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
An increase in the average high-temperature marks April, moving from March's chilly 45.1°F (7.3°C) to a mild 56.5°F (13.6°C). An average nighttime temperature of 40.6°F (4.8°C) is recorded during April.Humidity
In Oakbrook Terrace, the average relative humidity in April is 74%.Rainfall
In Oakbrook Terrace, in April, it is raining for 16.1 days, with typically 2.68" (68mm) of accumulated precipitation. In Oakbrook Terrace, during the entire year, the rain falls for 147.3 days and collects up to 23.86" (606mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Oakbrook Terrace, in April, during 2.2 snowfall days, 2.13" (54mm) of snow is typically accumulated. Throughout the year, there are 46.3 snowfall days, and 14.25" (362mm) of snow is accumulated.Daylight
In Oakbrook Terrace, the average length of the day in April is 13h and 23min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:17 pm. On the last day of April, sunrise is at 5:48 am and sunset at 7:49 pm CDT.
Sunshine
In Oakbrook Terrace, the average sunshine in April is 7.5h.UV index
The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In April, an average UV index of 3 transforms into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How much does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April in Oakbrook Terrace?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Oakbrook Terrace, IL
- Average high temperature in April: 56.5°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in April: 40.6°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in April
Oakbrook Terrace, 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
Oakbrook Terrace, IL
- Average wind speed in April: 9.5mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in April
Oakbrook Terrace, 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
Oakbrook Terrace, IL
- Average rainfall in April: 2.68"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.14").
Average rainfall days in April
Oakbrook Terrace, IL
- Average rainfall days in April: 16.1 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in April
Oakbrook Terrace, IL
- Average snowfall in April: 2.13"
The month with the highest snowfall is February (3.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Oakbrook Terrace, IL
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Oakbrook Terrace, 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 3min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Oakbrook Terrace, IL
- Average sunshine days in April: 10.4 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in April
Oakbrook Terrace, IL
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Oakbrook Terrace, IL
- Average cloud cover in April: 50
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 32).
Average visibility in April
Oakbrook Terrace, 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).
Oakbrook Terrace, Illinois, USA
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