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 onset witnesses a shift in the average high-temperature, moving from a chilly 43.3°F (6.3°C) in March to a fresh 55°F (12.8°C). During April, Warren records an average temperature of 38.5°F (3.6°C) at night.Humidity
The months with the lowest humidity are April, October and November, with an average relative humidity of 77%.Rainfall
In Warren, in April, it is raining for 14.7 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, there are 140.7 rainfall days, and 24.09" (612mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 2.7 snowfall days, in April, Warren aggregates 0.75" (19mm) of snow. In Warren, during the entire year, snow falls for 49.5 days and aggregates up to 14.76" (375mm) of snow.Daylight
In Warren, the average length of the day in April is 13h and 25min.On the first day of April in Warren, sunrise is at 6:40 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:59 pm CDT.
Sunshine
In Warren, the average sunshine in April is 7.1h.UV index
In Warren, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In April, the UV index of 4 transforms into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What are the least humid months?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Warren, IL
- Average high temperature in April: 55°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in April: 38.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in April
Warren, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Warren, IL
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in April
Warren, IL
- Average humidity in April: 77%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall in April
Warren, IL
- Average rainfall in April: 2.48"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in April
Warren, IL
- Average rainfall days in April: 14.7 days
The months with the highest number of rainy days are May and June (17.8 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in April
Warren, IL
- Average snowfall in April: 0.75"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Warren, IL
- Average snowfall days in April: 2.7 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Warren, 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 6min).
- Average sunshine in April: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in April
Warren, IL
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in April
Warren, IL
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Warren, IL
- Average cloud cover in April: 52
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in April
Warren, IL
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Warren, Illinois, USA
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