April weather forecast
Anchorage, AK

Wintertime in Anchorage, Alaska with mountains blanketed in snow
Wintertime in Anchorage, Alaska with mountains blanketed in snow

Weather in April

April in Anchorage, Alaska, is a cold spring month, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 39.6°F (4.2°C).

Temperature

In Anchorage, Alaska, the average high-temperature in April increases from a subzero cold 28.9°F (-1.7°C) in March to a wintry 39.6°F (4.2°C). In April, in Anchorage, the average low-temperature is 29.7°F (-1.3°C).

Humidity

The average relative humidity in April is 81%.

Rainfall

In April, the rain falls for 10.8 days. Throughout April, 0.67" (17mm) of precipitation is accumulated. In Anchorage, during the entire year, the rain falls for 139.9 days and collects up to 12.6" (320mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Anchorage, Alaska. In Anchorage, Alaska, during 5.4 snowfall days, 2.09" (53mm) of snow is typically accumulated. Throughout the year, there are 59.3 snowfall days, and 23.5" (597mm) of snow is accumulated.

Ocean temperature

In Anchorage, the average water temperature is 37.4°F (3°C).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

The average length of the day in April is 14h and 48min.
On the first day of April in Anchorage, sunrise is at 7:20 am and sunset at 8:45 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 10:01 pm AKDT.

Sunshine

The average sunshine in April is 8.6h.

UV index

In April, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in April interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in April in Anchorage?

In April, the average relative humidity is 81%.

How much does it rain in Anchorage in April?

In Anchorage, Alaska, in April, during 10.8 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

How much does it snow in Anchorage in April?

In April, in Anchorage, Alaska, it is snowing for 5.4 days. Throughout April, 2.09" (53mm) of snow is accumulated.

What is the water temperature in April in Anchorage?

In Anchorage, Alaska, in April, the average water temperature is 37.4°F (3°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

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

In April, the average day length in Anchorage is 14h and 48min.

When is the sunrise / sunset in April in Anchorage?

In April, on the first day of the month, sunrise is at 7:20 am and sunset at 8:45 pm. On the last day of the month, in Anchorage, Alaska, sunrise is at 5:51 am and sunset at 10:01 pm AKDT.

How many hours of sunshine does Anchorage have in April?

The average sunshine duration in April is 8.6h.

What is the UV index intensity in April in Anchorage?

In Anchorage, Alaska, the average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Anchorage, AK

Average temperature in April - Anchorage, AK
  • Average high temperature in April: 39.6°F

The warmest month (with the highest average high temperature) is July (61.9°F).
The month with the lowest average high temperature is January (20.3°F).

  • Average low temperature in April: 29.7°F

The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

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Average pressure in April
Anchorage, AK

Average pressure in April - Anchorage, AK
  • Average pressure in April: 29.82"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.67"Hg).

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Average wind speed in April
Anchorage, AK

Average wind speed in April - Anchorage, AK
  • Average wind speed in April: 5.2mph

The windiest month (with the highest average wind speed) is November (6.3mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in April
Anchorage, AK

Average humidity in April - Anchorage, AK
  • Average humidity in April: 81%

The months with the highest relative humidity are January, February and March (86%).
The month with the lowest relative humidity is May (68%).

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Average rainfall in April
Anchorage, AK

Average rainfall in April - Anchorage, AK
  • Average rainfall in April: 0.67"

The wettest month (with the highest rainfall) is September (1.93").
The driest month (with the least rainfall) is May (0.55").

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Average rainfall days in April
Anchorage, AK

Average rainfall days in April - Anchorage, AK
  • Average rainfall days in April: 10.8 days

The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is February (7 days).

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Average snowfall in April
Anchorage, AK

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

The month with the highest snowfall is December (5.51").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Anchorage, AK

Average snowfall days in April - Anchorage, AK
  • Average snowfall days in April: 5.4 days

The month with the highest number of snowfall days is December (11.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average sea temperature in April
Anchorage, AK

Average sea temperature in April - Anchorage, AK
  • Average sea temperature in April: 37.5°F

The best month for swimming (with the highest average sea temperature) is August (53.1°F).
The coldest month (with the lowest average sea temperature) is February (35.8°F).

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

Average daylight in April / Average sunshine in April - Anchorage, AK
  • Average daylight in April: 14h and 48min

The month with the longest days is June (Average daylight: 19h and 13min).
The month with the shortest days is December (Average daylight: 5h and 38min).

  • Average sunshine in April: 8h and 36min

The months with the most sunshine are May and June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

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Average sunshine days in April
Anchorage, AK

Average sunshine days in April - Anchorage, AK
  • Average sunshine days in April: 12.9 days

The month with the most sunshine days is January (16.9 days).
The month with the least sunshine days is September (11.1 days).

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Average UV index in April
Anchorage, AK

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

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

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Average cloud cover in April
Anchorage, AK

Average cloud cover in April - Anchorage, AK
  • Average cloud cover in April: 45

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is May (Cloud cover 38).

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Average visibility in April
Anchorage, AK

Average visibility in April - Anchorage, 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).

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