April weather forecast
Cantwell, AK

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Weather in April

April, the same as March, in Cantwell, Alaska, is a freezing cold spring month, with temperature in the range of an average high of 27.9°F (-2.3°C) and an average low of 11.7°F (-11.3°C).

Temperature

Cantwell in April shows a temperature shift, moving from an average high of a freezing cold 16.3°F (-8.7°C) in March to a still subzero cold 27.9°F (-2.3°C). During the nights in April, the temperature averages to a frigid cold 11.7°F (-11.3°C).

Humidity

In April, the average relative humidity is 93%.

Rainfall

In Cantwell, during April, the rain falls for 11.4 days and regularly aggregates up to 1.14" (29mm) of precipitation. Throughout the year, there are 124.9 rainfall days, and 14.88" (378mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, August through December. In Cantwell, in April, snow falls for 20.3 days, with typically accumulated 7.24" (184mm) of snow. Throughout the year, there are 145.2 snowfall days, and 58.39" (1483mm) of snow is accumulated.

Daylight

In Cantwell, the average length of the day in April is 15h and 5min.
On the first day of the month, sunrise is at 7:11 am and sunset at 8:47 pm. On the last day of April, sunrise is at 5:32 am and sunset at 10:13 pm AKDT.

Sunshine

The average sunshine in April is 6.1h.

UV index

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: In April, the maximum UV index of 1 suggests these recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in April?

The average high-temperature, in April, in Cantwell, is 27.9°F (-2.3°C), while the average low-temperature is 11.7°F (-11.3°C).

What is the average humidity in April?

In April, the average relative humidity is 93%.

How much does it rain in April?

In Cantwell, during April, the rain falls for 11.4 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How much does it snow in April?

In Cantwell, Alaska, during April, snow falls for 20.3 days and regularly aggregates up to 7.24" (184mm) of snow.

How many hours of daylight does Cantwell have in April?

In Cantwell, the average day length in April is 15h and 5min.

What time are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 7:11 am and sunset at 8:47 pm. On the last day of the month, in Cantwell, sunrise is at 5:32 am and sunset at 10:13 pm AKDT.

How many hours of sunshine does Cantwell have in April?

The average sunshine duration in April is 6.1h.

When is the lowest UV index?

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index reading in April in Cantwell?

The average daily maximum UV index in April is 1. A UV Index 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
Cantwell, AK

Average temperature in April - Cantwell, AK
  • Average high temperature in April: 27.9°F

The warmest month (with the highest average high temperature) is July (57.7°F).
The month with the lowest average high temperature is January (3.4°F).

  • Average low temperature in April: 11.7°F

The month with the highest average low temperature is July (41.7°F).
The coldest month (with the lowest average low temperature) is January (-8°F).

Average pressure in April
Cantwell, AK

Average pressure in April - Cantwell, AK
  • Average pressure in April: 29.84"Hg

The month with the highest atmospheric pressure is July (29.92"Hg).
The months with the lowest atmospheric pressure are September and October (29.76"Hg).

Average wind speed in April
Cantwell, AK

Average wind speed in April - Cantwell, AK
  • Average wind speed in April: 5mph

The windiest month (with the highest average wind speed) is December (5.5mph).
The calmest months (with the lowest average wind speed) are May and June (4.8mph).

Average humidity in April
Cantwell, AK

Average humidity in April - Cantwell, AK
  • Average humidity in April: 93%

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is June (70%).

Average rainfall in April
Cantwell, AK

Average rainfall in April - Cantwell, AK
  • Average rainfall in April: 1.14"

The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in April
Cantwell, AK

Average rainfall days in April - Cantwell, AK
  • Average rainfall days in April: 11.4 days

The month with the highest number of rainy days is June (20 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in April
Cantwell, AK

Average snowfall in April - Cantwell, AK
  • Average snowfall in April: 7.24"

The month with the highest snowfall is October (10.98").
The month with the least snowfall is July (0").

Average snowfall days in April
Cantwell, AK

Average snowfall days in April - Cantwell, AK
  • Average snowfall days in April: 20.3 days

The months with the highest number of snowfall days are March and April (20.3 days).
The month with the least snowfall days is July (0 days).

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

Average daylight in April / Average sunshine in April - Cantwell, AK
  • Average daylight in April: 15h and 1min

The month with the longest days is June (Average daylight: 20h and 18min).
The month with the shortest days is December (Average daylight: 4h and 48min).

  • Average sunshine in April: 6h 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: 2h and 48min).

Average sunshine days in April
Cantwell, AK

Average sunshine days in April - Cantwell, AK
  • Average sunshine days in April: 6.7 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is April (6.7 days).

Average UV index in April
Cantwell, AK

Average UV index in April - Cantwell, AK
  • Average UV index in April: 1

The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

Average cloud cover in April
Cantwell, AK

Average cloud cover in April - Cantwell, AK
  • Average cloud cover in April: 63

The month with the most cloud cover is April (Cloud cover 63).
The month with the least cloud cover is June (Cloud cover 48).

Average visibility in April
Cantwell, AK

Average visibility in April - Cantwell, AK
  • Average visibility in April: 4mi

The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, March and November (3mi).

Cantwell, Alaska, USA

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