April weather forecast
New Vienna, IA

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Weather in April

April in New Vienna, Iowa, is a mild spring month, with an average temperature varying between 39°F (3.9°C) and 55.9°F (13.3°C).

Temperature

The shift into April is marked by a rise in the average high-temperature, moving from March's chilly 42.8°F (6°C) to a moderate 55.9°F (13.3°C). An average low-temperature of 39°F (3.9°C) is observed during April nights in New Vienna.

Humidity

April and October, with an average relative humidity of 76%, are the least humid months.

Rainfall

In April, in New Vienna, the rain falls for 16.5 days. Throughout April, 3.43" (87mm) of precipitation is accumulated. Throughout the year, in New Vienna, there are 150.8 rainfall days, and 32.4" (823mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows in New Vienna. During 2.8 snowfall days, in April, New Vienna aggregates 1.54" (39mm) of snow. In New Vienna, during the entire year, snow falls for 53.4 days and aggregates up to 22.4" (569mm) of snow.

Daylight

In April, the average length of the day in New Vienna is 13h and 25min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:30 pm. On the last day of April, in New Vienna, Iowa, sunrise is at 5:59 am and sunset at 8:03 pm CDT.

Sunshine

In New Vienna, the average sunshine in April is 7h.

UV index

In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 4 in April converts into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in New Vienna in April?

April temperatures in New Vienna, Iowa, vary between a high-temperature of 55.9°F (13.3°C) and a low-temperature of 39°F (3.9°C).

What are the least humid months in New Vienna?

April and October, with an average relative humidity of 76%, are the least humid months in New Vienna.

What is the average humidity in April in New Vienna?

In New Vienna, the average relative humidity in April is 76%.

How much does it rain in New Vienna in April?

In April, the rain falls for 16.5 days. Throughout April, 3.43" (87mm) of precipitation is accumulated.

What is the last month it snows in New Vienna?

April is the last month it regularly snows. During 2.8 snowfall days, in April, New Vienna aggregates 1.54" (39mm) of snow.

What is the average length of the day in April in New Vienna?

In New Vienna, the average day length in April is 13h and 25min.

What time are sunrise and sunset in April in New Vienna?

In April, on the first day of the month, sunrise is at 6:45 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:03 pm CDT.

How long on average sun shines in April in New Vienna?

In New Vienna, the average sunshine duration in April is 7h.

What is the UV index intensity in April in New Vienna?

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

Average temperature in April - New Vienna, IA
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in April: 39°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

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Average pressure in April
New Vienna, IA

Average pressure in April - New Vienna, IA
  • Average pressure in April: 29.94"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in April
New Vienna, IA

Average wind speed in April - New Vienna, IA
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in April
New Vienna, IA

Average humidity in April - New Vienna, IA
  • Average humidity in April: 76%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and October (76%).

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Average rainfall in April
New Vienna, IA

Average rainfall in April - New Vienna, IA
  • Average rainfall in April: 3.43"

The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in April
New Vienna, IA

Average rainfall days in April - New Vienna, IA
  • Average rainfall days in April: 16.5 days

The months with the highest number of rainy days are May and June (19.9 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in April
New Vienna, IA

Average snowfall in April - New Vienna, IA
  • Average snowfall in April: 1.54"

The month with the highest snowfall is January (6.22").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
New Vienna, IA

Average snowfall days in April - New Vienna, IA
  • Average snowfall days in April: 2.8 days

The month with the highest number of snowfall days is January (14 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
New Vienna, IA

Average daylight in April / Average sunshine in April - New Vienna, IA
  • 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: 7h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in April
New Vienna, IA

Average sunshine days in April - New Vienna, IA
  • Average sunshine days in April: 10.5 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (7.8 days).

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Average UV index in April
New Vienna, IA

Average UV index in April - New Vienna, IA
  • Average UV index in April: 4

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in April
New Vienna, IA

Average cloud cover in April - New Vienna, IA
  • Average cloud cover in April: 52

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 33).

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Average visibility in April
New Vienna, IA

Average visibility in April - New Vienna, IA
  • Average visibility in April: 6mi

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

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New Vienna, Iowa, USA

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