April weather forecast
South Barrington, IL

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Weather in April

April is a refreshing spring month in South Barrington, Illinois, with temperature in the range of an average high of 55.6°F (13.1°C) and an average low of 39.9°F (4.4°C).

Temperature

April brings a rise in the average high-temperature, transitioning from March's chilly 44.1°F (6.7°C) to a refreshing 55.6°F (13.1°C). Throughout the month of April, South Barrington witnesses an average low-temperature of 39.9°F (4.4°C).

Humidity

The average relative humidity in April in South Barrington is 75%.

Rainfall

In April, in South Barrington, the rain falls for 15.5 days. Throughout April, 2.87" (73mm) of precipitation is accumulated. Throughout the year, there are 145.9 rainfall days, and 24.72" (628mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In South Barrington, in April, during 2.1 snowfall days, 2.4" (61mm) of snow is typically accumulated. In South Barrington, during the entire year, snow falls for 47.6 days and aggregates up to 15.83" (402mm) of snow.

Daylight

In April, the average length of the day is 13h and 23min.
On the first day of the month, sunrise is at 6:33 am and sunset at 7:18 pm. On the last day of April, sunrise is at 5:48 am and sunset at 7:51 pm CDT.

Sunshine

In April, the average sunshine is 7.4h.

UV index

In April, the average daily maximum UV index in South Barrington is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: In April, the average maximum UV index of 3 translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

What is the average April temperature in South Barrington?

South Barrington in April has an average high-temperature of 55.6°F (13.1°C) and an average low-temperature of 39.9°F (4.4°C).

What is the average humidity in April in South Barrington?

In April, the average relative humidity in South Barrington, Illinois, is 75%.

How much does it rain in South Barrington in April?

In South Barrington, in April, it is raining for 15.5 days, with typically 2.87" (73mm) of accumulated precipitation.

How many days does it snow in April in South Barrington?

In South Barrington, Illinois, in April, during 2.1 snowfall days, 2.4" (61mm) of snow is typically accumulated.

What is the average length of the day in April in South Barrington?

In South Barrington, the average day length in April is 13h and 23min.

When are sunrise and sunset in April in South Barrington?

On the first day of April, sunrise is at 6:33 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:51 pm CDT.

How long on average sun shines in April in South Barrington?

The average sunshine duration in April is 7.4h.

What is the UV index intensity in April in South Barrington?

The average daily maximum UV index in April in South Barrington, Illinois, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
South Barrington, IL

Average temperature in April - South Barrington, IL
  • Average high temperature in April: 55.6°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 (27.9°F).

  • Average low temperature in April: 39.9°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

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Average pressure in April
South Barrington, IL

Average pressure in April - South Barrington, IL
  • Average pressure in April: 29.95"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in April
South Barrington, IL

Average wind speed in April - South Barrington, IL
  • Average wind speed in April: 9.6mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in April
South Barrington, IL

Average humidity in April - South Barrington, IL
  • Average humidity in April: 75%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in April
South Barrington, IL

Average rainfall in April - South Barrington, IL
  • Average rainfall in April: 2.87"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.14").

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Average rainfall days in April
South Barrington, IL

Average rainfall days in April - South Barrington, IL
  • Average rainfall days in April: 15.5 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (4.8 days).

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Average snowfall in April
South Barrington, IL

Average snowfall in April - South Barrington, IL
  • Average snowfall in April: 2.4"

The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
South Barrington, IL

Average snowfall days in April - South Barrington, IL
  • Average snowfall days in April: 2.1 days

The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
South Barrington, IL

Average daylight in April / Average sunshine in April - South Barrington, 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 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in April
South Barrington, IL

Average sunshine days in April - South Barrington, IL
  • Average sunshine days in April: 11 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in April
South Barrington, IL

Average UV index in April - South Barrington, IL
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in April
South Barrington, IL

Average cloud cover in April - South Barrington, IL
  • Average cloud cover in April: 51

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 32).

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Average visibility in April
South Barrington, IL

Average visibility in April - South Barrington, IL
  • Average visibility in April: 6mi

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

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South Barrington, Illinois, USA

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