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
April's arrival sees a rise in the average high-temperature, jumping from March's frosty 45.1°F (7.3°C) to a mild 55.9°F (13.3°C). The average low-temperature of 40.8°F (4.9°C) is witnessed during April.Humidity
The average relative humidity in April is 74%.Rainfall
In Countryside, Illinois, in April, during 17.6 rainfall days, 3.66" (93mm) of precipitation is typically accumulated. In Countryside, during the entire year, the rain falls for 166.8 days and collects up to 34.96" (888mm) of precipitation.Snowfall
Months with snowfall in Countryside, Illinois, are January through April, October through December. April is the last month it regularly snows in Countryside, Illinois. During 1.8 snowfall days, in April, Countryside aggregates 2.17" (55mm) of snow. Throughout the year, in Countryside, there are 47.1 snowfall days, and 19.02" (483mm) of snow is accumulated.Daylight
In April, the average length of the day in Countryside is 13h and 22min.On the first day of April, sunrise is at 6:32 am and sunset at 7:17 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 7.7h.UV index
In Countryside, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: During April, 3 as the daily maximum UV index converts into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What is the usual temperature for Countryside in April?
What is the average humidity in April in Countryside?
How much does it rain in Countryside in April?
What is the last month it snows in Countryside?
How many hours of daylight does Countryside have in April?
When are sunrise and sunset in April in Countryside?
How many hours of sunshine does Countryside have in April?
What is the UV index reading in April in Countryside?
Average temperature in April
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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
Countryside, 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).
Countryside, Illinois, USA
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