April weather forecast
Arimo, ID

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Weather in April

April in Arimo, Idaho, is a cool spring month, with an average temperature ranging between max 51.8°F (11°C) and min 32.5°F (0.3°C).

Temperature

April's onset witnesses a shift in the average high-temperature, moving from a cold 41.9°F (5.5°C) in March to a cool 51.8°F (11°C). During the month of April, the temperature generally drops to a low average of 32.5°F (0.3°C).

Humidity

The average relative humidity in April in Arimo is 63%.

Rainfall

In Arimo, Idaho, during April, the rain falls for 15.5 days and regularly aggregates up to 1.73" (44mm) of precipitation. Throughout the year, there are 118.3 rainfall days, and 16.42" (417mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Arimo, in April, during 3.4 snowfall days, 1.14" (29mm) of snow is typically accumulated. In Arimo, during the entire year, snow falls for 68.7 days and aggregates up to 48.82" (1240mm) of snow.

Daylight

In April, the average length of the day is 13h and 25min.
On the first day of April in Arimo, sunrise is at 7:09 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:28 pm MDT.

Sunshine

In April, the average sunshine is 9.7h.

UV index

The average daily maximum UV index in April in Arimo is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: In April, the maximum UV index of 3 transforms into these recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What are April temperatures in Arimo?

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

What is the average humidity in April in Arimo?

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

How much does it rain in Arimo in April?

In Arimo, 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 Arimo?

In Arimo, during April, snow falls for 3.4 days and regularly aggregates up to 1.14" (29mm) of snow.

How many hours of daylight does Arimo have in April?

The average day length in April in Arimo, Idaho, is 13h and 25min.

When are sunrise and sunset in April in Arimo?

On the first day of April in Arimo, Idaho, sunrise is at 7:09 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:28 pm MDT.

How many hours of sunshine does Arimo have in April?

The average sunshine duration in April in Arimo, Idaho, is 9.7h.

How high is the UV index in April in Arimo?

In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Arimo, ID

Average temperature in April - Arimo, 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).

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Average pressure in April
Arimo, ID

Average pressure in April - Arimo, 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).

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Average wind speed in April
Arimo, ID

Average wind speed in April - Arimo, 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).

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Average humidity in April
Arimo, ID

Average humidity in April - Arimo, 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%).

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Average rainfall in April
Arimo, ID

Average rainfall in April - Arimo, 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").

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Average rainfall days in April
Arimo, ID

Average rainfall days in April - Arimo, 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).

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Average snowfall in April
Arimo, ID

Average snowfall in April - Arimo, 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").

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Average snowfall days in April
Arimo, ID

Average snowfall days in April - Arimo, 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).

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

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

The month with the longest days is June (Average daylight: 15h and 18min).
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).

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Average sunshine days in April
Arimo, ID

Average sunshine days in April - Arimo, 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).

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Average UV index in April
Arimo, ID

Average UV index in April - Arimo, 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).

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Average cloud cover in April
Arimo, ID

Average cloud cover in April - Arimo, 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).

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Average visibility in April
Arimo, ID

Average visibility in April - Arimo, 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).

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Arimo, Idaho, USA

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