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 shift from March to April is marked by an increase in the average high-temperature, moving from an icy 41.5°F (5.3°C) to a cool 50.9°F (10.5°C). Highland Park experiences a mean low-temperature of 39.7°F (4.3°C) during April.Humidity
In April, the average relative humidity in Highland Park is 77%.Rainfall
In Highland Park, during April, the rain falls for 16.1 days and regularly aggregates up to 3.43" (87mm) of precipitation. Throughout the year, in Highland Park, there are 154.1 rainfall days, and 30.24" (768mm) of precipitation is accumulated.Snowfall
Months with snowfall in Highland Park are January through April, October through December. April is the last month it regularly snows. During 2.4 snowfall days, in April, Highland Park aggregates 1.89" (48mm) of snow. Throughout the year, in Highland Park, Illinois, there are 42.9 snowfall days, and 13.82" (351mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 23min.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 5:46 am and sunset at 7:49 pm CDT.
Sunshine
In Highland Park, the average sunshine in April is 7.9h.UV index
In April, the average daily maximum UV index in Highland Park, Illinois, is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In April, a daily UV index of 3 turns into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Highland Park?
What is the average humidity in April in Highland Park?
How much does it rain in Highland Park in April?
What is the last month it snows in Highland Park?
What is the average length of the day in April in Highland Park?
What time are sunrise and sunset in April in Highland Park?
How long on average sun shines in April in Highland Park?
How high is the UV index in April in Highland Park?
Average temperature in April
Highland Park, IL
- Average high temperature in April: 50.9°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in April: 39.7°F
The months with the highest average low temperature are July and August (66.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in April
Highland Park, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Highland Park, IL
- Average wind speed in April: 10.8mph
The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (7.4mph).
Average humidity in April
Highland Park, IL
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in April
Highland Park, IL
- Average rainfall in April: 3.43"
The wettest months (with the highest rainfall) are May and June (3.82").
The driest month (with the least rainfall) is December (1.3").
Average rainfall days in April
Highland Park, IL
- Average rainfall days in April: 16.1 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in April
Highland Park, IL
- Average snowfall in April: 1.89"
The month with the highest snowfall is January (4.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Highland Park, IL
- Average snowfall days in April: 2.4 days
The month with the highest number of snowfall days is January (11.9 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
Highland Park, 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 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Highland Park, IL
- Average sunshine days in April: 10.8 days
The month with the most sunshine days is December (15.3 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in April
Highland Park, IL
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Highland Park, IL
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in April
Highland Park, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Highland Park, Illinois, USA
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