April weather forecast
Mazon, IL

Weather in April

April in Mazon, Illinois, is a mild spring month, with an average temperature ranging between min 42.6°F (5.9°C) and max 58.8°F (14.9°C).

Temperature

In Mazon, the average high-temperature in April rises from a chilly 47.5°F (8.6°C) in March to a moderate 58.8°F (14.9°C). The average low-temperature, in Mazon, Illinois, is 42.6°F (5.9°C).

Humidity

In April, the average relative humidity is 74%.

Rainfall

In Mazon, during April, the rain falls for 14.3 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, in Mazon, there are 140.4 rainfall days, and 21.5" (546mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows in Mazon. During 1.3 snowfall days, Mazon aggregates 1.3" (33mm) of snow. Throughout the year, there are 38.1 snowfall days, and 9.13" (232mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 21min.
On the first day of the month, sunrise is at 6:36 am and sunset at 7:18 pm. On the last day of April, in Mazon, sunrise is at 5:52 am and sunset at 7:49 pm CDT.

Sunshine

In Mazon, the average sunshine in April is 7.8h.

UV index

In Mazon, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 4 in April transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 temperature in April in Mazon?

The average high-temperature, in April, in Mazon, is 58.8°F (14.9°C), while the average low-temperature is 42.6°F (5.9°C).

What is the average humidity in April in Mazon?

In April, the average relative humidity in Mazon is 74%.

How many days does it rain in April in Mazon?

In Mazon, Illinois, during April, the rain falls for 14.3 days and regularly aggregates up to 2.28" (58mm) of precipitation.

What is the last month it snows in Mazon?

April is the last month it regularly snows in Mazon. During 1.3 snowfall days, in April, Mazon aggregates 1.3" (33mm) of snow.

How many hours of daylight does Mazon have in April?

The average day length in April in Mazon, Illinois, is 13h and 21min.

When is the sunrise / sunset in April in Mazon?

In April, on the first day of the month, sunrise is at 6:36 am and sunset at 7:18 pm. On the last day of the month, in Mazon, Illinois, sunrise is at 5:52 am and sunset at 7:49 pm CDT.

How many hours of sunshine does Mazon have in April?

In April, the average sunshine duration in Mazon is 7.8h.

What is the UV index intensity in April in Mazon?

The average daily maximum UV index in April in Mazon, Illinois, is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Mazon, IL

Average temperature in April - Mazon, IL
  • Average high temperature in April: 58.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in April: 42.6°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in April
Mazon, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in April
Mazon, IL

Average wind speed in April - Mazon, IL
  • Average wind speed in April: 10.1mph

The windiest months (with the highest average wind speed) are January and April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in April
Mazon, IL

Average humidity in April - Mazon, IL
  • Average humidity in April: 74%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in April
Mazon, IL

Average rainfall in April - Mazon, IL
  • Average rainfall in April: 2.28"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.98").

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Average rainfall days in April
Mazon, IL

Average rainfall days in April - Mazon, IL
  • Average rainfall days in April: 14.3 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.1 days).

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Average snowfall in April
Mazon, IL

Average snowfall in April - Mazon, IL
  • Average snowfall in April: 1.3"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Mazon, IL

Average snowfall days in April - Mazon, IL
  • Average snowfall days in April: 1.3 days

The month with the highest number of snowfall days is January (11.5 days).
The 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
Mazon, IL

Average daylight in April / Average sunshine in April - Mazon, IL
  • Average daylight in April: 13h and 21min

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 16min).

  • Average sunshine in April: 7h and 48min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in April
Mazon, IL

Average sunshine days in April - Mazon, IL
  • Average sunshine days in April: 12.2 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.5 days).

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Average UV index in April
Mazon, IL

Average UV index in April - Mazon, IL
  • Average UV index in April: 4

The months with the highest UV index are June and July (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
Mazon, IL

Average cloud cover in April - Mazon, IL
  • Average cloud cover in April: 48

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).

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Average visibility in April
Mazon, IL

Average visibility in April - Mazon, IL
  • Average visibility in April: 6mi

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

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