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
April's arrival brings a temperature shift, moving from a frosty 47.3°F (8.5°C) in March to a mild 59.5°F (15.3°C). During April, Union Hill witnesses a consistent average low-temperature of 43.5°F (6.4°C).Humidity
The average relative humidity in April is 74%.Rainfall
In Union Hill, Illinois, in April, during 14.7 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Union Hill, during the entire year, the rain falls for 142.1 days and collects up to 22.56" (573mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 1.4 snowfall days, in April, Union Hill aggregates 1.06" (27mm) of snow. In Union Hill, Illinois, during the entire year, snow falls for 39 days and aggregates up to 9.02" (229mm) of snow.Daylight
The average length of the day in April is 13h and 20min.On the first day of April in Union Hill, sunrise is at 6:34 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 7:48 pm CDT.
Sunshine
The average sunshine in April in Union Hill, Illinois, is 7.7h.UV index
In Union Hill, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 3 during April translates into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What is the average April temperature in Union Hill?
What is the average humidity in April in Union Hill?
How much does it rain in Union Hill in April?
What is the last month it snows in Union Hill?
What is the average length of the day in April in Union Hill?
When is the sunrise / sunset in April in Union Hill?
How many hours of sunshine does Union Hill have in April?
What is the UV index reading in April in Union Hill?
Average temperature in April
Union Hill, IL
- Average high temperature in April: 59.5°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in April: 43.5°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in April
Union Hill, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Union Hill, IL
- Average wind speed in April: 10.2mph
The windiest months (with the highest average wind speed) are January and April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in April
Union Hill, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Union Hill, IL
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is February (1.06").
Average rainfall days in April
Union Hill, IL
- Average rainfall days in April: 14.7 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (5 days).
Average snowfall in April
Union Hill, IL
- Average snowfall in April: 1.06"
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Union Hill, IL
- Average snowfall days in April: 1.4 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Union Hill, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 4min
The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Union Hill, IL
- Average sunshine days in April: 11.6 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in April
Union Hill, IL
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Union Hill, IL
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in April
Union Hill, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Union Hill, Illinois, USA
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