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
In Wonder Lake, the average high-temperature in April rises, from a frosty 42.8°F (6°C) in March, to a fresh 54.3°F (12.4°C). Wonder Lake's nights in April experience an average temperature drop to a wintry 38.3°F (3.5°C).Humidity
In Wonder Lake, Illinois, the average relative humidity in April is 77%.Rainfall
In April, the rain falls for 16.8 days. Throughout April, 3.46" (88mm) of precipitation is accumulated. In Wonder Lake, during the entire year, the rain falls for 152.4 days and collects up to 28.07" (713mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Wonder Lake, Illinois, in April, during 2.2 snowfall days, 1.54" (39mm) of snow is typically accumulated. In Wonder Lake, Illinois, during the entire year, snow falls for 49 days and aggregates up to 16.5" (419mm) of snow.Daylight
The average length of the day in April is 13h and 24min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:19 pm. On the last day of April, sunrise is at 5:48 am and sunset at 7:52 pm CDT.
Sunshine
In April, the average sunshine is 7.5h.UV index
In Wonder Lake, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In April, a daily UV index of 3 turns into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Boost your sun resistance with garments that are densely woven yet spacious. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April in Wonder Lake?
How many days does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Wonder Lake, IL
- Average high temperature in April: 54.3°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in April: 38.3°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in April
Wonder Lake, 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
Wonder Lake, IL
- Average wind speed in April: 9.8mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in April
Wonder Lake, IL
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall in April
Wonder Lake, IL
- Average rainfall in April: 3.46"
The wettest month (with the highest rainfall) is June (3.58").
The driest month (with the least rainfall) is December (1.34").
Average rainfall days in April
Wonder Lake, IL
- Average rainfall days in April: 16.8 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in April
Wonder Lake, IL
- Average snowfall in April: 1.54"
The month with the highest snowfall is January (5.16").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Wonder Lake, IL
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Wonder Lake, 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 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Wonder Lake, IL
- Average sunshine days in April: 10.5 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in April
Wonder Lake, IL
- Average UV index in April: 3
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Wonder Lake, IL
- Average cloud cover in April: 50
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in April
Wonder Lake, IL
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Wonder Lake, Illinois, USA
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