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
The shift from March to April is marked by an increase in the average high-temperature, moving from a chilly 48°F (8.9°C) to a moderate 59.9°F (15.5°C). During the April nights, an average temperature of 43.9°F (6.6°C) is observed in Cooksville.Humidity
In April, the average relative humidity is 74%.Rainfall
In Cooksville, in April, during 13.7 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 129.6 rainfall days, and 16.73" (425mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Cooksville. April is the last month it regularly snows in Cooksville. During 0.5 snowfall days, in April, Cooksville aggregates 0.79" (20mm) of snow. In Cooksville, during the entire year, snow falls for 28.1 days and aggregates up to 7.6" (193mm) of snow.Daylight
The average length of the day in April in Cooksville is 13h and 19min.On the first day of April, sunrise is at 6:37 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:50 pm CDT.
Sunshine
In April, the average sunshine is 8h.UV index
In Cooksville, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Cooksville?
What is the average humidity in April in Cooksville?
How much does it rain in Cooksville in April?
What is the last month it snows in Cooksville?
What is the average length of the day in April in Cooksville?
When are sunrise and sunset in April in Cooksville?
How many hours of sunshine does Cooksville have in April?
How high is the UV index in April in Cooksville?
Average temperature in April
Cooksville, IL
- Average high temperature in April: 59.9°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in April: 43.9°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in April
Cooksville, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Cooksville, IL
- Average wind speed in April: 10.7mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Cooksville, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Cooksville, IL
- Average rainfall in April: 1.85"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in April
Cooksville, IL
- Average rainfall days in April: 13.7 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in April
Cooksville, IL
- Average snowfall in April: 0.79"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Cooksville, IL
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is January (9.9 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
Cooksville, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Cooksville, IL
- Average sunshine days in April: 14 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is May (11 days).
Average UV index in April
Cooksville, 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
Cooksville, IL
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in April
Cooksville, 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).
Cooksville, Illinois, USA
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