April weather forecast
Blue Mound, IL

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Weather in April

April is an enjoyable spring month in Blue Mound, Illinois, with an average temperature ranging between max 62.4°F (16.9°C) and min 46.2°F (7.9°C).

Temperature

Blue Mound sees a rise in temperature during April, with average high-temperatures transitioning from a cool 50.9°F (10.5°C) in March to a refreshing 62.4°F (16.9°C). During April, Blue Mound records an average temperature of 46.2°F (7.9°C) at night.

Humidity

The average relative humidity in April in Blue Mound is 75%.

Rainfall

The months with the most rainfall are April and May, with an average 2.91" (74mm) of precipitation.

Snowfall

In Blue Mound, snow does not fall in April through October.

Daylight

In April, the average length of the day is 13h and 17min.
On the first day of April, sunrise is at 6:39 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:50 pm CDT.

Sunshine

In April, the average sunshine is 8.1h.

UV index

In Blue Mound, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during April leads to these advisories:
Undertake protective steps - Preventing sun damage is advised. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.

Frequently asked questions

What is the temperature in April?

In Blue Mound, 62.4°F (16.9°C) is the average high-temperature and 46.2°F (7.9°C) is the average low-temperature during April.

What is the average humidity in April?

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

What is the rainiest month?

The months with the most rainfall are April and May, with an average 2.91" (74mm) of precipitation.

How many days does it rain in April?

In Blue Mound, in April, it is raining for 13.9 days, with typically 2.91" (74mm) of accumulated precipitation.

When it does not snow?

In Blue Mound, snow does not fall in April through October.

Does it snow in April?

In April, it doesn't snow. March is the latest month when it typically snows.

What is the average length of the day in April?

In Blue Mound, the average day length in April is 13h and 17min.

When is the sunrise / sunset in April?

On the first day of April, sunrise is at 6:39 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:50 pm CDT.

How long on average sun shines in April?

In Blue Mound, the average sunshine duration in April is 8.1h.

What is the UV index reading in April?

The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Blue Mound, IL

Average temperature in April - Blue Mound, IL
  • Average high temperature in April: 62.4°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in April: 46.2°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in April
Blue Mound, IL

Average pressure in April - Blue Mound, IL
  • Average pressure in April: 29.94"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in April
Blue Mound, IL

Average wind speed in April - Blue Mound, IL
  • Average wind speed in April: 10.4mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in April
Blue Mound, IL

Average humidity in April - Blue Mound, IL
  • Average humidity in April: 75%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

Average rainfall in April
Blue Mound, IL

Average rainfall in April - Blue Mound, IL
  • Average rainfall in April: 2.91"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest months (with the least rainfall) are February and December (1.38").

Average rainfall days in April
Blue Mound, IL

Average rainfall days in April - Blue Mound, IL
  • Average rainfall days in April: 13.9 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in April
Blue Mound, IL

Average snowfall in April - Blue Mound, IL
  • Average snowfall in April: 0"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in April
Blue Mound, IL

Average snowfall days in April - Blue Mound, IL
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Blue Mound, IL

Average daylight in April / Average sunshine in April - Blue Mound, IL
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in April
Blue Mound, IL

Average sunshine days in April - Blue Mound, IL
  • Average sunshine days in April: 14.7 days

The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in April
Blue Mound, IL

Average UV index in April - Blue Mound, IL
  • Average UV index in April: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in April
Blue Mound, IL

Average cloud cover in April - Blue Mound, IL
  • Average cloud cover in April: 45

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are June and September (Cloud cover 30).

Average visibility in April
Blue Mound, IL

Average visibility in April - Blue Mound, 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).

Blue Mound, Illinois, USA

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