April weather forecast
Saint Donatus, IA

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Weather in April

April is a mild spring month in Saint Donatus, Iowa, with an average temperature fluctuating between 56.1°F (13.4°C) and 39.7°F (4.3°C).

Temperature

In Saint Donatus, stepping into April brings a temperature increase, moving up from March's frosty 44.2°F (6.8°C) to a refreshing 56.1°F (13.4°C). Saint Donatus experiences an average temperature drop to a wintry 39.7°F (4.3°C) during April nights.

Humidity

The average relative humidity in April is 76%.

Rainfall

In Saint Donatus, during April, the rain falls for 16.3 days and regularly aggregates up to 3.39" (86mm) of precipitation. In Saint Donatus, during the entire year, the rain falls for 145.6 days and collects up to 28.9" (734mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1.6 snowfall days, in April, Saint Donatus aggregates 0.67" (17mm) of snow. Throughout the year, there are 40.1 snowfall days, and 16.61" (422mm) of snow is accumulated.

Daylight

In Saint Donatus, the average length of the day in April is 13h and 24min.
On the first day of the month, sunrise is at 6:43 am and sunset at 7:28 pm. On the last day of April, sunrise is at 5:57 am and sunset at 8:01 pm CDT.

Sunshine

The average sunshine in April in Saint Donatus is 7.5h.

UV index

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In April, the maximum UV index of 4 translates into these guidelines:
Make use of precautions - It is urged to ward off sun damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

What are April temperatures in Saint Donatus?

The average high-temperature, in April, in Saint Donatus, is 56.1°F (13.4°C), while the average low-temperature is 39.7°F (4.3°C).

What is the average humidity in April in Saint Donatus?

The average relative humidity in April is 76%.

How many days does it rain in April in Saint Donatus?

In Saint Donatus, Iowa, in April, during 16.3 rainfall days, 3.39" (86mm) of precipitation is typically accumulated.

What is the last month it snows in Saint Donatus?

April is the last month it regularly snows in Saint Donatus. During 1.6 snowfall days, in April, Saint Donatus aggregates 0.67" (17mm) of snow.

How many hours of daylight does Saint Donatus have in April?

The average day length in April in Saint Donatus, Iowa, is 13h and 24min.

What time are sunrise and sunset in April in Saint Donatus?

On the first day of April, sunrise is at 6:43 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:01 pm CDT.

How many hours of sunshine does Saint Donatus have in April?

The average sunshine duration in April is 7.5h.

What is the UV index intensity in April in Saint Donatus?

The average daily maximum UV index in April in Saint Donatus, Iowa, is 4. A UV Index of 3 to 5 symbolizes 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
Saint Donatus, IA

Average temperature in April - Saint Donatus, IA
  • Average high temperature in April: 56.1°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (25.7°F).

  • Average low temperature in April: 39.7°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).

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Average pressure in April
Saint Donatus, IA

Average pressure in April - Saint Donatus, 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
Saint Donatus, IA

Average wind speed in April - Saint Donatus, IA
  • Average wind speed in April: 10.3mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in April
Saint Donatus, IA

Average humidity in April - Saint Donatus, IA
  • Average humidity in April: 76%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in April
Saint Donatus, IA

Average rainfall in April - Saint Donatus, IA
  • Average rainfall in April: 3.39"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.22").

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Average rainfall days in April
Saint Donatus, IA

Average rainfall days in April - Saint Donatus, IA
  • Average rainfall days in April: 16.3 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (4.5 days).

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Average snowfall in April
Saint Donatus, IA

Average snowfall in April - Saint Donatus, IA
  • Average snowfall in April: 0.67"

The month with the highest snowfall is January (4.61").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Saint Donatus, IA

Average snowfall days in April - Saint Donatus, IA
  • Average snowfall days in April: 1.6 days

The month with the highest number of snowfall days is January (10.6 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
Saint Donatus, IA

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in April: 7h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in April
Saint Donatus, IA

Average sunshine days in April - Saint Donatus, IA
  • Average sunshine days in April: 10.6 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (9.5 days).

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Average UV index in April
Saint Donatus, IA

Average UV index in April - Saint Donatus, IA
  • Average UV index in April: 4

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

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Average cloud cover in April
Saint Donatus, IA

Average cloud cover in April - Saint Donatus, IA
  • Average cloud cover in April: 49

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 32).

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Average visibility in April
Saint Donatus, IA

Average visibility in April - Saint Donatus, IA
  • Average visibility in April: 6mi

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

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Saint Donatus, Iowa, USA

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