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 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 start of April brings a subtle rise in the average high-temperature, moving from a refreshing 64.4°F (18°C) in March to a pleasant 71.4°F (21.9°C). Throughout April, the average low-temperature records at a refreshing 61.9°F (16.6°C).Humidity
In April, the average relative humidity is 75%.Rainfall
In Kiawah Island, during April, the rain falls for 8.8 days and regularly aggregates up to 0.71" (18mm) of precipitation. Throughout the year, there are 113.3 rainfall days, and 10" (254mm) of precipitation is accumulated.Snowfall
February through November are months without snowfall.Daylight
The average length of the day in April is 13h and 1min.On the first day of the month, sunrise is at 7:07 am and sunset at 7:40 pm. On the last day of April, sunrise is at 6:33 am and sunset at 8:01 pm EDT.
Sunshine
In April, the average sunshine is 10h.UV index
The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 6 in April translates into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
When it does not snow?
How many hours of daylight does Kiawah Island have in April?
When is the sunrise / sunset in April in Kiawah Island?
How many hours of sunshine does Kiawah Island have in April?
What is the UV index reading in April?
Average temperature in April
Kiawah Island, SC
- Average high temperature in April: 71.4°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (57°F).
- Average low temperature in April: 61.9°F
The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).
Average pressure in April
Kiawah Island, SC
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in April
Kiawah Island, SC
- Average wind speed in April: 10.7mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in April
Kiawah Island, SC
- Average humidity in April: 75%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January, March and October (73%).
Average rainfall in April
Kiawah Island, SC
- Average rainfall in April: 0.71"
The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.24").
Average rainfall days in April
Kiawah Island, SC
- Average rainfall days in April: 8.8 days
The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (5.2 days).
Average snowfall days in April
Kiawah Island, SC
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Kiawah Island, SC
- Average daylight in April: 13h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in April: 10h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in April
Kiawah Island, SC
- Average sunshine days in April: 20 days
The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is August (8.5 days).
Average UV index in April
Kiawah Island, SC
- Average UV index in April: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in April
Kiawah Island, SC
- Average cloud cover in April: 27
The month with the most cloud cover is December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 25).
Average visibility in April
Kiawah Island, SC
- 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).
Kiawah Island, South Carolina, USA
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