April weather forecast
Mundelein, IL

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Weather in April

April is a fresh spring month in Mundelein, Illinois, with an average temperature fluctuating between 54.1°F (12.3°C) and 39°F (3.9°C).

Temperature

With the onset of April, Mundelein sees a temperature rise, with the average high-temperature moving from March's chilly 43.2°F (6.2°C) to a cool 54.1°F (12.3°C). Mundelein encounters a steady low-temperature average of 39°F (3.9°C) throughout the month of April.

Humidity

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

Rainfall

In Mundelein, during April, the rain falls for 16.2 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Mundelein, during the entire year, the rain falls for 147.3 days and collects up to 27.44" (697mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Mundelein, in April, snow falls for 2.5 days, with typically accumulated 2.28" (58mm) of snow. Throughout the year, there are 48.2 snowfall days, and 18.86" (479mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 24min.
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 5:47 am and sunset at 7:50 pm CDT.

Sunshine

In Mundelein, the average sunshine in April is 7.5h.

UV index

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: During April, 3 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

In April, in Mundelein, the average high-temperature is 54.1°F (12.3°C), and the average low-temperature is 39°F (3.9°C).

What is the average humidity in April?

In April, the average relative humidity is 75%.

How much does it rain in April?

In April, the rain falls for 16.2 days. Throughout April, 3.19" (81mm) of precipitation is accumulated.

How many days does it snow in April?

In Mundelein, in April, during 2.5 snowfall days, 2.28" (58mm) of snow is typically accumulated.

How many hours of daylight does Mundelein have in April?

In Mundelein, the average day length in April is 13h and 24min.

When are sunrise and sunset in April?

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 5:47 am and sunset at 7:50 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration is 7.5h.

What is the UV index intensity in April in Mundelein?

The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents 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
Mundelein, IL

Average temperature in April - Mundelein, IL
  • Average high temperature in April: 54.1°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in April: 39°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average pressure in April
Mundelein, IL

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in April
Mundelein, IL

Average wind speed in April - Mundelein, IL
  • Average wind speed in April: 9.8mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in April
Mundelein, IL

Average humidity in April - Mundelein, 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 (74%).

Average rainfall in April
Mundelein, IL

Average rainfall in April - Mundelein, IL
  • Average rainfall in April: 3.19"

The wettest month (with the highest rainfall) is June (3.54").
The driest months (with the least rainfall) are November and December (1.3").

Average rainfall days in April
Mundelein, IL

Average rainfall days in April - Mundelein, IL
  • Average rainfall days in April: 16.2 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in April
Mundelein, IL

Average snowfall in April - Mundelein, IL
  • Average snowfall in April: 2.28"

The month with the highest snowfall is February (5.55").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Mundelein, IL

Average snowfall days in April - Mundelein, IL
  • Average snowfall days in April: 2.5 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Mundelein, IL

Average daylight in April / Average sunshine in April - Mundelein, 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 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in April
Mundelein, IL

Average sunshine days in April - Mundelein, IL
  • Average sunshine days in April: 10.9 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (10 days).

Average UV index in April
Mundelein, IL

Average UV index in April - Mundelein, IL
  • Average UV index in April: 3

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

Average cloud cover in April
Mundelein, IL

Average cloud cover in April - Mundelein, IL
  • Average cloud cover in April: 50

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in April
Mundelein, IL

Average visibility in April - Mundelein, 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).

Mundelein, Illinois, USA

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