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 shift from March to April sees an increase in the average high-temperature, transitioning from a chilly 42.8°F (6°C) to a fresh 54.3°F (12.4°C). In McCullom Lake, April nights cool down to an average of 38.3°F (3.5°C).Humidity
The average relative humidity in April is 77%.Rainfall
In April, in McCullom Lake, the rain falls for 16.8 days. Throughout April, 3.46" (88mm) of precipitation is accumulated. Throughout the year, there are 152.4 rainfall days, and 28.07" (713mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in McCullom Lake. In McCullom Lake, in April, snow falls for 2.2 days, with typically accumulated 1.54" (39mm) of snow. In McCullom Lake, 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 April, sunrise is at 6:34 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:52 pm CDT.
Sunshine
The average sunshine in April is 7.5h.UV index
In McCullom Lake, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A typical high UV index of 3 in April suggests the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Stay sun-safe with clothing that is both closely woven and worn loosely. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average April temperature in McCullom Lake?
What is the average humidity in April in McCullom Lake?
How much does it rain in McCullom Lake in April?
How many days does it snow in April in McCullom Lake?
How many hours of daylight does McCullom Lake have in April?
When is the sunrise / sunset in April in McCullom Lake?
How many hours of sunshine does McCullom Lake have in April?
What is the UV index reading in April in McCullom Lake?
Average temperature in April
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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
McCullom 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).
McCullom Lake, Illinois, USA
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