Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
Observing a rise in April, the average high-temperature goes from March's moderate 56.8°F (13.8°C) to an enjoyable 67.6°F (19.8°C). During the month of April, Mounds experiences a steady low-temperature average of 50.2°F (10.1°C).Humidity
In April, the average relative humidity in Mounds is 77%.Rainfall
April is the month with the most rainfall in Mounds. Rain falls for 15.2 days and accumulates 4.21" (107mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Mounds aggregates 0.08" (2mm) of snow. In Mounds, during the entire year, snow falls for 11.5 days and aggregates up to 4.88" (124mm) of snow.Daylight
In April, the average length of the day in Mounds is 13h and 11min.On the first day of April, sunrise is at 6:41 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:45 pm CDT.
Sunshine
In April, the average sunshine in Mounds is 8.8h.UV index
The average daily maximum UV index in April in Mounds, Illinois, is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 5 in April leads to these guidelines:
Ensure safety - Sun damage prevention is strongly urged. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are April temperatures in Mounds?
What is the average humidity in April in Mounds?
What is the wettest month in Mounds?
How many days does it rain in April in Mounds?
What is the last month it snows in Mounds?
How many hours of daylight does Mounds have in April?
When are sunrise and sunset in April in Mounds?
How many hours of sunshine does Mounds have in April?
What is the UV index reading in April in Mounds?
Average temperature in April
Mounds, IL
- Average high temperature in April: 67.6°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in April: 50.2°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in April
Mounds, IL
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Mounds, IL
- Average wind speed in April: 9mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in April
Mounds, IL
- Average humidity in April: 77%
The months with the highest relative humidity are February, March, May and December (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in April
Mounds, IL
- Average rainfall in April: 4.21"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in April
Mounds, IL
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in April
Mounds, IL
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Mounds, IL
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (3.8 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
Mounds, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Mounds, IL
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in April
Mounds, IL
- Average UV index in April: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Mounds, IL
- Average cloud cover in April: 40
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in April
Mounds, 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).
Mounds, Illinois, USA
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