April weather forecastChester, IA
April
Weather in April
April in Chester, Iowa, is a cool spring month, with an average temperature fluctuating between 37°F (2.8°C) and 52.9°F (11.6°C).Temperature
The shift from March to April brings an increase in the average high-temperature, moving from a cold 39.7°F (4.3°C) to a cool 52.9°F (11.6°C). Chester experiences a steady low-temperature of 37°F (2.8°C) throughout April.Humidity
The average relative humidity in April in Chester, Iowa, is 76%.Rainfall
In Chester, in April, it is raining for 13.6 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, in Chester, there are 136.6 rainfall days, and 25.79" (655mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Chester, Iowa. In Chester, during April, snow falls for 3.9 days and regularly aggregates up to 2.87" (73mm) of snow. In Chester, during the entire year, snow falls for 60.5 days and aggregates up to 23.35" (593mm) of snow.Daylight
In April, the average length of the day is 13h and 27min.On the first day of April in Chester, sunrise is at 6:49 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:10 pm CDT.
Sunshine
In April, the average sunshine is 7.3h.UV index
In April, the average daily maximum UV index in Chester is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 3 during April translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Chester, IA
- Average high temperature in April: 52.9°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (20.8°F).
- Average low temperature in April: 37°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in April
Chester, IA
- 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 (29.89"Hg).
Average wind speed in April
Chester, IA
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in April
Chester, IA
- Average humidity in April: 76%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Chester, IA
- Average rainfall in April: 2.6"
The wettest month (with the highest rainfall) is June (4.53").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in April
Chester, IA
- Average rainfall days in April: 13.6 days
The month with the highest number of rainy days is June (19.1 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in April
Chester, IA
- Average snowfall in April: 2.87"
The month with the highest snowfall is February (5.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Chester, IA
- Average snowfall days in April: 3.9 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Chester, IA
- Average daylight in April: 13h and 30min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 18min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in April
Chester, IA
- Average sunshine days in April: 12.1 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is June (8.8 days).
Average UV index in April
Chester, IA
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in April
Chester, IA
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Chester, IA
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).





