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
Stoy sees an increase in the average high-temperature with the arrival of April, moving from March's fresh 53.1°F (11.7°C) to a refreshing 64°F (17.8°C). In Stoy, April nights cool down to an average of 46.9°F (8.3°C).Humidity
In April, the average relative humidity in Stoy is 77%.Rainfall
April is the month with the most rainfall. Rain falls for 14.5 days and accumulates 4.13" (105mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Stoy aggregates 0.12" (3mm) of snow. Throughout the year, in Stoy, there are 21.1 snowfall days, and 5.16" (131mm) of snow is accumulated.Daylight
In Stoy, Illinois, the average length of the day in April is 13h and 15min.On the first day of April in Stoy, sunrise is at 6:34 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:43 pm CDT.
Sunshine
The average sunshine in April in Stoy is 8h.UV index
In April, the average daily maximum UV index in Stoy is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In April, the maximum UV index of 4 suggests these recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What are April temperatures in Stoy?
What is the average humidity in April in Stoy?
What is the wettest month in Stoy?
How many days does it rain in April in Stoy?
What is the last month it snows in Stoy?
How many hours of daylight does Stoy have in April?
What time are sunrise and sunset in April in Stoy?
How long on average sun shines in April in Stoy?
What is the UV index reading in April in Stoy?
Average temperature in April
Stoy, IL
- Average high temperature in April: 64°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in April: 46.9°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in April
Stoy, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Stoy, IL
- Average wind speed in April: 9.8mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in April
Stoy, IL
- Average humidity in April: 77%
The months with the highest relative humidity are July and August (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Stoy, IL
- Average rainfall in April: 4.13"
The wettest month (with the highest rainfall) is April (4.13").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in April
Stoy, IL
- Average rainfall days in April: 14.5 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in April
Stoy, IL
- Average snowfall in April: 0.12"
The month with the highest snowfall is January (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Stoy, IL
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Stoy, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Stoy, IL
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in April
Stoy, IL
- Average UV index in April: 4
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
Stoy, IL
- Average cloud cover in April: 44
The months with the most cloud cover are January and February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Stoy, 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).
Stoy, Illinois, USA
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