April weather forecast
Calumet City, IL

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Weather in April

April is a cool spring month in Calumet City, Illinois, with an average temperature ranging between min 41.4°F (5.2°C) and max 54.9°F (12.7°C).

Temperature

The onset of April brings a rise in the average high-temperature, elevating from a chilly 44.2°F (6.8°C) in March to a fresh 54.9°F (12.7°C). Calumet City's nights in April experience an average temperature drop to a cold 41.4°F (5.2°C).

Humidity

The average relative humidity in April is 76%.

Rainfall

In April, the rain falls for 11.7 days. Throughout April, 1.1" (28mm) of precipitation is accumulated. Throughout the year, in Calumet City, there are 110.3 rainfall days, and 10.31" (262mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1.4 snowfall days, in April, Calumet City aggregates 0.47" (12mm) of snow. In Calumet City, during the entire year, snow falls for 34.1 days and aggregates up to 4.13" (105mm) of snow.

Daylight

In April, the average length of the day is 13h and 22min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:15 pm. On the last day of April, sunrise is at 5:46 am and sunset at 7:47 pm CDT.

Sunshine

The average sunshine in April is 7.6h.

UV index

The average daily maximum UV index in April in Calumet City is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 3 in April translates into these instructions:
Ensure safety - Recommendations to avert sunburn are presented. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

What is the usual temperature for Calumet City in April?

Calumet City in April has an average high-temperature of 54.9°F (12.7°C) and an average low-temperature of 41.4°F (5.2°C).

What is the average humidity in April in Calumet City?

In April, the average relative humidity is 76%.

How much does it rain in April?

In April, the rain falls for 11.7 days. Throughout April, 1.1" (28mm) of precipitation is accumulated.

What is the last month it snows?

April is the last month it regularly snows in Calumet City, Illinois. During 1.4 snowfall days, in April, Calumet City aggregates 0.47" (12mm) of snow.

What is the average length of the day in April?

In Calumet City, the average day length in April is 13h and 22min.

What time are sunrise and sunset in April?

On the first day of April, sunrise is at 6:31 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:47 pm CDT.

How many hours of sunshine does Calumet City have in April?

In Calumet City, the average sunshine duration in April is 7.6h.

How high is the UV index in April?

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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
Calumet City, IL

Average temperature in April - Calumet City, IL
  • Average high temperature in April: 54.9°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in April: 41.4°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in April
Calumet City, IL

Average pressure in April - Calumet City, 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).

Average wind speed in April
Calumet City, IL

Average wind speed in April - Calumet City, IL
  • Average wind speed in April: 10.3mph

The windiest month (with the highest average wind speed) is January (11mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in April
Calumet City, IL

Average humidity in April - Calumet City, IL
  • Average humidity in April: 76%

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

Average rainfall in April
Calumet City, IL

Average rainfall in April - Calumet City, IL
  • Average rainfall in April: 1.1"

The wettest months (with the highest rainfall) are May and June (1.38").
The driest months (with the least rainfall) are February and December (0.47").

Average rainfall days in April
Calumet City, IL

Average rainfall days in April - Calumet City, IL
  • Average rainfall days in April: 11.7 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in April
Calumet City, IL

Average snowfall in April - Calumet City, IL
  • Average snowfall in April: 0.47"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Calumet City, IL

Average snowfall days in April - Calumet City, IL
  • Average snowfall days in April: 1.4 days

The month with the highest number of snowfall days is January (9.3 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
Calumet City, IL

Average daylight in April / Average sunshine in April - Calumet City, 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 August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in April
Calumet City, IL

Average sunshine days in April - Calumet City, IL
  • Average sunshine days in April: 15.2 days

The month with the most sunshine days is December (19.8 days).
The month with the least sunshine days is June (13.1 days).

Average UV index in April
Calumet City, IL

Average UV index in April - Calumet City, IL
  • Average UV index in April: 3

The 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).

Average cloud cover in April
Calumet City, IL

Average cloud cover in April - Calumet City, IL
  • Average cloud cover in April: 49

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in April
Calumet City, IL

Average visibility in April - Calumet City, 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).

Calumet City, Illinois, USA

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