April weather forecast
Mount Carroll, IL

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Weather in April

April in Mount Carroll, Illinois, is a mild spring month, with an average temperature varying between 40.5°F (4.7°C) and 56.5°F (13.6°C).

Temperature

Mount Carroll in April experiences an increase in the average high-temperature, moving from March's frosty 44.6°F (7°C) to a refreshing 56.5°F (13.6°C). Throughout April, Mount Carroll records an average temperature of 40.5°F (4.7°C) at night.

Humidity

In Mount Carroll, the average relative humidity in April is 75%.

Rainfall

In Mount Carroll, in April, it is raining for 13.9 days, with typically 1.81" (46mm) of accumulated precipitation. Throughout the year, there are 123.8 rainfall days, and 17.05" (433mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 1 snowfall days, in April, Mount Carroll aggregates 0.2" (5mm) of snow. In Mount Carroll, during the entire year, snow falls for 37.4 days and aggregates up to 8.11" (206mm) of snow.

Daylight

The average length of the day in April is 13h and 23min.
On the first day of April, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:58 pm CDT.

Sunshine

The average sunshine in April is 7.4h.

UV index

In Mount Carroll, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Around midday, solar radiation is most harmful; hence, exposure should be limited. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are April temperatures?

In April, the average high-temperature and low-temperature are 56.5°F (13.6°C) and 40.5°F (4.7°C) respectively.

What is the average humidity in April?

The average relative humidity in April is 75%.

How much does it rain in April?

In Mount Carroll, during April, the rain falls for 13.9 days and regularly aggregates up to 1.81" (46mm) of precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 1 snowfall days, in April, Mount Carroll aggregates 0.2" (5mm) of snow.

What is the average length of the day in April?

In Mount Carroll, the average day length in April is 13h and 23min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:58 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration in Mount Carroll is 7.4h.

How high is the UV index in April?

In Mount Carroll, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Mount Carroll, IL

Average temperature in April - Mount Carroll, IL
  • Average high temperature in April: 56.5°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in April: 40.5°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in April
Mount Carroll, IL

Average pressure in April - Mount Carroll, IL
  • Average pressure in April: 29.94"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in April
Mount Carroll, IL

Average wind speed in April - Mount Carroll, IL
  • Average wind speed in April: 10.4mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in April
Mount Carroll, IL

Average humidity in April - Mount Carroll, IL
  • Average humidity in April: 75%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).

Average rainfall in April
Mount Carroll, IL

Average rainfall in April - Mount Carroll, IL
  • Average rainfall in April: 1.81"

The wettest month (with the highest rainfall) is May (2.52").
The driest months (with the least rainfall) are January and February (0.67").

Average rainfall days in April
Mount Carroll, IL

Average rainfall days in April - Mount Carroll, IL
  • Average rainfall days in April: 13.9 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in April
Mount Carroll, IL

Average snowfall in April - Mount Carroll, IL
  • Average snowfall in April: 0.2"

The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Mount Carroll, IL

Average snowfall days in April - Mount Carroll, IL
  • Average snowfall days in April: 1 days

The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Mount Carroll, IL

Average daylight in April / Average sunshine in April - Mount Carroll, IL
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in April: 7h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in April
Mount Carroll, IL

Average sunshine days in April - Mount Carroll, IL
  • Average sunshine days in April: 14.3 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is June (11.1 days).

Average UV index in April
Mount Carroll, IL

Average UV index in April - Mount Carroll, IL
  • Average UV index in April: 3

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

Average cloud cover in April
Mount Carroll, IL

Average cloud cover in April - Mount Carroll, IL
  • Average cloud cover in April: 50

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in April
Mount Carroll, IL

Average visibility in April - Mount Carroll, IL
  • Average visibility in April: 6mi

The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).

Mount Carroll, Illinois, USA

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