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 average high-temperature increases in April, moving from a chilly 47.5°F (8.6°C) in March to a refreshing 58.8°F (14.9°C). During the nights in April, Clarke City experiences a consistent average temperature of 42.6°F (5.9°C).Humidity
In Clarke City, Illinois, the average relative humidity in April is 74%.Rainfall
In Clarke City, in April, it is raining for 14.3 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 140.4 rainfall days, and 21.5" (546mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 1.3 snowfall days, in April, Clarke City aggregates 1.3" (33mm) of snow. In Clarke City, during the entire year, snow falls for 38.1 days and aggregates up to 9.13" (232mm) of snow.Daylight
In April, the average length of the day in Clarke City is 13h and 21min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:18 pm. On the last day of April, sunrise is at 5:50 am and sunset at 7:49 pm CDT.
Sunshine
In Clarke City, the average sunshine in April is 7.8h.UV index
In Clarke City, Illinois, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In April, the maximum UV index of 4 transforms into these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does Clarke City have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Clarke City have in April?
What is the UV index intensity in April?
Average temperature in April
Clarke City, IL
- Average high temperature in April: 58.8°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in April: 42.6°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in April
Clarke City, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Clarke City, IL
- Average wind speed in April: 10.1mph
The windiest months (with the highest average wind speed) are January and April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in April
Clarke City, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Clarke City, IL
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in April
Clarke City, IL
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in April
Clarke City, IL
- Average snowfall in April: 1.3"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Clarke City, IL
- Average snowfall days in April: 1.3 days
The month with the highest number of snowfall days is January (11.5 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
Clarke City, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Clarke City, IL
- Average sunshine days in April: 12.2 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in April
Clarke City, IL
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Clarke City, IL
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in April
Clarke City, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Clarke City, Illinois, USA
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