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 change in high-temperatures, moving from a refreshing 56.3°F (13.5°C) in March to an enjoyable 67.1°F (19.5°C). Thebes observes an average nighttime low-temperature of 49.8°F (9.9°C) during the month of April.Humidity
In April, the average relative humidity is 77%.Rainfall
April is the month with the most rainfall. Rain falls for 15.3 days and accumulates 4.33" (110mm) of precipitation.Snowfall
Months with snowfall in Thebes are January through April, October through December. April is the last month it regularly snows in Thebes. During 0.1 snowfall days, in April, Thebes aggregates 0.04" (1mm) of snow. Throughout the year, in Thebes, there are 11.2 snowfall days, and 4.92" (125mm) of snow is accumulated.Daylight
In April, the average length of the day in Thebes is 13h and 11min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:20 pm. On the last day of April, sunrise is at 6:03 am and sunset at 7:46 pm CDT.
Sunshine
The average sunshine in April in Thebes, Illinois, is 8.7h.UV index
The average daily maximum UV index in April in Thebes is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 5 during April translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What are April temperatures in Thebes?
What is the average humidity in April in Thebes?
What is the rainiest month in Thebes?
How much does it rain in Thebes in April?
What is the last month it snows in Thebes?
What is the average length of the day in April in Thebes?
When are sunrise and sunset in April in Thebes?
How many hours of sunshine does Thebes have in April?
What is the UV index intensity in April in Thebes?
Average temperature in April
Thebes, IL
- Average high temperature in April: 67.1°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in April: 49.8°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in April
Thebes, 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
Thebes, IL
- Average wind speed in April: 8.9mph
The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in April
Thebes, IL
- Average humidity in April: 77%
The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in April
Thebes, IL
- Average rainfall in April: 4.33"
The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in April
Thebes, IL
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in April
Thebes, IL
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Thebes, IL
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is January (3.7 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
Thebes, 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 4min
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 48min).
Average sunshine days in April
Thebes, IL
- Average sunshine days in April: 13.1 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in April
Thebes, 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
Thebes, IL
- Average cloud cover in April: 40
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June, August and September (Cloud cover 27).
Average visibility in April
Thebes, 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).
Thebes, Illinois, USA
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