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 rise of average high-temperatures is seen in April, with an increase from a moderate 56.8°F (13.8°C) in March to an enjoyable 67.6°F (19.8°C). Nighttime temperatures in April average to a fresh 50.2°F (10.1°C).Humidity
In April, the average relative humidity in Cairo is 77%.Rainfall
The month with the most rainfall is April, when the rain falls for 15.2 days and typically aggregates up to 4.21" (107mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows in Cairo. During 0.3 snowfall days, in April, Cairo aggregates 0.08" (2mm) of snow. In Cairo, during the entire year, snow falls for 11.5 days and aggregates up to 4.88" (124mm) of snow.Daylight
The average length of the day in April is 13h and 10min.On the first day of April in Cairo, sunrise is at 6:41 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:45 pm CDT.
Sunshine
In April, the average sunshine in Cairo is 8.8h.UV index
The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 5 during April leads to these advisories:
Take precautions - Protection against sun damage is advised. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What is the temperature in April in Cairo?
What is the average humidity in April in Cairo?
What is the rainiest month in Cairo?
How much does it rain in Cairo in April?
What is the last month it snows in Cairo?
What is the average length of the day in April in Cairo?
When is the sunrise / sunset in April in Cairo?
How long on average sun shines in April in Cairo?
What is the UV index reading in April in Cairo?
Average temperature in April
Cairo, IL
- Average high temperature in April: 67.6°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.2°F).
- Average low temperature in April: 50.2°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in April
Cairo, IL
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Cairo, IL
- Average wind speed in April: 9mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in April
Cairo, IL
- Average humidity in April: 77%
The months with the highest relative humidity are February, March, May and December (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in April
Cairo, IL
- Average rainfall in April: 4.21"
The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in April
Cairo, IL
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in April
Cairo, IL
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Cairo, IL
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (3.8 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
Cairo, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Cairo, IL
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in April
Cairo, IL
- Average UV index in April: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Cairo, IL
- Average cloud cover in April: 40
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in April
Cairo, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Cairo, Illinois, USA
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