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 onset of April marks an increase in the average high-temperature, moving from a cool 55°F (12.8°C) in March to an enjoyable 65.8°F (18.8°C). During April, Nason consistently records a temperature low averaging a frosty 48.4°F (9.1°C).Humidity
The average relative humidity in April is 77%.Rainfall
The month with the most rainfall is April, when the rain falls for 13.1 days and typically aggregates up to 2.56" (65mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.4 snowfall days, in April, Nason aggregates 0.04" (1mm) of snow. In Nason, Illinois, during the entire year, snow falls for 14.5 days and aggregates up to 2.64" (67mm) of snow.Daylight
The average length of the day in April is 13h and 13min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:19 pm. On the last day of April, in Nason, sunrise is at 5:59 am and sunset at 7:46 pm CDT.
Sunshine
The average sunshine in April is 8.4h.UV index
The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In April, the maximum UV index of 5 suggests this advice:
Exercise prevention - Warding off sunburn is urged. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take note! UV radiation from the Sun can double in intensity due to 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?
What is the rainiest month?
How much does it rain in Nason in April?
What is the last month it snows?
How many hours of daylight does Nason have in April?
When is the sunrise / sunset in April in Nason?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Nason, IL
- Average high temperature in April: 65.8°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in April: 48.4°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in April
Nason, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Nason, IL
- Average wind speed in April: 9.5mph
The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in April
Nason, IL
- Average humidity in April: 77%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Nason, IL
- Average rainfall in April: 2.56"
The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in April
Nason, IL
- Average rainfall days in April: 13.1 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in April
Nason, IL
- Average snowfall in April: 0.04"
The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Nason, IL
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (4.5 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
Nason, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in April
Nason, IL
- Average sunshine days in April: 14.1 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in April
Nason, IL
- Average UV index in April: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Nason, IL
- Average cloud cover in April: 42
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in April
Nason, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Nason, Illinois, USA
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