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's arrival brings a temperature shift, moving from a frosty 45.1°F (7.3°C) in March to a moderate 55.9°F (13.3°C). The nights of April anticipate an average low-temperature of 40.8°F (4.9°C).Humidity
In April, the average relative humidity is 74%.Rainfall
In April, in Justice, the rain falls for 17.6 days. Throughout April, 3.66" (93mm) of precipitation is accumulated. In Justice, during the entire year, the rain falls for 166.8 days and collects up to 34.96" (888mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Justice. April is the last month it regularly snows in Justice. During 1.8 snowfall days, in April, Justice aggregates 2.17" (55mm) of snow. In Justice, Illinois, during the entire year, snow falls for 47.1 days and aggregates up to 19.02" (483mm) of snow.Daylight
In Justice, the average length of the day in April is 13h and 22min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:17 pm. On the last day of April, sunrise is at 5:47 am and sunset at 7:49 pm CDT.
Sunshine
The average sunshine in April is 7.7h.UV index
In Justice, Illinois, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 3 in April translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Justice in April?
What is the average humidity in April in Justice?
How many days does it rain in April in Justice?
What is the last month it snows in Justice?
What is the average length of the day in April in Justice?
What time are sunrise and sunset in April in Justice?
How many hours of sunshine does Justice have in April?
How high is the UV index in April in Justice?
Average temperature in April
Justice, IL
- Average high temperature in April: 55.9°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in April: 40.8°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in April
Justice, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Justice, IL
- Average wind speed in April: 9.7mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in April
Justice, IL
- Average humidity in April: 74%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Justice, IL
- Average rainfall in April: 3.66"
The wettest month (with the highest rainfall) is May (4.61").
The driest months (with the least rainfall) are November and December (1.77").
Average rainfall days in April
Justice, IL
- Average rainfall days in April: 17.6 days
The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in April
Justice, IL
- Average snowfall in April: 2.17"
The month with the highest snowfall is February (5.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Justice, IL
- Average snowfall days in April: 1.8 days
The month with the highest number of snowfall days is January (13.3 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
Justice, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Justice, IL
- Average sunshine days in April: 9.5 days
The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in April
Justice, IL
- Average UV index in April: 3
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Justice, IL
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Justice, IL
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Justice, Illinois, USA
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