April weather forecast
Carter Lake, IA

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Weather in April

April is a refreshing spring month in Carter Lake, Iowa, with an average temperature varying between 43.3°F (6.3°C) and 61°F (16.1°C).

Temperature

With the onset of April, Carter Lake experiences a temperature shift, with the average high-temperature moving from a chilly 49.6°F (9.8°C) in March to a refreshing 61°F (16.1°C). During the April nights, an average temperature of 43.3°F (6.3°C) is observed in Carter Lake.

Humidity

In April, the average relative humidity is 67%.

Rainfall

In April, the rain falls for 14.3 days. Throughout April, 1.97" (50mm) of precipitation is accumulated. In Carter Lake, during the entire year, the rain falls for 122.5 days and collects up to 22.52" (572mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In April, in Carter Lake, it is snowing for 1.3 days. Throughout April, 0.79" (20mm) of snow is accumulated. In Carter Lake, during the entire year, snow falls for 31.6 days and aggregates up to 9.65" (245mm) of snow.

Daylight

In Carter Lake, the average length of the day in April is 13h and 21min.
On the first day of April, sunrise is at 7:05 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:20 pm CDT.

Sunshine

In Carter Lake, the average sunshine in April is 8.3h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 4 during April translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Carter Lake in April?

April temperatures vary between a high-temperature of 61°F (16.1°C) and a low-temperature of 43.3°F (6.3°C).

What is the average humidity in April in Carter Lake?

In April, the average relative humidity in Carter Lake, Iowa, is 67%.

How many days does it rain in April in Carter Lake?

In Carter Lake, Iowa, in April, it is raining for 14.3 days, with typically 1.97" (50mm) of accumulated precipitation.

How much does it snow in Carter Lake in April?

In Carter Lake, Iowa, during April, snow falls for 1.3 days and regularly aggregates up to 0.79" (20mm) of snow.

How many hours of daylight does Carter Lake have in April?

In April, the average day length is 13h and 21min.

When are sunrise and sunset in April in Carter Lake?

On the first day of April in Carter Lake, sunrise is at 7:05 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:20 pm CDT.

How long on average sun shines in April in Carter Lake?

In April, the average sunshine duration is 8.3h.

What is the UV index reading in April in Carter Lake?

In Carter Lake, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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
Carter Lake, IA

Average temperature in April - Carter Lake, IA
  • Average high temperature in April: 61°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in April: 43.3°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

Average pressure in April
Carter Lake, IA

Average pressure in April - Carter Lake, IA
  • Average pressure in April: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in April
Carter Lake, IA

Average wind speed in April - Carter Lake, IA
  • Average wind speed in April: 10.5mph

The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in April
Carter Lake, IA

Average humidity in April - Carter Lake, IA
  • Average humidity in April: 67%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (66%).

Average rainfall in April
Carter Lake, IA

Average rainfall in April - Carter Lake, IA
  • Average rainfall in April: 1.97"

The wettest month (with the highest rainfall) is June (3.86").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in April
Carter Lake, IA

Average rainfall days in April - Carter Lake, IA
  • Average rainfall days in April: 14.3 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3 days).

Average snowfall in April
Carter Lake, IA

Average snowfall in April - Carter Lake, IA
  • Average snowfall in April: 0.79"

The month with the highest snowfall is February (2.56").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Carter Lake, IA

Average snowfall days in April - Carter Lake, IA
  • Average snowfall days in April: 1.3 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Carter Lake, IA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in April: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in April
Carter Lake, IA

Average sunshine days in April - Carter Lake, IA
  • Average sunshine days in April: 13.6 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (10.9 days).

Average UV index in April
Carter Lake, IA

Average UV index in April - Carter Lake, IA
  • Average UV index in April: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in April
Carter Lake, IA

Average cloud cover in April - Carter Lake, IA
  • Average cloud cover in April: 42

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in April
Carter Lake, IA

Average visibility in April - Carter Lake, IA
  • Average visibility in April: 6mi

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

Carter Lake, Iowa, USA

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