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
Butte's transition into April brings a slight rise in the average high-temperature, moving from a freezing cold 27.5°F (-2.5°C) in March to a wintry 36.1°F (2.3°C). April nights are marked by an average temperature drop to a subzero cold 20.5°F (-6.4°C).Humidity
The average relative humidity in April is 82%.Rainfall
In Butte, in April, during 17.3 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Butte, during the entire year, the rain falls for 190.7 days and collects up to 17.4" (442mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In Butte, in April, snow falls for 8.5 days, with typically accumulated 3.43" (87mm) of snow. In Butte, during the entire year, snow falls for 76.2 days and aggregates up to 33.5" (851mm) of snow.Daylight
The average length of the day in April is 14h and 50min.On the first day of April in Butte, Alaska, sunrise is at 7:15 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 10:01 pm AKDT.
Sunshine
In April, the average sunshine is 8.4h.UV index
In April, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 2 in April interprets into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is April?
What is the average humidity in April in Butte?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Butte have in April?
When is the sunrise / sunset in April in Butte?
How many hours of sunshine does Butte have in April?
What is the UV index reading in April?
Average temperature in April
Butte, AK
- Average high temperature in April: 36.1°F
The warmest month (with the highest average high temperature) is July (61.2°F).
The month with the lowest average high temperature is January (18.1°F).
- Average low temperature in April: 20.5°F
The month with the highest average low temperature is July (44.2°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure in April
Butte, AK
- Average pressure in April: 29.83"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).
Average wind speed in April
Butte, AK
- Average wind speed in April: 4.5mph
The windiest month (with the highest average wind speed) is January (5.5mph).
The calmest month (with the lowest average wind speed) is July (4mph).
Average humidity in April
Butte, AK
- Average humidity in April: 82%
The month with the highest relative humidity is March (87%).
The months with the lowest relative humidity are May and June (69%).
Average rainfall in April
Butte, AK
- Average rainfall in April: 1.1"
The wettest month (with the highest rainfall) is September (2.24").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in April
Butte, AK
- Average rainfall days in April: 17.3 days
The month with the highest number of rainy days is June (22.4 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in April
Butte, AK
- Average snowfall in April: 3.43"
The month with the highest snowfall is February (6.93").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Butte, AK
- Average snowfall days in April: 8.5 days
The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Butte, AK
- Average daylight in April: 14h and 5min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is May (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in April
Butte, AK
- Average sunshine days in April: 6.8 days
The month with the most sunshine days is January (13.9 days).
The month with the least sunshine days is June (5.3 days).
Average UV index in April
Butte, 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 and December (UV index 1).
Average cloud cover in April
Butte, AK
- Average cloud cover in April: 46
The month with the most cloud cover is April (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 37).
Average visibility in April
Butte, AK
- Average visibility in April: 4mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are February, March and April (4mi).
Butte, Alaska, USA
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