April weather forecast
Arbon, ID

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Weather in April

April in Arbon, Idaho, is a fresh spring month, with an average temperature fluctuating between 51.8°F (11°C) and 32.5°F (0.3°C).

Temperature

An escalation in the average high-temperature is seen with the onset of April, moving from a cold 41.9°F (5.5°C) in March to a cool 51.8°F (11°C). During April nights, Arbon witnesses a consistent average temperature of 32.5°F (0.3°C).

Humidity

In April, the average relative humidity in Arbon is 63%.

Rainfall

In Arbon, in April, during 15.5 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Arbon, during the entire year, the rain falls for 118.3 days and collects up to 16.42" (417mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Arbon, in April, snow falls for 3.4 days, with typically accumulated 1.14" (29mm) of snow. Throughout the year, in Arbon, there are 68.7 snowfall days, and 48.82" (1240mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 25min.
On the first day of the month, sunrise is at 7:11 am and sunset at 7:56 pm. On the last day of April, in Arbon, sunrise is at 6:25 am and sunset at 8:29 pm MDT.

Sunshine

The average sunshine in April is 9.7h.

UV index

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature in Arbon?

In Arbon, 51.8°F (11°C) is the average high-temperature and 32.5°F (0.3°C) is the average low-temperature during April.

What is the average humidity in April in Arbon?

The average relative humidity in April in Arbon, Idaho, is 63%.

How many days does it rain in April in Arbon?

In Arbon, during April, the rain falls for 15.5 days and regularly aggregates up to 1.73" (44mm) of precipitation.

How many days does it snow in April in Arbon?

In Arbon, Idaho, in April, during 3.4 snowfall days, 1.14" (29mm) of snow is typically accumulated.

How many hours of daylight does Arbon have in April?

In Arbon, Idaho, the average day length in April is 13h and 25min.

When are sunrise and sunset in April in Arbon?

In April, on the first day of the month, sunrise is at 7:11 am and sunset at 7:56 pm. On the last day of the month, in Arbon, Idaho, sunrise is at 6:25 am and sunset at 8:29 pm MDT.

How many hours of sunshine does Arbon have in April?

The average sunshine duration in April in Arbon is 9.7h.

What is the UV index reading in April in Arbon?

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Arbon, ID

Average temperature in April - Arbon, ID
  • Average high temperature in April: 51.8°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is December (28.9°F).

  • Average low temperature in April: 32.5°F

The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in April
Arbon, ID

Average pressure in April - Arbon, ID
  • Average pressure in April: 29.95"Hg

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in April
Arbon, ID

Average wind speed in April - Arbon, ID
  • Average wind speed in April: 6.8mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).

Average humidity in April
Arbon, ID

Average humidity in April - Arbon, ID
  • Average humidity in April: 63%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (35%).

Average rainfall in April
Arbon, ID

Average rainfall in April - Arbon, ID
  • Average rainfall in April: 1.73"

The wettest month (with the highest rainfall) is February (2.05").
The driest month (with the least rainfall) is July (0.55").

Average rainfall days in April
Arbon, ID

Average rainfall days in April - Arbon, ID
  • Average rainfall days in April: 15.5 days

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in April
Arbon, ID

Average snowfall in April - Arbon, ID
  • Average snowfall in April: 1.14"

The month with the highest snowfall is January (13.78").
The months with the least snowfall are June, July and August (0").

Average snowfall days in April
Arbon, ID

Average snowfall days in April - Arbon, ID
  • Average snowfall days in April: 3.4 days

The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in April /
Average sunshine in April
Arbon, ID

Average daylight in April / Average sunshine in April - Arbon, ID
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in April: 9h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in April
Arbon, ID

Average sunshine days in April - Arbon, ID
  • Average sunshine days in April: 11.3 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is February (9.9 days).

Average UV index in April
Arbon, ID

Average UV index in April - Arbon, ID
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in April
Arbon, ID

Average cloud cover in April - Arbon, ID
  • Average cloud cover in April: 33

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in April
Arbon, ID

Average visibility in April - Arbon, ID
  • Average visibility in April: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).

Arbon, Idaho, USA

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