April weather forecast
Mackay, ID

Weather in April

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

Temperature

In Mackay, the average high-temperature in April rises, from a cold 37.6°F (3.1°C) in March, to a frosty 48.9°F (9.4°C). In April, the average low-temperature is 31.8°F (-0.1°C).

Humidity

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

Rainfall

In Mackay, during April, the rain falls for 11.8 days and regularly aggregates up to 1.02" (26mm) of precipitation. In Mackay, 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 are January through May, September through December. In Mackay, Idaho,, snow falls for 6.1 days, with typically accumulated 2.44" (62mm) of snow. In Mackay, Idaho, during the entire year, snow falls for 75.2 days, and aggregates up to 35.28" (896mm) of snow.

Daylight

The average length of the day in Mackay is 13.5h.

Sunshine

The average sunshine in Mackay is 10h.

UV index

In April, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in April in Mackay?

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

How much does it rain in Mackay in April?

In Mackay, during April, the rain falls for 11.8 days and regularly aggregates up to 1.02" (26mm) of precipitation.

How much does it snow in Mackay in April?

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

How many hours of daylight does Mackay have in April?

The average length of the day in April in Mackay, Idaho, is 13.5h.

How long on average sun shines in April in Mackay?

The average sunshine in April in Mackay is 10h.

How high is the UV index in April in Mackay?

In Mackay, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in April
Mackay, ID

Average temperature in April - Mackay, 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
Mackay, ID

Average pressure in April - Mackay, ID
  • Average pressure in April: 29.96"

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

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Average wind speed in April
Mackay, ID

Average wind speed in April - Mackay, 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
Mackay, ID

Average humidity in April - Mackay, ID
  • Average humidity in April: 59%

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

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Average rainfall in April
Mackay, ID

Average rainfall in April - Mackay, 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
Mackay, ID

Average rainfall days in April - Mackay, 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
Mackay, ID

Average snowfall in April - Mackay, ID
  • Average snowfall in April: 2.44"

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

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Average snowfall days in April
Mackay, ID

Average snowfall days in April - Mackay, ID
  • Average snowfall days in April: 6.1 days

The month with the highest number of snowfall days is February (15.1 days).
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
Mackay, ID

Average daylight in April / Average sunshine in April - Mackay, ID
  • Average daylight in April: 13.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in April: 10h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5.5h).

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Average sunshine days in April
Mackay, ID

Average sunshine days in April - Mackay, 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
Mackay, ID

Average UV index in April - Mackay, 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
Mackay, ID

Average cloud cover in April - Mackay, 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
Mackay, ID

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

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

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