April weather forecast and climate
Des Moines, IA

City buildings in Des Moines, Iowa
City buildings in Des Moines, Iowa

Weather in April

April in Des Moines, Iowa, is a mild spring month, with average temperature fluctuating between 59.7°F (15.4°C) and 42.4°F (5.8°C).

Temperature

In Des Moines, Iowa, the average high-temperature increases, from a chilly 47.5°F (8.6°C) in March, to a moderate 59.7°F (15.4°C). In Des Moines, in April, the average low-temperature is 42.4°F (5.8°C).

Humidity

The average relative humidity in April is 73%.

Rainfall

In Des Moines, during 13.4 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Des Moines, during the entire year, the rain falls for 114.4 days and collects up to 16.38" (416mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In April, it is snowing for 1.1 days. Throughout April, 0.35" (9mm) of snow is accumulated. In Des Moines, during the entire year, snow falls for 30.9 days, and aggregates up to 7.36" (187mm) of snow.

Daylight

In Des Moines, the average length of the day in April is 13.4h.

Sunshine

In April, the average sunshine is 8h.

UV index

In Des Moines, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 4 in April interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 temperature in April in Des Moines?

The average high-temperature, in April, in Des Moines, is 59.7°F (15.4°C), while the average low-temperature is 42.4°F (5.8°C).

What is the average humidity in April in Des Moines?

The average relative humidity in April in Des Moines, Iowa, is 73%.

How much does it rain in Des Moines in April?

In Des Moines, in April, it is raining for 13.4 days, with typically 1.46" (37mm) of accumulated precipitation.

How many days does it snow in April in Des Moines?

In Des Moines, during April, snow falls for 1.1 days and regularly aggregates up to 0.35" (9mm) of snow.

What is the average length of the day in April in Des Moines?

The average length of the day in April in Des Moines, Iowa, is 13.4h.

How many hours of sunshine does Des Moines have in April?

The average sunshine in April in Des Moines is 8h.

What is the UV index reading in April in Des Moines?

In April, the average daily maximum UV index in Des Moines, Iowa, is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in April
Des Moines, IA

Average temperature in April - Des Moines, IA
  • Average high temperature in April: 59.7°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in April: 42.4°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in April
Des Moines, IA

Average pressure in April - Des Moines, IA
  • Average pressure in April: 29.92"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in April
Des Moines, IA

Average wind speed in April - Des Moines, IA
  • Average wind speed in April: 10.3mph

The windiest months (with the highest average wind speed) are January, February, March and April (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in April
Des Moines, IA

Average humidity in April - Des Moines, IA
  • Average humidity in April: 73%

Months with the highest relative humidity are January and June (82%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in April
Des Moines, IA

Average rainfall in April - Des Moines, IA
  • Average rainfall in April: 1.46"

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in April
Des Moines, IA

Average rainfall days in April - Des Moines, IA
  • Average rainfall days in April: 13.4 days

The month with the highest number of rainy days is June (15.9 days).
The month with the least rainy days is February (3 days).

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Average snowfall in April
Des Moines, IA

Average snowfall in April - Des Moines, IA
  • Average snowfall in April: 0.35"

The month with the highest snowfall is January (2.24").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Des Moines, IA

Average snowfall days in April - Des Moines, IA
  • Average snowfall days in April: 1.1 days

The month with the highest number of snowfall days is January (8.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Des Moines, IA

Average daylight in April / Average sunshine in April - Des Moines, IA
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in April: 8h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is January (Average sunshine: 4.3h).

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Average sunshine days in April
Des Moines, IA

Average sunshine days in April - Des Moines, IA
  • Average sunshine days in April: 15.1 days

The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index in April
Des Moines, IA

Average UV index in April - Des Moines, IA
  • Average UV index in April: 4

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
Des Moines, IA

Average cloud cover in April - Des Moines, IA
  • Average cloud cover in April: 45

The month with the most cloud cover is January (Cloud cover 54).
Months with the least cloud cover are July and September (Cloud cover 29).

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Average visibility in April
Des Moines, IA

Average visibility in April - Des Moines, IA
  • Average visibility in April: 6mi

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

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