April weather forecastKupreanof, AK
April
Weather in April
April is a chilly spring month in Kupreanof, Alaska, with temperature in the range of an average high of 43.3°F (6.3°C) and an average low of 34.3°F (1.3°C).Temperature
A slight uplift of average high-temperatures is noted in April, with temperatures adjusting from a cold 36.9°F (2.7°C) in March to a frosty 43.3°F (6.3°C). Kupreanof maintains a consistent average nighttime low-temperature of 34.3°F (1.3°C) throughout April.Humidity
In April, the average relative humidity is 83%.Rainfall
In April, the rain falls for 18.1 days. Throughout April, 3.54" (90mm) of precipitation is accumulated. In Kupreanof, during the entire year, the rain falls for 197.9 days and collects up to 53.03" (1347mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Kupreanof, in April, during 3.8 snowfall days, 2.6" (66mm) of snow is typically accumulated. In Kupreanof, during the entire year, snow falls for 47.5 days and aggregates up to 58.23" (1479mm) of snow.Daylight
The average length of the day in April is 14h and 20min.On the first day of April, sunrise is at 6:18 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:04 am and sunset at 8:33 pm AKDT.
Sunshine
In April, the average sunshine is 6.7h.UV index
In Kupreanof, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 2 in April translates into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Kupreanof, AK
- Average high temperature in April: 43.3°F
The warmest month (with the highest average high temperature) is July (59.7°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in April: 34.3°F
The month with the highest average low temperature is July (50.2°F).
The coldest month (with the lowest average low temperature) is February (25.9°F).
Average pressure in April
Kupreanof, AK
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is July (30.05"Hg).
The month with the lowest atmospheric pressure is November (29.8"Hg).
Average wind speed in April
Kupreanof, AK
- Average wind speed in April: 5.7mph
The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is July (3.9mph).
Average humidity in April
Kupreanof, AK
- Average humidity in April: 83%
The months with the highest relative humidity are January and August (86%).
The month with the lowest relative humidity is May (81%).
Average rainfall in April
Kupreanof, AK
- Average rainfall in April: 3.54"
The wettest month (with the highest rainfall) is October (6.3").
The driest month (with the least rainfall) is May (2.01").
Average rainfall days in April
Kupreanof, AK
- Average rainfall days in April: 18.1 days
The month with the highest number of rainy days is October (20.1 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in April
Kupreanof, AK
- Average snowfall in April: 2.6"
The month with the highest snowfall is March (13.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Kupreanof, AK
- Average snowfall days in April: 3.8 days
The month with the highest number of snowfall days is March (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Kupreanof, AK
- Average daylight in April: 14h and 18min
The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in April: 6h and 42min
The month with the most sunshine is May (Average sunshine: 7h and 24min).
The months with the least sunshine are January and November (Average sunshine: 3h and 24min).
Average sunshine days in April
Kupreanof, AK
- Average sunshine days in April: 9.1 days
The month with the most sunshine days is December (12.5 days).
The month with the least sunshine days is November (8 days).
Average UV index in April
Kupreanof, AK
- Average UV index in April: 2
The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in April
Kupreanof, AK
- Average cloud cover in April: 58
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are February and May (Cloud cover 54).
Average visibility in April
Kupreanof, AK
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).





