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 beginning of April signals a rise in the average high-temperature, moving from a frosty 49.1°F (9.5°C) in March to an enjoyable 60.8°F (16°C). Throughout the month of April, Bartonville witnesses an average temperature of 44.2°F (6.8°C).Humidity
The average relative humidity in April is 74%.Rainfall
In April, in Bartonville, the rain falls for 13.3 days. Throughout April, 2.01" (51mm) of precipitation is accumulated. Throughout the year, in Bartonville, there are 129.2 rainfall days, and 17.24" (438mm) of precipitation is accumulated.Snowfall
Months with snowfall in Bartonville are January through April, October through December. April is the last month it regularly snows in Bartonville. During 0.5 snowfall days, in April, Bartonville aggregates 0.47" (12mm) of snow. Throughout the year, there are 26.7 snowfall days, and 7.09" (180mm) of snow is accumulated.Daylight
In April, the average length of the day in Bartonville, Illinois, is 13h and 19min.On the first day of April, sunrise is at 6:40 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:54 pm CDT.
Sunshine
In Bartonville, the average sunshine in April is 8.2h.UV index
In Bartonville, 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 average person.Note: The maximum daily UV index of 4 in April converts into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What are April temperatures in Bartonville?
What is the average humidity in April in Bartonville?
How many days does it rain in April in Bartonville?
What is the last month it snows in Bartonville?
How many hours of daylight does Bartonville have in April?
When are sunrise and sunset in April in Bartonville?
How many hours of sunshine does Bartonville have in April?
How high is the UV index in April in Bartonville?
Average temperature in April
Bartonville, IL
- Average high temperature in April: 60.8°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in April: 44.2°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in April
Bartonville, 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 (29.91"Hg).
Average wind speed in April
Bartonville, IL
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Bartonville, 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 (71%).
Average rainfall in April
Bartonville, IL
- Average rainfall in April: 2.01"
The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in April
Bartonville, IL
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in April
Bartonville, IL
- Average snowfall in April: 0.47"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Bartonville, IL
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is January (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
Bartonville, 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 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Bartonville, IL
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in April
Bartonville, 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
Bartonville, IL
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in April
Bartonville, 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).
Bartonville, Illinois, USA
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