April weather forecast
Chicago Ridge, IL

Weather in April

April is a cool spring month in Chicago Ridge, Illinois, with temperature in the range of an average high of 55.2°F (12.9°C) and an average low of 41.2°F (5.1°C).

Temperature

In April, the average high-temperature rises, from a frosty 44.2°F (6.8°C) in March, to a cool 55.2°F (12.9°C). The average low-temperature, in Chicago Ridge, Illinois, is 41.2°F (5.1°C).

Humidity

The average relative humidity in April is 75%.

Rainfall

In April, the rain falls for 15.1 days. Throughout April, 2.32" (59mm) of precipitation is accumulated. Throughout the year, there are 147.7 rainfall days, and 23.62" (600mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. April is the last month it regularly snows in Chicago Ridge. During 2.3 snowfall days, Chicago Ridge aggregates 1.89" (48mm) of snow. Throughout the year, in Chicago Ridge, there are 42.4 snowfall days, and 11.61" (295mm) of snow is accumulated.

Daylight

In Chicago Ridge, the average length of the day in April is 13.4h.

Sunshine

In Chicago Ridge, the average sunshine is 7.8h.

UV index

The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Chicago Ridge?

The average relative humidity in April in Chicago Ridge, Illinois, is 75%.

How much does it rain in Chicago Ridge in April?

In April, in Chicago Ridge, Illinois, the rain falls for 15.1 days. Throughout April, 2.32" (59mm) of precipitation is accumulated.

What is the last month it snows in Chicago Ridge?

April is the last month it regularly snows in Chicago Ridge. During 2.3 snowfall days, in April, Chicago Ridge aggregates 1.89" (48mm) of snow.

How many hours of daylight does Chicago Ridge have in April?

In April, the average length of the day in Chicago Ridge, Illinois, is 13.4h.

How long on average sun shines in April in Chicago Ridge?

In Chicago Ridge, the average sunshine in April is 7.8h.

How high is the UV index in April in Chicago Ridge?

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

Average temperature in April
Chicago Ridge, IL

Average temperature in April - Chicago Ridge, IL
  • Average high temperature in April: 55.2°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in April: 41.2°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in April
Chicago Ridge, IL

Average pressure in April - Chicago Ridge, IL
  • Average pressure in April: 29.95"

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

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Average wind speed in April
Chicago Ridge, IL

Average wind speed in April - Chicago Ridge, IL
  • Average wind speed in April: 9.9mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in April
Chicago Ridge, IL

Average humidity in April - Chicago Ridge, IL
  • Average humidity in April: 75%

Months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in April
Chicago Ridge, IL

Average rainfall in April - Chicago Ridge, IL
  • Average rainfall in April: 2.32"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.02").

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Average rainfall days in April
Chicago Ridge, IL

Average rainfall days in April - Chicago Ridge, IL
  • Average rainfall days in April: 15.1 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in April
Chicago Ridge, IL

Average snowfall in April - Chicago Ridge, IL
  • Average snowfall in April: 1.89"

The month with the highest snowfall is February (3.07").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Chicago Ridge, IL

Average snowfall days in April - Chicago Ridge, IL
  • Average snowfall days in April: 2.3 days

The month with the highest number of snowfall days is January (11.8 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
Chicago Ridge, IL

Average daylight in April / Average sunshine in April - Chicago Ridge, IL
  • 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: 7.8h

The month with the most sunshine is August (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 3.7h).

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Average sunshine days in April
Chicago Ridge, IL

Average sunshine days in April - Chicago Ridge, IL
  • Average sunshine days in April: 11.8 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index in April
Chicago Ridge, IL

Average UV index in April - Chicago Ridge, IL
  • Average UV index in April: 3

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in April
Chicago Ridge, IL

Average cloud cover in April - Chicago Ridge, IL
  • Average cloud cover in April: 48

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in April
Chicago Ridge, IL

Average visibility in April - Chicago Ridge, IL
  • Average visibility in April: 6mi

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

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