April weather forecastSugar Grove, IL
April
Weather in April
April in Sugar Grove, Illinois, is a mild spring month, with an average temperature varying between 40.1°F (4.5°C) and 57°F (13.9°C).Temperature
April's onset brings a temperature rise, moving from a frosty 45.5°F (7.5°C) in March to a moderate 57°F (13.9°C). Sugar Grove encounters a steady low-temperature average of 40.1°F (4.5°C) throughout the month of April.Humidity
The average relative humidity in April is 76%.Rainfall
In April, the rain falls for 17.3 days. Throughout April, 3.54" (90mm) of precipitation is accumulated. In Sugar Grove, during the entire year, the rain falls for 156.4 days and collects up to 30.98" (787mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Sugar Grove, in April, snow falls for 1.7 days, with typically accumulated 1.42" (36mm) of snow. Throughout the year, there are 44.6 snowfall days, and 15.2" (386mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 22min.On the first day of April in Sugar Grove, sunrise is at 6:35 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 7:51 pm CDT.
Sunshine
The average sunshine in April is 7.5h.UV index
The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. 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
Average temperature in April
Sugar Grove, IL
- Average high temperature in April: 57°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in April: 40.1°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in April
Sugar Grove, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Sugar Grove, IL
- Average wind speed in April: 9.8mph
The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in April
Sugar Grove, IL
- Average humidity in April: 76%
The months with the highest relative humidity are January, July and August (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Sugar Grove, IL
- Average rainfall in April: 3.54"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is December (1.57").
Average rainfall days in April
Sugar Grove, IL
- Average rainfall days in April: 17.3 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (6 days).
Average snowfall in April
Sugar Grove, IL
- Average snowfall in April: 1.42"
The month with the highest snowfall is January (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Sugar Grove, IL
- Average snowfall days in April: 1.7 days
The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Sugar Grove, IL
- Average daylight in April: 13h and 24min
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 12min).
- Average sunshine in April: 7h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Sugar Grove, IL
- Average sunshine days in April: 10.3 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.3 days).
Average UV index in April
Sugar Grove, IL
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Sugar Grove, IL
- Average cloud cover in April: 50
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in April
Sugar Grove, 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).
