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 start of April signals an increase in the average high-temperature, moving from a cold 42.1°F (5.6°C) in March to a fresh 53.8°F (12.1°C). An average low-temperature of 37.2°F (2.9°C) is anticipated throughout the nights during April.Humidity
The least humid month in Hebron is April, with an average relative humidity of 76%.Rainfall
In Hebron, in April, during 12.4 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Hebron, during the entire year, the rain falls for 121.6 days and collects up to 14.06" (357mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Hebron, during April, snow falls for 2.3 days and regularly aggregates up to 0.47" (12mm) of snow. Throughout the year, there are 46.4 snowfall days, and 7.48" (190mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 25min.On the first day of April, sunrise is at 6:34 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:52 pm CDT.
Sunshine
In Hebron, the average sunshine in April is 7.3h.UV index
In Hebron, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In April, an average UV index of 3 transforms into the following instructions:
Take precautions - Protection against sunburn is recommended. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Hebron have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Hebron have in April?
How high is the UV index in April?
Average temperature in April
Hebron, IL
- Average high temperature in April: 53.8°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 (24.3°F).
- Average low temperature in April: 37.2°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).
Average pressure in April
Hebron, IL
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are January and February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Hebron, IL
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in April
Hebron, IL
- Average humidity in April: 76%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (76%).
Average rainfall in April
Hebron, IL
- Average rainfall in April: 1.57"
The wettest month (with the highest rainfall) is July (1.93").
The driest month (with the least rainfall) is December (0.55").
Average rainfall days in April
Hebron, IL
- Average rainfall days in April: 12.4 days
The months with the highest number of rainy days are May and July (15.7 days).
The month with the least rainy days is January (2.8 days).
Average snowfall in April
Hebron, IL
- Average snowfall in April: 0.47"
The month with the highest snowfall is January (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Hebron, IL
- Average snowfall days in April: 2.3 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
Hebron, 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 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in April
Hebron, IL
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in April
Hebron, IL
- Average UV index in April: 3
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, November and December (UV index 1).
Average cloud cover in April
Hebron, IL
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in April
Hebron, 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).
Hebron, Illinois, USA
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