April weather forecast
Carbon Cliff, IL

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Weather in April

April in Carbon Cliff, Illinois, is a mild spring month, with an average temperature varying between 42.4°F (5.8°C) and 59°F (15°C).

Temperature

As Carbon Cliff transitions into April, a rise in the average high-temperature is observed, moving from a frosty 46.8°F (8.2°C) in March to a moderate 59°F (15°C). During April, the average low-temperature is recorded at an icy 42.4°F (5.8°C).

Humidity

The average relative humidity in April is 74%.

Rainfall

In Carbon Cliff, in April, during 11.8 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Carbon Cliff, during the entire year, the rain falls for 99.4 days and collects up to 9.57" (243mm) of precipitation.

Snowfall

January through April, September through December are months with snowfall. April is the last month it regularly snows. During 0.8 snowfall days, in April, Carbon Cliff aggregates 0.28" (7mm) of snow. In Carbon Cliff, during the entire year, snow falls for 24.5 days and aggregates up to 4.09" (104mm) of snow.

Daylight

In Carbon Cliff, the average length of the day in April is 13h and 22min.
On the first day of April, sunrise is at 6:43 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 7:58 pm CDT.

Sunshine

In Carbon Cliff, the average sunshine in April is 7.6h.

UV index

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 4 during April translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Carbon Cliff in April?

April temperatures in Carbon Cliff vary between a high-temperature of 59°F (15°C) and a low-temperature of 42.4°F (5.8°C).

What is the average humidity in April?

In Carbon Cliff, the average relative humidity in April is 74%.

How much does it rain in April?

In Carbon Cliff, Illinois, during April, the rain falls for 11.8 days and regularly aggregates up to 1.02" (26mm) of precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 0.8 snowfall days, in April, Carbon Cliff aggregates 0.28" (7mm) of snow.

What is the average length of the day in April?

In Carbon Cliff, the average day length in April is 13h and 22min.

When are sunrise and sunset in April?

On the first day of April, sunrise is at 6:43 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 7:58 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration is 7.6h.

What is the UV index reading in April?

In Carbon Cliff, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Carbon Cliff, IL

Average temperature in April - Carbon Cliff, IL
  • Average high temperature in April: 59°F

The warmest month (with the highest average high temperature) is July (81.7°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 (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in April
Carbon Cliff, IL

Average pressure in April - Carbon Cliff, IL
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in April
Carbon Cliff, IL

Average wind speed in April - Carbon Cliff, IL
  • Average wind speed in April: 10.6mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in April
Carbon Cliff, IL

Average humidity in April - Carbon Cliff, IL
  • Average humidity in April: 74%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in April
Carbon Cliff, IL

Average rainfall in April - Carbon Cliff, IL
  • Average rainfall in April: 1.02"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").

Average rainfall days in April
Carbon Cliff, IL

Average rainfall days in April - Carbon Cliff, IL
  • Average rainfall days in April: 11.8 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in April
Carbon Cliff, IL

Average snowfall in April - Carbon Cliff, IL
  • Average snowfall in April: 0.28"

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in April
Carbon Cliff, IL

Average snowfall days in April - Carbon Cliff, IL
  • Average snowfall days in April: 0.8 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in April /
Average sunshine in April
Carbon Cliff, IL

Average daylight in April / Average sunshine in April - Carbon Cliff, IL
  • 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 12min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in April
Carbon Cliff, IL

Average sunshine days in April - Carbon Cliff, IL
  • Average sunshine days in April: 16.7 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).

Average UV index in April
Carbon Cliff, IL

Average UV index in April - Carbon Cliff, IL
  • Average UV index in April: 4

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

Average cloud cover in April
Carbon Cliff, IL

Average cloud cover in April - Carbon Cliff, IL
  • Average cloud cover in April: 49

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in April
Carbon Cliff, IL

Average visibility in April - Carbon Cliff, IL
  • 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).

Carbon Cliff, Illinois, USA

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