April weather forecast
Napakiak, AK

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Weather in April

April in Napakiak, Alaska, is an icy spring month, with an average temperature ranging between min 23.7°F (-4.6°C) and max 35.1°F (1.7°C).

Temperature

April signals a significant shift in the average high-temperature, soaring from March's subzero cold 20.1°F (-6.6°C) to a wintry 35.1°F (1.7°C). An average nighttime temperature of 23.7°F (-4.6°C) is recorded during April.

Humidity

The average relative humidity in April in Napakiak, Alaska, is 85%.

Rainfall

The months with the least rainfall are January and April Rain falls for 8 days and accumulates 0.91" (23mm) of rain.

Snowfall

Months with snowfall in Napakiak, Alaska, are January through May, September through December. In Napakiak, during April, snow falls for 8 days and regularly aggregates up to 2.09" (53mm) of snow. In Napakiak, during the entire year, snow falls for 74.8 days and aggregates up to 22.91" (582mm) of snow.

Daylight

The average length of the day in April in Napakiak is 14h and 44min.
On the first day of the month, sunrise is at 8:08 am and sunset at 9:34 pm. On the last day of April, sunrise is at 6:41 am and sunset at 10:48 pm AKDT.

Sunshine

The average sunshine in April is 5.7h.

UV index

The average daily maximum UV index in April in Napakiak, Alaska, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during April leads to these instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To guard against the harmful effects of the Sun, minimize exposure during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

How cold is April in Napakiak?

In Napakiak, 35.1°F (1.7°C) is the average high-temperature and 23.7°F (-4.6°C) is the average low-temperature during April.

What is the average humidity in April in Napakiak?

In April, the average relative humidity is 85%.

What is the driest month in Napakiak?

January and April are months with the least rain in Napakiak, Alaska, when the rain falls for 8 days and typically aggregates up to 0.91" (23mm) of rain.

How much does it rain in Napakiak in April?

In Napakiak, Alaska, during April, the rain falls for 8 days and regularly aggregates up to 0.91" (23mm) of precipitation.

How many days does it snow in April in Napakiak?

In Napakiak, Alaska, in April, during 8 snowfall days, 2.09" (53mm) of snow is typically accumulated.

What is the average length of the day in April in Napakiak?

In April, the average day length in Napakiak, Alaska, is 14h and 44min.

When is the sunrise / sunset in April in Napakiak?

On the first day of April, sunrise is at 8:08 am and sunset at 9:34 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 10:48 pm AKDT.

How long on average sun shines in April in Napakiak?

The average sunshine duration in April is 5.7h.

How high is the UV index in April in Napakiak?

The average daily maximum UV index in April in Napakiak is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Napakiak, AK

Average temperature in April - Napakiak, AK
  • Average high temperature in April: 35.1°F

The warmest month (with the highest average high temperature) is July (62.4°F).
The month with the lowest average high temperature is January (12.2°F).

  • Average low temperature in April: 23.7°F

The month with the highest average low temperature is July (49.6°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).

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Average pressure in April
Napakiak, AK

Average pressure in April - Napakiak, AK
  • Average pressure in April: 29.79"Hg

The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is December (29.64"Hg).

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Average wind speed in April
Napakiak, AK

Average wind speed in April - Napakiak, AK
  • Average wind speed in April: 9.8mph

The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).

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Average humidity in April
Napakiak, AK

Average humidity in April - Napakiak, AK
  • Average humidity in April: 85%

The months with the highest relative humidity are January, February and March (91%).
The month with the lowest relative humidity is June (65%).

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Average rainfall in April
Napakiak, AK

Average rainfall in April - Napakiak, AK
  • Average rainfall in April: 0.91"

The wettest month (with the highest rainfall) is August (2.09").
The driest months (with the least rainfall) are January and April (0.91").

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Average rainfall days in April
Napakiak, AK

Average rainfall days in April - Napakiak, AK
  • Average rainfall days in April: 8 days

The month with the highest number of rainy days is August (19.7 days).
The month with the least rainy days is March (4.4 days).

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Average snowfall in April
Napakiak, AK

Average snowfall in April - Napakiak, AK
  • Average snowfall in April: 2.09"

The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Napakiak, AK

Average snowfall days in April - Napakiak, AK
  • Average snowfall days in April: 8 days

The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Napakiak, AK

Average daylight in April / Average sunshine in April - Napakiak, AK
  • Average daylight in April: 14h and 4min

The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in April: 5h and 4min

The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).

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Average sunshine days in April
Napakiak, AK

Average sunshine days in April - Napakiak, AK
  • Average sunshine days in April: 13.8 days

The month with the most sunshine days is March (17.5 days).
The month with the least sunshine days is August (8.6 days).

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Average UV index in April
Napakiak, AK

Average UV index in April - Napakiak, AK
  • Average UV index in April: 2

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

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Average cloud cover in April
Napakiak, AK

Average cloud cover in April - Napakiak, AK
  • Average cloud cover in April: 64

The months with the most cloud cover are July and August (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 54).

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Average visibility in April
Napakiak, AK

Average visibility in April - Napakiak, AK
  • Average visibility in April: 5mi

The months with the highest visibility are May, June, July, August, September, October and December (6mi).
The months with the lowest visibility are January, February, March, April and November (5mi).

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Napakiak, Alaska, USA

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