April weather forecast
South Naknek, AK

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Weather in April

April is a cold spring month in South Naknek, Alaska, with an average temperature fluctuating between 40.8°F (4.9°C) and 28°F (-2.2°C).

Temperature

As March gives way to April, the average high-temperature displays an increase, moving from a subzero cold 27.7°F (-2.4°C) to a wintry 40.8°F (4.9°C). In the month of April, the temperature generally rests at an average low of 28°F (-2.2°C).

Humidity

In South Naknek, the average relative humidity in April is 79%.

Rainfall

In South Naknek, during April, the rain falls for 12.3 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, there are 158.9 rainfall days, and 18.43" (468mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In South Naknek, during April, snow falls for 7.8 days and regularly aggregates up to 2.28" (58mm) of snow. In South Naknek, during the entire year, snow falls for 63.7 days and aggregates up to 22.56" (573mm) of snow.

Daylight

The average length of the day in April is 14h and 31min.
On the first day of the month, sunrise is at 7:51 am and sunset at 9:11 pm. On the last day of April, sunrise is at 6:31 am and sunset at 10:18 pm AKDT.

Sunshine

In South Naknek, the average sunshine in April is 6.1h.

UV index

In April, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 2 in April, converts 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. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is April?

The high-temperature during April is 40.8°F (4.9°C) and the low-temperature is 28°F (-2.2°C).

What is the average humidity in April?

In April, the average relative humidity is 79%.

How many days does it rain in April?

In April, in South Naknek, the rain falls for 12.3 days. Throughout April, 1.14" (29mm) of precipitation is accumulated.

How much does it snow in April?

In South Naknek, Alaska, in April, snow falls for 7.8 days, with typically accumulated 2.28" (58mm) of snow.

What is the average length of the day in April?

In South Naknek, the average day length in April is 14h and 31min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 7:51 am and sunset at 9:11 pm. On the last day of the month, in South Naknek, sunrise is at 6:31 am and sunset at 10:18 pm AKDT.

How long on average sun shines in April?

The average sunshine duration in April is 6.1h.

What is the UV index reading in April?

The average daily maximum UV index in April is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
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
South Naknek, AK

Average temperature in April - South Naknek, AK
  • Average high temperature in April: 40.8°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 (20.8°F).

  • Average low temperature in April: 28°F

The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

Average pressure in April
South Naknek, AK

Average pressure in April - South Naknek, AK
  • Average pressure in April: 29.77"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.6"Hg).

Average wind speed in April
South Naknek, AK

Average wind speed in April - South Naknek, AK
  • Average wind speed in April: 9.1mph

The windiest month (with the highest average wind speed) is December (10.4mph).
The calmest month (with the lowest average wind speed) is June (7.6mph).

Average humidity in April
South Naknek, AK

Average humidity in April - South Naknek, AK
  • Average humidity in April: 79%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is May (67%).

Average rainfall in April
South Naknek, AK

Average rainfall in April - South Naknek, AK
  • Average rainfall in April: 1.14"

The wettest month (with the highest rainfall) is August (2.2").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in April
South Naknek, AK

Average rainfall days in April - South Naknek, AK
  • Average rainfall days in April: 12.3 days

The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is March (6.7 days).

Average snowfall in April
South Naknek, AK

Average snowfall in April - South Naknek, AK
  • Average snowfall in April: 2.28"

The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
South Naknek, AK

Average snowfall days in April - South Naknek, AK
  • Average snowfall days in April: 7.8 days

The month with the highest number of snowfall days is March (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
South Naknek, AK

Average daylight in April / Average sunshine in April - South Naknek, AK
  • Average daylight in April: 14h and 3min

The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).

  • Average sunshine in April: 6h and 1min

The month with the most sunshine is June (Average sunshine: 8h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 6min).

Average sunshine days in April
South Naknek, AK

Average sunshine days in April - South Naknek, AK
  • Average sunshine days in April: 10.7 days

The month with the most sunshine days is January (15.3 days).
The month with the least sunshine days is July (9.2 days).

Average UV index in April
South Naknek, AK

Average UV index in April - South Naknek, AK
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are November and December (UV index 1).

Average cloud cover in April
South Naknek, AK

Average cloud cover in April - South Naknek, AK
  • Average cloud cover in April: 59

The month with the most cloud cover is August (Cloud cover 65).
The months with the least cloud cover are January and May (Cloud cover 55).

Average visibility in April
South Naknek, AK

Average visibility in April - South Naknek, AK
  • Average visibility in April: 6mi

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

South Naknek, Alaska, USA

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