April weather forecast
Atomic City, ID

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Weather in April

April is a frosty spring month in Atomic City, Idaho, with an average temperature fluctuating between 48.9°F (9.4°C) and 31.8°F (-0.1°C).

Temperature

The shift from March to April brings an increase in the average high-temperature, moving from an icy 37.6°F (3.1°C) to a chilly 48.9°F (9.4°C). The average temperature during April nights in Atomic City is registered at a subzero cold 31.8°F (-0.1°C).

Humidity

In Atomic City, the average relative humidity in April is 59%.

Rainfall

In Atomic City, Idaho, in April, it is raining for 11.8 days, with typically 1.02" (26mm) of accumulated precipitation. In Atomic City, Idaho, during the entire year, the rain falls for 107.2 days and collects up to 10.31" (262mm) of precipitation.

Snowfall

Months with snowfall in Atomic City, Idaho, are January through May, September through December. In Atomic City, in April, during 6.1 snowfall days, 2.44" (62mm) of snow is typically accumulated. Throughout the year, in Atomic City, there are 75.2 snowfall days, and 35.28" (896mm) of snow is accumulated.

Daylight

In Atomic City, the average length of the day in April is 13h and 28min.
On the first day of April, sunrise is at 7:11 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:32 pm MDT.

Sunshine

The average sunshine in April in Atomic City is 10h.

UV index

In April, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 in April converts into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the usual temperature for Atomic City in April?

In Atomic City, in April, the average high-temperature is 48.9°F (9.4°C), and the average low-temperature is 31.8°F (-0.1°C).

What is the average humidity in April in Atomic City?

In April, the average relative humidity in Atomic City, Idaho, is 59%.

How much does it rain in Atomic City in April?

In Atomic City, in April, it is raining for 11.8 days, with typically 1.02" (26mm) of accumulated precipitation.

How much does it snow in Atomic City in April?

In April, in Atomic City, it is snowing for 6.1 days. Throughout April, 2.44" (62mm) of snow is accumulated.

What is the average length of the day in April in Atomic City?

In Atomic City, Idaho, the average day length in April is 13h and 28min.

When are sunrise and sunset in April in Atomic City?

On the first day of April, sunrise is at 7:11 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:32 pm MDT.

How many hours of sunshine does Atomic City have in April?

The average sunshine duration in April is 10h.

What is the UV index intensity in April in Atomic City?

In Atomic City, Idaho, the average daily maximum UV index in April is 2. A UV Index reading of 2, and below, represents a low health risk 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
Atomic City, ID

Average temperature in April - Atomic City, ID
  • Average high temperature in April: 48.9°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is December (25.3°F).

  • Average low temperature in April: 31.8°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10°F).

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Average pressure in April
Atomic City, ID

Average pressure in April - Atomic City, ID
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in April
Atomic City, ID

Average wind speed in April - Atomic City, ID
  • Average wind speed in April: 7.5mph

The windiest month (with the highest average wind speed) is June (8mph).
The calmest month (with the lowest average wind speed) is January (4.7mph).

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Average humidity in April
Atomic City, ID

Average humidity in April - Atomic City, ID
  • Average humidity in April: 59%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are July and August (32%).

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Average rainfall in April
Atomic City, ID

Average rainfall in April - Atomic City, ID
  • Average rainfall in April: 1.02"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in April
Atomic City, ID

Average rainfall days in April - Atomic City, ID
  • Average rainfall days in April: 11.8 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is July (5.9 days).

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Average snowfall in April
Atomic City, ID

Average snowfall in April - Atomic City, ID
  • Average snowfall in April: 2.44"

The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Atomic City, ID

Average snowfall days in April - Atomic City, ID
  • Average snowfall days in April: 6.1 days

The month with the highest number of snowfall days is February (15.1 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
Atomic City, ID

Average daylight in April / Average sunshine in April - Atomic City, ID
  • Average daylight in April: 13h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in April: 10h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

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Average sunshine days in April
Atomic City, ID

Average sunshine days in April - Atomic City, ID
  • Average sunshine days in April: 11.8 days

The month with the most sunshine days is July (20.9 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in April
Atomic City, ID

Average UV index in April - Atomic City, ID
  • Average UV index in April: 2

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

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Average cloud cover in April
Atomic City, ID

Average cloud cover in April - Atomic City, ID
  • Average cloud cover in April: 29

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 10).

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Average visibility in April
Atomic City, ID

Average visibility in April - Atomic City, ID
  • Average visibility in April: 6mi

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

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Atomic City, Idaho, USA

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