April weather forecast
Mount Union, IA

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Weather in April

April is a comfortable spring month in Mount Union, Iowa, with an average temperature ranging between min 43.3°F (6.3°C) and max 60.8°F (16°C).

Temperature

April's arrival coincides with a temperature rise, moving from March's chilly 48.2°F (9°C) to an enjoyable 60.8°F (16°C). During the nights in April, Mount Union observes an average low-temperature of 43.3°F (6.3°C).

Humidity

In April, the average relative humidity in Mount Union is 74%.

Rainfall

In Mount Union, Iowa, in April, during 14.6 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, there are 140.1 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mount Union are January through April, October through December. April is the last month it regularly snows in Mount Union. During 0.9 snowfall days, in April, Mount Union aggregates 1.54" (39mm) of snow. Throughout the year, there are 30.7 snowfall days, and 15" (381mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 20min.
On the first day of April, sunrise is at 6:47 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:01 pm CDT.

Sunshine

The average sunshine in April is 7.7h.

UV index

In April, the average daily maximum UV index in Mount Union, Iowa, is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 4 during April translates into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the average April temperature in Mount Union?

Mount Union in April has an average high-temperature of 60.8°F (16°C) and an average low-temperature of 43.3°F (6.3°C).

What is the average humidity in April in Mount Union?

In April, the average relative humidity in Mount Union, Iowa, is 74%.

How much does it rain in Mount Union in April?

In April, the rain falls for 14.6 days. Throughout April, 3.27" (83mm) of precipitation is accumulated.

What is the last month it snows in Mount Union?

April is the last month it regularly snows in Mount Union. During 0.9 snowfall days, in April, Mount Union aggregates 1.54" (39mm) of snow.

How many hours of daylight does Mount Union have in April?

In April, the average day length in Mount Union is 13h and 20min.

When are sunrise and sunset in April in Mount Union?

On the first day of April in Mount Union, Iowa, sunrise is at 6:47 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:01 pm CDT.

How long on average sun shines in April in Mount Union?

The average sunshine duration in April in Mount Union is 7.7h.

How high is the UV index in April in Mount Union?

The average daily maximum UV index in April in Mount Union, Iowa, is 4. A UV Index reading of 3 to 5 represents a medium 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
Mount Union, IA

Average temperature in April - Mount Union, IA
  • Average high temperature in April: 60.8°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in April: 43.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in April
Mount Union, IA

Average pressure in April - Mount Union, IA
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in April
Mount Union, IA

Average wind speed in April - Mount Union, IA
  • Average wind speed in April: 10.6mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in April
Mount Union, IA

Average humidity in April - Mount Union, IA
  • Average humidity in April: 74%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in April
Mount Union, IA

Average rainfall in April - Mount Union, IA
  • Average rainfall in April: 3.27"

The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").

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Average rainfall days in April
Mount Union, IA

Average rainfall days in April - Mount Union, IA
  • Average rainfall days in April: 14.6 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in April
Mount Union, IA

Average snowfall in April - Mount Union, IA
  • Average snowfall in April: 1.54"

The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Mount Union, IA

Average snowfall days in April - Mount Union, IA
  • Average snowfall days in April: 0.9 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Mount Union, IA

Average daylight in April / Average sunshine in April - Mount Union, IA
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in April
Mount Union, IA

Average sunshine days in April - Mount Union, IA
  • Average sunshine days in April: 13.3 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in April
Mount Union, IA

Average UV index in April - Mount Union, IA
  • Average UV index in April: 4

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in April
Mount Union, IA

Average cloud cover in April - Mount Union, IA
  • Average cloud cover in April: 47

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).

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Average visibility in April
Mount Union, IA

Average visibility in April - Mount Union, IA
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).

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Mount Union, Iowa, USA

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