April weather forecast
Prudhoe Bay, AK

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Weather in April

April signals a significant transition from winter toward the warmer months, dawning with a gradual melt of snow. This month brings a much-awaited break from the harsh winter, although the temperatures remain in the lower end of the scale. As the calendar rolls into the second quarter, daylight hours are notably increasing. A comparison to past months reveals a critical difference in the weather balance - rainfall starts to rival the snowfall, suggesting an imminent shift. Amidst these transformations, the winds remain steady, lending a predictable rhythm to the changing season.

Temperature

April's arrival brings a noticeable temperature shift, escalating from a polar cold -1.1°F (-18.4°C) in March to an extremely cold 13.5°F (-10.3°C). The average low-temperature, in April, in Prudhoe Bay, is a polar cold 0.7°F (-17.4°C).

Humidity

In April, the average relative humidity in Prudhoe Bay is 92%.

Rainfall

The months with the least rainfall are January, April and December Rain falls for 3.8 days and accumulates 0.16" (4mm) of rain.

Snowfall

Months with snowfall are January through June, August through December. In April, it is snowing for 12.8 days. Throughout April, 0.83" (21mm) of snow is accumulated. In Prudhoe Bay, Alaska, during the entire year, snow falls for 122.8 days and aggregates up to 10.24" (260mm) of snow.

Daylight

In April, the average length of the day is 16h and 28min.
On the first day of April, sunrise is at 6:50 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 4:18 am and sunset at 11:22 pm AKDT.

Sunshine

The average sunshine in April is 6.3h.

UV index

February through April, August through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In April, a daily maximum UV index of 1 leads to the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.

Frequently asked questions

How cold is it in April?

An average high-temperature, in April, in Prudhoe Bay, is 13.5°F (-10.3°C) and the average low-temperature is 0.7°F (-17.4°C).

What is the average humidity in April?

The average relative humidity in April in Prudhoe Bay is 92%.

What is the driest month?

January, April and December are months with the least rain when the rain falls for 3.8 days and typically aggregates up to 0.16" (4mm) of rain.

How much does it rain in April?

In Prudhoe Bay, Alaska, in April, during 3.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

How many days does it snow in April?

In Prudhoe Bay, during April, snow falls for 12.8 days and regularly aggregates up to 0.83" (21mm) of snow.

How many hours of daylight does Prudhoe Bay have in April?

In Prudhoe Bay, the average day length in April is 16h and 28min.

When are sunrise and sunset in April in Prudhoe Bay?

On the first day of April, sunrise is at 6:50 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 4:18 am and sunset at 11:22 pm AKDT.

How many hours of sunshine does Prudhoe Bay have in April?

The average sunshine duration in April is 6.3h.

What is the month with the lowest UV index in Prudhoe Bay?

The months with the lowest UV index are February through April, August through December, with an average maximum UV index of 1.

How high is the UV index in April?

The average daily maximum UV index in April in Prudhoe Bay is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Prudhoe Bay, AK

Average temperature in April - Prudhoe Bay, AK
  • Average high temperature in April: 13.5°F

The warmest month (with the highest average high temperature) is July (51.4°F).
The month with the lowest average high temperature is January (-7.1°F).

  • Average low temperature in April: 0.7°F

The month with the highest average low temperature is July (40.6°F).
The coldest month (with the lowest average low temperature) is January (-16.6°F).

Average pressure in April
Prudhoe Bay, AK

Average pressure in April - Prudhoe Bay, AK
  • Average pressure in April: 30.05"Hg

The month with the highest atmospheric pressure is March (30.07"Hg).
The month with the lowest atmospheric pressure is September (29.84"Hg).

Average wind speed in April
Prudhoe Bay, AK

Average wind speed in April - Prudhoe Bay, AK
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is October (11.9mph).
The calmest month (with the lowest average wind speed) is May (9.8mph).

Average humidity in April
Prudhoe Bay, AK

Average humidity in April - Prudhoe Bay, AK
  • Average humidity in April: 92%

The months with the highest relative humidity are January, February, March and December (93%).
The month with the lowest relative humidity is July (76%).

Average rainfall in April
Prudhoe Bay, AK

Average rainfall in April - Prudhoe Bay, AK
  • Average rainfall in April: 0.16"

The wettest month (with the highest rainfall) is August (0.83").
The driest months (with the least rainfall) are January, April and December (0.16").

Average rainfall days in April
Prudhoe Bay, AK

Average rainfall days in April - Prudhoe Bay, AK
  • Average rainfall days in April: 3.8 days

The month with the highest number of rainy days is August (11.8 days).
The month with the least rainy days is February (0.7 days).

Average snowfall in April
Prudhoe Bay, AK

Average snowfall in April - Prudhoe Bay, AK
  • Average snowfall in April: 0.83"

The month with the highest snowfall is November (1.81").
The month with the least snowfall is July (0").

Average snowfall days in April
Prudhoe Bay, AK

Average snowfall days in April - Prudhoe Bay, AK
  • Average snowfall days in April: 12.8 days

The month with the highest number of snowfall days is November (17.5 days).
The month with the least snowfall days is July (0.2 days).

Average daylight in April /
Average sunshine in April
Prudhoe Bay, AK

Average daylight in April / Average sunshine in April - Prudhoe Bay, AK
  • Average daylight in April: 16h and 3min

The month with the longest days is August (Average daylight: 18h and 12min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in April: 6h and 2min

The month with the most sunshine is August (Average sunshine: 6h and 36min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

Average sunshine days in April
Prudhoe Bay, AK

Average sunshine days in April - Prudhoe Bay, AK
  • Average sunshine days in April: 19.1 days

The month with the most sunshine days is June (21 days).
The month with the least sunshine days is September (14 days).

Average UV index in April
Prudhoe Bay, AK

Average UV index in April - Prudhoe Bay, AK
  • Average UV index in April: 1

The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are February, March, April, August, September, October, November and December (UV index 1).

Average cloud cover in April
Prudhoe Bay, AK

Average cloud cover in April - Prudhoe Bay, AK
  • Average cloud cover in April: 67

The months with the most cloud cover are November and December (Cloud cover 76).
The month with the least cloud cover is June (Cloud cover 45).

Average visibility in April
Prudhoe Bay, AK

Average visibility in April - Prudhoe Bay, AK
  • Average visibility in April: 5mi

The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, March and December (4mi).

Prudhoe Bay, Alaska, USA

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