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 brings a temperature change, with average high-temperatures moving from March's frosty 48.2°F (9°C) to a refreshing 60.1°F (15.6°C). Chillicothe records a steady low-temperature average of 43.9°F (6.6°C) during April.Humidity
In Chillicothe, the average relative humidity in April is 74%.Rainfall
In April, the rain falls for 13.6 days. Throughout April, 1.77" (45mm) of precipitation is accumulated. Throughout the year, there are 123.4 rainfall days, and 15.12" (384mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 0.5 snowfall days, in April, Chillicothe aggregates 0.75" (19mm) of snow. Throughout the year, there are 27.8 snowfall days, and 6.46" (164mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 20min.On the first day of April, sunrise is at 6:39 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:53 pm CDT.
Sunshine
The average sunshine in April is 8h.UV index
In Chillicothe, Illinois, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 4 in April interprets into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Chillicothe in April?
What is the average humidity in April in Chillicothe?
How much does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does Chillicothe have in April?
How high is the UV index in April?
Average temperature in April
Chillicothe, IL
- Average high temperature in April: 60.1°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 (29.8°F).
- Average low temperature in April: 43.9°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in April
Chillicothe, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Chillicothe, IL
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Chillicothe, 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
Chillicothe, IL
- Average rainfall in April: 1.77"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in April
Chillicothe, IL
- Average rainfall days in April: 13.6 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in April
Chillicothe, IL
- Average snowfall in April: 0.75"
The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Chillicothe, IL
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is January (9.2 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
Chillicothe, 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: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Chillicothe, IL
- Average sunshine days in April: 14.7 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.4 days).
Average UV index in April
Chillicothe, 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
Chillicothe, IL
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in April
Chillicothe, 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).
Chillicothe, Illinois, USA
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