April weather forecast
Susitna, AK

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Weather in April

April is a wintry spring month in Susitna, Alaska, with an average temperature fluctuating between 40.1°F (4.5°C) and 29.8°F (-1.2°C).

Temperature

The beginning of April signals a rise in the average high-temperature, moving from a freezing cold 28.8°F (-1.8°C) in March to a wintry 40.1°F (4.5°C). Susitna, in April, witnesses an average low-temperature of 29.8°F (-1.2°C).

Humidity

The average relative humidity in April in Susitna is 81%.

Rainfall

In Susitna, Alaska, during April, the rain falls for 8.9 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, there are 112.1 rainfall days, and 7.4" (188mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Susitna, Alaska, are January through April, October through December. April is the last month it regularly snows in Susitna. During 4.6 snowfall days, in April, Susitna aggregates 0.79" (20mm) of snow. Throughout the year, in Susitna, there are 46.9 snowfall days, and 10.94" (278mm) of snow is accumulated.

Daylight

In Susitna, the average length of the day in April is 14h and 50min.
On the first day of April, sunrise is at 7:21 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 10:07 pm AKDT.

Sunshine

The average sunshine in April in Susitna is 8.1h.

UV index

In April, the average daily maximum UV index in Susitna is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 2 in April suggests the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

Is April cold in Susitna?

During April, Susitna experiences an average high-temperature of 40.1°F (4.5°C) and a low-temperature of 29.8°F (-1.2°C).

What is the average humidity in April in Susitna?

In April, the average relative humidity is 81%.

How much does it rain in Susitna in April?

In Susitna, Alaska, in April, during 8.9 rainfall days, 0.47" (12mm) of precipitation is typically accumulated.

What is the last month it snows in Susitna?

April is the last month it regularly snows. During 4.6 snowfall days, in April, Susitna aggregates 0.79" (20mm) of snow.

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

The average day length in April in Susitna is 14h and 50min.

When is the sunrise / sunset in April in Susitna?

In April, on the first day of the month, sunrise is at 7:21 am and sunset at 8:50 pm. On the last day of the month, in Susitna, Alaska, sunrise is at 5:51 am and sunset at 10:07 pm AKDT.

How long on average sun shines in April in Susitna?

In April, the average sunshine duration in Susitna is 8.1h.

What is the UV index intensity in April in Susitna?

In April, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Susitna, AK

Average temperature in April - Susitna, AK
  • Average high temperature in April: 40.1°F

The warmest month (with the highest average high temperature) is July (63.3°F).
The month with the lowest average high temperature is January (19.6°F).

  • Average low temperature in April: 29.8°F

The month with the highest average low temperature is July (51.8°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

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Average pressure in April
Susitna, AK

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

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

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Average wind speed in April
Susitna, AK

Average wind speed in April - Susitna, AK
  • Average wind speed in April: 5.5mph

The windiest month (with the highest average wind speed) is November (8.3mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

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Average humidity in April
Susitna, AK

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

The months with the highest relative humidity are February and March (86%).
The month with the lowest relative humidity is May (66%).

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Average rainfall in April
Susitna, AK

Average rainfall in April - Susitna, AK
  • Average rainfall in April: 0.47"

The wettest month (with the highest rainfall) is September (1.22").
The driest month (with the least rainfall) is June (0.31").

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Average rainfall days in April
Susitna, AK

Average rainfall days in April - Susitna, AK
  • Average rainfall days in April: 8.9 days

The month with the highest number of rainy days is September (16.2 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in April
Susitna, AK

Average snowfall in April - Susitna, AK
  • Average snowfall in April: 0.79"

The month with the highest snowfall is December (2.48").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Susitna, AK

Average snowfall days in April - Susitna, AK
  • Average snowfall days in April: 4.6 days

The month with the highest number of snowfall days is December (9.4 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
Susitna, AK

Average daylight in April / Average sunshine in April - Susitna, AK
  • Average daylight in April: 14h and 5min

The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 30min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

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Average sunshine days in April
Susitna, AK

Average sunshine days in April - Susitna, AK
  • Average sunshine days in April: 15.9 days

The month with the most sunshine days is June (19.9 days).
The month with the least sunshine days is September (11.2 days).

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Average UV index in April
Susitna, AK

Average UV index in April - Susitna, 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 December (UV index 1).

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Average cloud cover in April
Susitna, AK

Average cloud cover in April - Susitna, AK
  • Average cloud cover in April: 48

The month with the most cloud cover is December (Cloud cover 51).
The months with the least cloud cover are May and June (Cloud cover 42).

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Average visibility in April
Susitna, AK

Average visibility in April - Susitna, AK
  • Average visibility in April: 6mi

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

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Susitna, Alaska, USA

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