April weather forecast and climate
Sitka, AK

The glacial carved Three Sisters Mountains in Sitka, Alaska
The glacial carved Three Sisters Mountains in Sitka, Alaska

Weather in April

April, the same as March, is a wintry spring month in Sitka, Alaska, with temperature in the range of an average low of 35.4°F (1.9°C) and an average high of 42.3°F (5.7°C).

Temperature

In April, the average high-temperature is almost the same as in March - a still wintry 42.3°F (5.7°C). In April, the average low-temperature is 35.4°F (1.9°C).

Humidity

The average relative humidity is 86%.

Rainfall

In Sitka, during 22.3 rainfall days, 6.26" (159mm) of precipitation is typically accumulated. Throughout the year, in Sitka, Alaska, there are 243.6 rainfall days, and 82.76" (2102mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Sitka, Alaska. In Sitka, during April, snow falls for 3.8 days and regularly aggregates up to 3.23" (82mm) of snow. Throughout the year, there are 52.4 snowfall days, and 63.58" (1615mm) of snow is accumulated.

Daylight

In April, the average length of the day in Sitka is 14.4h.

Sunshine

In Sitka, the average sunshine is 5.4h.

UV index

The average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 2 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. 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 Sitka?

In April, the average high-temperature is 42.3°F (5.7°C), and the average low-temperature is 35.4°F (1.9°C).

What is the average humidity in April in Sitka?

The average relative humidity in April in Sitka is 86%.

How much does it rain in Sitka in April?

In Sitka, Alaska, during April, the rain falls for 22.3 days and regularly aggregates up to 6.26" (159mm) of precipitation.

How many days does it snow in April in Sitka?

In Sitka, in April, during 3.8 snowfall days, 3.23" (82mm) of snow is typically accumulated.

How many hours of daylight does Sitka have in April?

In April, the average length of the day is 14.4h.

How long on average sun shines in April in Sitka?

The average sunshine in April in Sitka, Alaska, is 5.4h.

What is the UV index reading in April in Sitka?

In Sitka, 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 the exposure to the Sun's UV rays.

Average temperature in April
Sitka, AK

Average temperature in April - Sitka, AK
  • Average high temperature in April: 42.3°F

The warmest month (with the highest average high temperature) is August (57.9°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in April: 35.4°F

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is February (29.7°F).

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Average pressure in April
Sitka, AK

Average pressure in April - Sitka, AK
  • Average pressure in April: 29.89"

The month with the highest atmospheric pressure is July (30.05").
The month with the lowest atmospheric pressure is November (29.72").

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Average wind speed in April
Sitka, AK

Average wind speed in April - Sitka, AK
  • Average wind speed in April: 7mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

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Average humidity in April
Sitka, AK

Average humidity in April - Sitka, AK
  • Average humidity in April: 86%

The month with the highest relative humidity is August (89%).
Months with the lowest relative humidity are February and March (83%).

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Average rainfall in April
Sitka, AK

Average rainfall in April - Sitka, AK
  • Average rainfall in April: 6.26"

The wettest month (with the highest rainfall) is November (10.16").
The driest month (with the least rainfall) is May (3.82").

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Average rainfall days in April
Sitka, AK

Average rainfall days in April - Sitka, AK
  • Average rainfall days in April: 22.3 days

The month with the highest number of rainy days is October (23.5 days).
The month with the least rainy days is February (14.6 days).

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Average snowfall in April
Sitka, AK

Average snowfall in April - Sitka, AK
  • Average snowfall in April: 3.23"

The month with the highest snowfall is March (17.72").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Sitka, AK

Average snowfall days in April - Sitka, AK
  • Average snowfall days in April: 3.8 days

The month with the highest number of snowfall days is March (14.1 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
Sitka, AK

Average daylight in April / Average sunshine in April - Sitka, AK
  • Average daylight in April: 14.4h

The month with the longest days is June (Average daylight: 17.8h).
The month with the shortest days is December (Average daylight: 6.8h).

  • Average sunshine in April: 5.4h

The month with the most sunshine is May (Average sunshine: 6.5h).
The month with the least sunshine is January (Average sunshine: 2.7h).

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Average sunshine days in April
Sitka, AK

Average sunshine days in April - Sitka, AK
  • Average sunshine days in April: 5.7 days

The month with the most sunshine days is May (8.8 days).
The month with the least sunshine days is June (4.8 days).

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Average UV index in April
Sitka, AK

Average UV index in April - Sitka, 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 January, November and December (UV index 1).

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Average cloud cover in April
Sitka, AK

Average cloud cover in April - Sitka, AK
  • Average cloud cover in April: 66

The month with the most cloud cover is January (Cloud cover 72).
Months with the least cloud cover are February, May and September (Cloud cover 60).

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Average visibility in April
Sitka, AK

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

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

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