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 sees a rise in the average high-temperature, climbing from a frosty 47.5°F (8.6°C) in March to a refreshing 59.5°F (15.3°C). During the month of April, the temperature in West Chester falls to an average of 43°F (6.1°C).Humidity
In April, the average relative humidity is 74%.Rainfall
In April, the rain falls for 12.7 days. Throughout April, 1.97" (50mm) of precipitation is accumulated. In West Chester, during the entire year, the rain falls for 123.7 days and collects up to 18.94" (481mm) of precipitation.Snowfall
Months with snowfall in West Chester are January through April, October through December. April is the last month it regularly snows. During 0.9 snowfall days, in April, West Chester aggregates 0.71" (18mm) of snow. Throughout the year, there are 29.8 snowfall days, and 7.99" (203mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 21min.On the first day of April, sunrise is at 6:48 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:04 pm CDT.
Sunshine
The average sunshine in April is 8h.UV index
In West Chester, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index, 4 during April, leads to the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April in West Chester?
How many hours of sunshine does West Chester have in April?
How high is the UV index in April?
Average temperature in April
West Chester, IA
- Average high temperature in April: 59.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in April: 43°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in April
West Chester, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
West Chester, IA
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in April
West Chester, IA
- Average humidity in April: 74%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
West Chester, IA
- Average rainfall in April: 1.97"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in April
West Chester, IA
- Average rainfall days in April: 12.7 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in April
West Chester, IA
- Average snowfall in April: 0.71"
The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
West Chester, IA
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (8.9 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
West Chester, IA
- 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 12min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
West Chester, IA
- Average sunshine days in April: 14 days
The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in April
West Chester, IA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
West Chester, IA
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in April
West Chester, IA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
West Chester, Iowa, USA
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