April weather forecast and climate
Cedar Rapids, IA

Nice aerial capture of the skyline over Cedar Rapids in Iowa
Nice aerial capture of the skyline over Cedar Rapids in Iowa

Weather in April

April in Cedar Rapids, Iowa, is a moderate spring month, with average temperature fluctuating between 57.9°F (14.4°C) and 41.4°F (5.2°C).

Temperature

In Cedar Rapids, Iowa, the average high-temperature rises, from a chilly 45.7°F (7.6°C) in March, to a moderate 57.9°F (14.4°C). In April, the average low-temperature is 41.4°F (5.2°C).

Humidity

The average relative humidity in Cedar Rapids is 75%.

Rainfall

In April, the rain falls for 13.2 days. Throughout April, 2.09" (53mm) of precipitation is accumulated. Throughout the year, in Cedar Rapids, Iowa, there are 120.7 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Cedar Rapids, Iowa, are January through April, October through December. April is the last month it regularly snows. During 1.1 snowfall days, Cedar Rapids aggregates 0.35" (9mm) of snow. In Cedar Rapids, during the entire year, snow falls for 36.1 days, and aggregates up to 8.43" (214mm) of snow.

Daylight

In April, the average length of the day in Cedar Rapids, Iowa, is 13.4h.

Sunshine

In April, the average sunshine is 7.7h.

UV index

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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 average humidity in April in Cedar Rapids?

In April, the average relative humidity in Cedar Rapids, Iowa, is 75%.

How many days does it rain in April in Cedar Rapids?

In Cedar Rapids, in April, it is raining for 13.2 days, with typically 2.09" (53mm) of accumulated precipitation.

What is the last month it snows in Cedar Rapids?

April is the last month it regularly snows. During 1.1 snowfall days, in April, Cedar Rapids aggregates 0.35" (9mm) of snow.

How many hours of daylight does Cedar Rapids have in April?

In Cedar Rapids, the average length of the day in April is 13.4h.

How long on average sun shines in April in Cedar Rapids?

In Cedar Rapids, the average sunshine in April is 7.7h.

What is the UV index intensity in April in Cedar Rapids?

In Cedar Rapids, Iowa, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in April
Cedar Rapids, IA

Average temperature in April - Cedar Rapids, IA
  • Average high temperature in April: 57.9°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in April: 41.4°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).

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Average pressure in April
Cedar Rapids, IA

Average pressure in April - Cedar Rapids, IA
  • Average pressure in April: 29.93"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in April
Cedar Rapids, IA

Average wind speed in April - Cedar Rapids, IA
  • Average wind speed in April: 10.7mph

The windiest months (with the highest average wind speed) are January and 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
Cedar Rapids, IA

Average humidity in April - Cedar Rapids, IA
  • Average humidity in April: 75%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in April
Cedar Rapids, IA

Average rainfall in April - Cedar Rapids, IA
  • Average rainfall in April: 2.09"

The wettest month (with the highest rainfall) is May (3.07").
The driest months (with the least rainfall) are January and February (0.63").

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Average rainfall days in April
Cedar Rapids, IA

Average rainfall days in April - Cedar Rapids, IA
  • Average rainfall days in April: 13.2 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).

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Average snowfall in April
Cedar Rapids, IA

Average snowfall in April - Cedar Rapids, IA
  • Average snowfall in April: 0.35"

The month with the highest snowfall is January (2.64").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Cedar Rapids, IA

Average snowfall days in April - Cedar Rapids, IA
  • Average snowfall days in April: 1.1 days

The month with the highest number of snowfall days is January (10.3 days).
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
Cedar Rapids, IA

Average daylight in April / Average sunshine in April - Cedar Rapids, 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: 7.7h

The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 4.1h).

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Average sunshine days in April
Cedar Rapids, IA

Average sunshine days in April - Cedar Rapids, IA
  • Average sunshine days in April: 14.4 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in April
Cedar Rapids, IA

Average UV index in April - Cedar Rapids, IA
  • Average UV index in April: 3

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in April
Cedar Rapids, IA

Average cloud cover in April - Cedar Rapids, IA
  • Average cloud cover in April: 47

The month with the most cloud cover is January (Cloud cover 57).
Months with the least cloud cover are August and September (Cloud cover 30).

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Average visibility in April
Cedar Rapids, IA

Average visibility in April - Cedar Rapids, IA
  • Average visibility in April: 6mi

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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