Des Moines
Iowa, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Des Moines, IA

A close view of city buildings in Des Moines, Iowa
A close view of city buildings in Des Moines, Iowa
April in Des Moines, Iowa, is an enjoyable spring month, with average temperature fluctuating between 62.2°F (16.8°C) and 41.2°F (5.1°C).

Temperature

In Des Moines, the average high-temperature increases, from a chilly 48.9°F (9.4°C) in March, to a comfortable 62.2°F (16.8°C). In April, in Des Moines, Iowa, the average low-temperature is 41.2°F (5.1°C).

Humidity

In April, the average relative humidity in Des Moines is 63.2%.

Rainfall

In April, in Des Moines, the rain falls for 11.2 days. Throughout April, 3.9" (98mm) of precipitation is accumulated. Throughout the year, there are 113.4 rainfall days, and 36" (914.9mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Des Moines are January through April, October through December. April is the last month it regularly snows. During 1 snowfall days, in April, Des Moines aggregates 1.8" (45.7mm) of snow. Throughout the year, there are 24.8 snowfall days, and 35.3" (896.7mm) of snow is accumulated.

Daylight

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

Sunshine

In April, the average sunshine is 7.4h.

UV index

The average daily maximum UV index in Des Moines is 6. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 6 in April interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Des Moines?

The average high-temperature, in April, in Des Moines, Iowa, is 62.2°F (16.8°C), while the average low-temperature is 41.2°F (5.1°C).

What is the average humidity in April in Des Moines?

The average relative humidity in April in Des Moines, Iowa, is 63.2%.

How much does it rain in Des Moines in April?

In April, in Des Moines, Iowa, the rain falls for 11.2 days. Throughout April, 3.9" (98mm) of precipitation is accumulated.

What is the last month it snows in Des Moines?

April is the last month it regularly snows. During 1 snowfall days, in April, Des Moines aggregates 1.8" (45.7mm) of snow.

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

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

How long on average sun shines in April in Des Moines?

In Des Moines, the average sunshine in April is 7.4h.

How high is the UV index in April in Des Moines?

In Des Moines, the average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health threat from the exposure to the Sun's UV radiation.
Average temperature in April - Des Moines, IA
  • Average high temperature in April: 62.3°F

The warmest month (with the highest average high temperature) is July (85.7°F).
The month with the lowest average high temperature is January (31°F).

  • Average low temperature in April: 41.1°F

The month with the highest average low temperature is July (66.8°F).
The coldest month (with the lowest average low temperature) is January (14.3°F).

Average humidity in April - Des Moines, IA
  • Average humidity in April: 63.2%

The month with the highest relative humidity is December (74.6%).
The month with the lowest relative humidity is May (63%).

Average rainfall in April - Des Moines, IA
  • Average rainfall in April: 3.9"

The wettest month (with the highest rainfall) is June (4.9").
The driest month (with the lowest rainfall) is January (1").

Average rainfall days in April - Des Moines, IA
  • Average rainfall days in April: 11.2 days

The month with the highest number of rainy days is May (12.5 days).
The month with the lowest number of rainy days is January (7.5 days).

Average snowfall in April - Des Moines, IA
  • Average snowfall in April: 1.8"

The month with the highest snowfall is December (9").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in April - Des Moines, IA
  • Average snowfall days in April: 1 days

The month with the highest number of snowfall days is January (6.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

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 shortest days is December (Average daylight: 9.2h).

  • Average sunshine in April: 7.4h

The month with most sunshine is July (Average sunshine: 10.9h).
The month with least sunshine is December (Average sunshine: 4.2h).

Average UV index in April - Des Moines, IA
  • Average UV index in April: 6

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).