.7 days and regularly aggregates up to 5.98" (152mm) of snow. Throughout the year, there are 104.8 snowfall days, and 70.24" (1784mm) of snow is accumulated.Daylight
In Port Alsworth, the average length of the day in April is 14h and 41min.On the first day of April, sunrise is at 7:38 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 10:15 pm AKDT.
Sunshine
The average sunshine in April in Port Alsworth is 6.1h.UV index
In Port Alsworth, the average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 2 during April leads to these instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Port Alsworth, AK
- Average high temperature in April: 33.3°F
The warmest month (with the highest average high temperature) is July (58.3°F).
The month with the lowest average high temperature is January (15.4°F).
- Average low temperature in April: 21.4°F
The month with the highest average low temperature is July (46°F).
The coldest month (with the lowest average low temperature) is January (5.2°F).
Average pressure in April
Port Alsworth, AK
- Average pressure in April: 29.8"Hg
The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.65"Hg).
Average wind speed in April
Port Alsworth, AK
- Average wind speed in April: 5.6mph
The windiest month (with the highest average wind speed) is December (6.8mph).
The calmest month (with the lowest average wind speed) is June (5mph).
Average humidity in April
Port Alsworth, AK
- Average humidity in April: 88%
The month with the highest relative humidity is March (90%).
The months with the lowest relative humidity are May and June (74%).
Average rainfall in April
Port Alsworth, AK
- Average rainfall in April: 1.77"
The wettest month (with the highest rainfall) is September (4.21").
The driest month (with the least rainfall) is January (1.42").
Average rainfall days in April
Port Alsworth, AK
- Average rainfall days in April: 15 days
The month with the highest number of rainy days is August (23.6 days).
The month with the least rainy days is December (8.4 days).
Average snowfall in April
Port Alsworth, AK
- Average snowfall in April: 5.98"
The month with the highest snowfall is December (15.63").
The months with the least snowfall are June and July (0").
Average snowfall days in April
Port Alsworth, AK
- Average snowfall days in April: 11.7 days
The month with the highest number of snowfall days is December (18.5 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in April /
Average sunshine in April
Port Alsworth, AK
- Average daylight in April: 14h and 42min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in April: 6h and 6min
The month with the most sunshine is May (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in April
Port Alsworth, AK
- Average sunshine days in April: 8.8 days
The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is June (4.8 days).
Average UV index in April
Port Alsworth, AK
- Average UV index in April: 2
The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in April
Port Alsworth, AK
- Average cloud cover in April: 59
The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is January (Cloud cover 47).
Average visibility in April
Port Alsworth, AK
- Average visibility in April: 4mi
The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are March and April (4mi).





