April weather forecast and climate
Orca, AK

Weather in April

April, like March, in Orca, Alaska, is a wintry spring month, with temperature in the range of an average low of 32°F (0°C) and an average high of 40.6°F (4.8°C).

Temperature

In Orca, the average high-temperature slightly increases, from 34.2°F (1.2°C) in March, to a still cold 40.6°F (4.8°C). In April, the average low-temperature is 32°F (0°C).

Humidity

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

Rainfall

In Orca, in April, during 15.4 rainfall days, 3.9" (99mm) of precipitation is typically accumulated. In Orca, during the entire year, the rain falls for 191.3 days and collects up to 72.4" (1839mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Orca, in April, during 8.6 snowfall days, 6.77" (172mm) of snow is typically accumulated. Throughout the year, there are 66.1 snowfall days, and 74.57" (1894mm) of snow is accumulated.

Daylight

The average length of the day in Orca is 14.7h.

Sunshine

In April, the average sunshine is 6.4h.

UV index

In Orca, 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 the Sun's UV rays for the ordinary person.
Note: In April, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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 Orca?

In Orca, Alaska, in April, the average high-temperature is 40.6°F (4.8°C), and the average low-temperature is 32°F (0°C).

What is the average humidity in April in Orca?

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

How much does it rain in Orca in April?

In Orca, in April, during 15.4 rainfall days, 3.9" (99mm) of precipitation is typically accumulated.

How many days does it snow in April in Orca?

In Orca, Alaska, in April, during 8.6 snowfall days, 6.77" (172mm) of snow is typically accumulated.

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

In Orca, Alaska, the average length of the day in April is 14.7h.

How long on average sun shines in April in Orca?

The average sunshine in April is 6.4h.

How high is the UV index in April in Orca?

In Orca, Alaska, the average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to the Sun's UV rays.

Average temperature in April
Orca, AK

Average temperature in April - Orca, AK
  • Average high temperature in April: 40.6°F

The warmest month (with the highest average high temperature) is July (58.6°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in April: 32°F

The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

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Average pressure in April
Orca, AK

Average pressure in April - Orca, AK
  • Average pressure in April: 29.85"

The month with the highest atmospheric pressure is July (30").
The month with the lowest atmospheric pressure is November (29.65").

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Average wind speed in April
Orca, AK

Average wind speed in April - Orca, AK
  • Average wind speed in April: 7.5mph

The windiest months (with the highest average wind speed) are January and November (12.1mph).
The calmest month (with the lowest average wind speed) is June (5.2mph).

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Average humidity in April
Orca, AK

Average humidity in April - Orca, AK
  • Average humidity in April: 79%

The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in April
Orca, AK

Average rainfall in April - Orca, AK
  • Average rainfall in April: 3.9"

The wettest month (with the highest rainfall) is October (9.09").
The driest month (with the least rainfall) is June (2.72").

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Average rainfall days in April
Orca, AK

Average rainfall days in April - Orca, AK
  • Average rainfall days in April: 15.4 days

The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is February (9.6 days).

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Average snowfall in April
Orca, AK

Average snowfall in April - Orca, AK
  • Average snowfall in April: 6.77"

The month with the highest snowfall is December (17.76").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Orca, AK

Average snowfall days in April - Orca, AK
  • Average snowfall days in April: 8.6 days

The month with the highest number of snowfall days is December (12.9 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
Orca, AK

Average daylight in April / Average sunshine in April - Orca, AK
  • Average daylight in April: 14.7h

The month with the longest days is June (Average daylight: 18.9h).
The month with the shortest days is December (Average daylight: 5.8h).

  • Average sunshine in April: 6.4h

Months with the most sunshine are May, June and July (Average sunshine: 7.6h).
The month with the least sunshine is December (Average sunshine: 2.1h).

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Average sunshine days in April
Orca, AK

Average sunshine days in April - Orca, AK
  • Average sunshine days in April: 9.3 days

The month with the most sunshine days is July (12.1 days).
The month with the least sunshine days is September (8 days).

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Average UV index in April
Orca, AK

Average UV index in April - Orca, 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
Orca, AK

Average cloud cover in April - Orca, AK
  • Average cloud cover in April: 58

The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 57).

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Average visibility in April
Orca, AK

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

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

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