April weather forecastCarterville, MO
April
Weather in April
April in Carterville, Missouri, is a comfortable spring month, with an average temperature ranging between max 67.3°F (19.6°C) and min 48.4°F (9.1°C).Temperature
With the arrival of April, the average high-temperature transitions from a moderate 57.7°F (14.3°C) in March to a comfortable 67.3°F (19.6°C). During April, the nighttime temperature averages to a frosty 48.4°F (9.1°C).Humidity
The average relative humidity in April is 74%.Rainfall
In April, the rain falls for 14.8 days. Throughout April, 3.39" (86mm) of precipitation is accumulated. In Carterville, during the entire year, the rain falls for 143.4 days and collects up to 32.01" (813mm) of precipitation.Snowfall
April, June through October are months without snowfall.Daylight
In April, the average length of the day is 13h and 11min.On the first day of the month, sunrise is at 7:02 am and sunset at 7:40 pm. On the last day of April, sunrise is at 6:23 am and sunset at 8:06 pm CDT.
Sunshine
The average sunshine in April is 8.3h.UV index
In Carterville, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 5 during April translates into the following directions:
Take precautions - Protection against sunburn is recommended. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Carterville, MO
- Average high temperature in April: 67.3°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in April: 48.4°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 (27.3°F).
Average pressure in April
Carterville, MO
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Carterville, MO
- Average wind speed in April: 10.9mph
The windiest months (with the highest average wind speed) are March and April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in April
Carterville, MO
- Average humidity in April: 74%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Carterville, MO
- Average rainfall in April: 3.39"
The wettest month (with the highest rainfall) is May (5.04").
The driest month (with the least rainfall) is February (1.54").
Average rainfall days in April
Carterville, MO
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (16.8 days).
The months with the least rainy days are January and December (6.8 days).
Average snowfall in April
Carterville, MO
- Average snowfall in April: 0"
The month with the highest snowfall is February (2.44").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in April
Carterville, MO
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Carterville, MO
- Average daylight in April: 13h and 12min
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 18min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in April
Carterville, MO
- Average sunshine days in April: 14.1 days
The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is May (12.2 days).
Average UV index in April
Carterville, MO
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Carterville, MO
- Average cloud cover in April: 41
The months with the most cloud cover are February and March (Cloud cover 45).
The months with the least cloud cover are June, July and August (Cloud cover 25).
Average visibility in April
Carterville, MO
- 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).





