April weather forecast and climate
King Salmon, AK

Weather in April

April is a cold spring month in King Salmon, Alaska, with average temperature ranging between min 28°F (-2.2°C) and max 40.8°F (4.9°C).

Temperature

In April, the average high-temperature rises, from a freezing cold 27.7°F (-2.4°C) in March, to a wintry 40.8°F (4.9°C). In King Salmon, the average low-temperature is 28°F (-2.2°C).

Humidity

The average relative humidity is 79%.

Rainfall

In King Salmon, it is raining for 12.3 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 158.9 rainfall days, and 18.43" (468mm) of precipitation is accumulated.

Snowfall

Months with snowfall in King Salmon are January through May, October through December. In April, it is snowing for 7.8 days. Throughout April, 2.28" (58mm) of snow is accumulated. Throughout the year, there are 63.7 snowfall days, and 22.56" (573mm) of snow is accumulated.

Daylight

In April, the average length of the day in King Salmon is 14.5h.

Sunshine

In April, the average sunshine is 6.1h.

UV index

In April, the average daily maximum UV index in King Salmon is 2. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in April transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in King Salmon?

In April, in King Salmon, the average high-temperature is 40.8°F (4.9°C), and the average low-temperature is 28°F (-2.2°C).

What is the average humidity in April in King Salmon?

In King Salmon, Alaska, the average relative humidity in April is 79%.

How much does it rain in King Salmon in April?

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

How many days does it snow in April in King Salmon?

In King Salmon, 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 King Salmon?

In King Salmon, Alaska, the average length of the day in April is 14.5h.

How long on average sun shines in April in King Salmon?

The average sunshine in April in King Salmon is 6.1h.

What is the UV index intensity in April in King Salmon?

The average daily maximum UV index in April in King Salmon, Alaska, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV rays.

Average temperature in April
King Salmon, AK

Average temperature in April - King Salmon, 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).

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Average pressure in April
King Salmon, AK

Average pressure in April - King Salmon, AK
  • Average pressure in April: 29.77"

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

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Average wind speed in April
King Salmon, AK

Average wind speed in April - King Salmon, 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).

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Average humidity in April
King Salmon, AK

Average humidity in April - King Salmon, AK
  • Average humidity in April: 79%

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

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Average rainfall in April
King Salmon, AK

Average rainfall in April - King Salmon, 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").

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Average rainfall days in April
King Salmon, AK

Average rainfall days in April - King Salmon, 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).

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Average snowfall in April
King Salmon, AK

Average snowfall in April - King Salmon, AK
  • Average snowfall in April: 2.28"

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

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Average snowfall days in April
King Salmon, AK

Average snowfall days in April - King Salmon, AK
  • Average snowfall days in April: 7.8 days

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

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Average daylight in April /
Average sunshine in April
King Salmon, AK

Average daylight in April / Average sunshine in April - King Salmon, AK
  • Average daylight in April: 14.5h

The month with the longest days is June (Average daylight: 18.3h).
The month with the shortest days is December (Average daylight: 6.4h).

  • Average sunshine in April: 6.1h

The month with the most sunshine is June (Average sunshine: 8.2h).
Months with the least sunshine are January and December (Average sunshine: 3.1).

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Average sunshine days in April
King Salmon, AK

Average sunshine days in April - King Salmon, 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).

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Average UV index in April
King Salmon, AK

Average UV index in April - King Salmon, AK
  • Average UV index in April: 2

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

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Average cloud cover in April
King Salmon, AK

Average cloud cover in April - King Salmon, AK
  • Average cloud cover in April: 59

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

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Average visibility in April
King Salmon, AK

Average visibility in April - King Salmon, AK
  • Average visibility in April: 6mi

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).

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