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
A shift in the average high-temperature is noticeable in April, changing from a chilly 43.3°F (6.3°C) in March to a cool 55°F (12.8°C). Throughout April, Apple River witnesses a nighttime temperature average of 38.5°F (3.6°C).Humidity
April, October and November, with an average relative humidity of 77%, are the least humid months.Rainfall
In Apple River, in April, it is raining for 14.7 days, with typically 2.48" (63mm) of accumulated precipitation. In Apple River, during the entire year, the rain falls for 140.7 days and collects up to 24.09" (612mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows in Apple River. During 2.7 snowfall days, in April, Apple River aggregates 0.75" (19mm) of snow. In Apple River, Illinois, during the entire year, snow falls for 49.5 days and aggregates up to 14.76" (375mm) of snow.Daylight
The average length of the day in April is 13h and 25min.On the first day of the month, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of April, sunrise is at 5:55 am and sunset at 7:59 pm CDT.
Sunshine
In April, the average sunshine in Apple River is 7.1h.UV index
In Apple River, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 4 in April translates into these instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. 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
What is the temperature in April in Apple River?
What is the least humid month in Apple River?
What is the average humidity in April in Apple River?
How much does it rain in Apple River in April?
What is the last month it snows in Apple River?
What is the average length of the day in April in Apple River?
When is the sunrise / sunset in April in Apple River?
How long on average sun shines in April in Apple River?
How high is the UV index in April in Apple River?
Average temperature in April
Apple River, IL
- Average high temperature in April: 55°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in April: 38.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in April
Apple River, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Apple River, IL
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in April
Apple River, IL
- Average humidity in April: 77%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall in April
Apple River, IL
- Average rainfall in April: 2.48"
The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in April
Apple River, IL
- Average rainfall days in April: 14.7 days
The months with the highest number of rainy days are May and June (17.8 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in April
Apple River, IL
- Average snowfall in April: 0.75"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Apple River, IL
- Average snowfall days in April: 2.7 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Apple River, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in April
Apple River, IL
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in April
Apple River, IL
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Apple River, IL
- Average cloud cover in April: 52
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in April
Apple River, IL
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Apple River, Illinois, USA
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