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
April comes with an increase, with the average high-temperature moving from a fresh 50.2°F (10.1°C) in March to a comfortable 61.9°F (16.6°C). Throughout April, an average low-temperature of 46°F (7.8°C) is expected.Humidity
In Allerton, the average relative humidity in April is 75%.Rainfall
The month with the most rainfall is April, when the rain falls for 14.1 days and typically aggregates up to 1.97" (50mm) of precipitation.Snowfall
Months with snowfall in Allerton are January through April, October through December. April is the last month it regularly snows. During 0.5 snowfall days, in April, Allerton aggregates 0.04" (1mm) of snow. Throughout the year, in Allerton, there are 25.6 snowfall days, and 4.41" (112mm) of snow is accumulated.Daylight
In Allerton, Illinois, the average length of the day in April is 13h and 17min.On the first day of April, sunrise is at 6:34 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:45 pm CDT.
Sunshine
The average sunshine in April is 8.2h.UV index
In April, the average daily maximum UV index in Allerton 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 average individuals.Note: The daily high UV index of 4 in April translates into this advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
What are April temperatures in Allerton?
What is the average humidity in April in Allerton?
What is the rainiest month in Allerton?
How much does it rain in Allerton in April?
What is the last month it snows in Allerton?
How many hours of daylight does Allerton have in April?
When is the sunrise / sunset in April in Allerton?
How many hours of sunshine does Allerton have in April?
How high is the UV index in April in Allerton?
Average temperature in April
Allerton, IL
- Average high temperature in April: 61.9°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in April: 46°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in April
Allerton, 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 (29.93"Hg).
Average wind speed in April
Allerton, IL
- Average wind speed in April: 10.5mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in April
Allerton, 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
Allerton, IL
- Average rainfall in April: 1.97"
The wettest month (with the highest rainfall) is April (1.97").
The driest month (with the least rainfall) is February (0.83").
Average rainfall days in April
Allerton, IL
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is February (6 days).
Average snowfall in April
Allerton, IL
- Average snowfall in April: 0.04"
The month with the highest snowfall is December (1.26").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Allerton, IL
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is January (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
Allerton, 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 24min).
- 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 6min).
Average sunshine days in April
Allerton, IL
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in April
Allerton, 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
Allerton, IL
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in April
Allerton, 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).
Allerton, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
