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
Downers Grove sees an increase in the average high-temperature with the arrival of April, moving from March's chilly 45.1°F (7.3°C) to a refreshing 56.5°F (13.6°C). Downers Grove experiences an average low-temperature of 40.6°F (4.8°C) in the month of April.Humidity
The average relative humidity in April is 74%.Rainfall
In Downers Grove, in April, during 12.8 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. Throughout the year, there are 118.5 rainfall days, and 13.74" (349mm) of precipitation is accumulated.Snowfall
Months with snowfall in Downers Grove are January through April, October through December. April is the last month it regularly snows in Downers Grove. During 1.4 snowfall days, in April, Downers Grove aggregates 1.1" (28mm) of snow. In Downers Grove, during the entire year, snow falls for 34.9 days and aggregates up to 7.2" (183mm) of snow.Daylight
In April, the average length of the day in Downers Grove is 13h and 22min.On the first day of April, sunrise is at 6:33 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:49 pm CDT.
Sunshine
In April, the average sunshine is 7.6h.UV index
The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The UV index of 3 during April translates into the following guidance:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What is the temperature in April in Downers Grove?
What is the average humidity in April in Downers Grove?
How many days does it rain in April in Downers Grove?
What is the last month it snows in Downers Grove?
How many hours of daylight does Downers Grove have in April?
When are sunrise and sunset in April in Downers Grove?
How long on average sun shines in April in Downers Grove?
What is the UV index reading in April in Downers Grove?
Average temperature in April
Downers Grove, IL
- Average high temperature in April: 56.5°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in April: 40.6°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in April
Downers Grove, 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
Downers Grove, IL
- Average wind speed in April: 9.4mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in April
Downers Grove, 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
Downers Grove, IL
- Average rainfall in April: 1.38"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is December (0.63").
Average rainfall days in April
Downers Grove, IL
- Average rainfall days in April: 12.8 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in April
Downers Grove, IL
- Average snowfall in April: 1.1"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Downers Grove, IL
- Average snowfall days in April: 1.4 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Downers Grove, 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 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Downers Grove, IL
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in April
Downers Grove, 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 January (UV index 1).
Average cloud cover in April
Downers Grove, IL
- Average cloud cover in April: 50
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in April
Downers Grove, 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).
Downers Grove, Illinois, USA
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