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 chilly 45.1°F (7.3°C) in March to a refreshing 55.9°F (13.3°C). Hickory Hills, during the month of April, experiences an average low-temperature of 40.8°F (4.9°C).Humidity
In Hickory Hills, Illinois, the average relative humidity in April is 74%.Rainfall
In Hickory Hills, in April, during 17.6 rainfall days, 3.66" (93mm) of precipitation is typically accumulated. Throughout the year, there are 166.8 rainfall days, and 34.96" (888mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Hickory Hills. April is the last month it regularly snows in Hickory Hills, Illinois. During 1.8 snowfall days, in April, Hickory Hills aggregates 2.17" (55mm) of snow. Throughout the year, in Hickory Hills, there are 47.1 snowfall days, and 19.02" (483mm) of snow is accumulated.Daylight
In Hickory Hills, Illinois, the average length of the day in April is 13h and 22min.On the first day of April in Hickory Hills, sunrise is at 6:32 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 7:48 pm CDT.
Sunshine
In Hickory Hills, Illinois, the average sunshine in April is 7.7h.UV index
The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In April, a regular UV index of 3 translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What is the average April temperature in Hickory Hills?
What is the average humidity in April in Hickory Hills?
How many days does it rain in April in Hickory Hills?
What is the last month it snows in Hickory Hills?
How many hours of daylight does Hickory Hills have in April?
What time are sunrise and sunset in April in Hickory Hills?
How long on average sun shines in April in Hickory Hills?
What is the UV index reading in April in Hickory Hills?
Average temperature in April
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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
Hickory Hills, 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).
Hickory Hills, Illinois, USA
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