Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
With the onset of May, the average high-temperature subtly transitions from 75.4°F (24.1°C) in April to a still moderately hot 82°F (27.8°C). May brings an average low-temperature of 63.7°F (17.6°C) to Ridgeville.Heat index
The heat index value for May is appraised at a hot 87.8°F (31°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.When referencing the heat index, its values are suitable for shady environments and light breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
The average relative humidity in May is 76%.Rainfall
In May, the rain falls for 12.3 days. Throughout May, 1.02" (26mm) of precipitation is accumulated. In Ridgeville, during the entire year, the rain falls for 126.8 days and collects up to 13.19" (335mm) of precipitation.Snowfall
March through December are months without snowfall.Daylight
The average length of the day in May is 13h and 53min.On the first day of May, sunrise is at 6:32 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:24 pm EDT.
Sunshine
In Ridgeville, the average sunshine in May is 10h.UV index
In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 6 during May translates into these guidelines:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How much does it rain in May?
When it does not snow in Ridgeville?
How many hours of daylight does Ridgeville have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Ridgeville have in May?
How high is the UV index in May?
Average temperature in May
Ridgeville, SC
- Average high temperature in May: 82°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (55.9°F).
- Average low temperature in May: 63.7°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39°F).
Average pressure in May
Ridgeville, SC
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Ridgeville, SC
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Ridgeville, SC
- Average humidity in May: 76%
The months with the highest relative humidity are August, September and December (77%).
The month with the lowest relative humidity is January (72%).
Average rainfall in May
Ridgeville, SC
- Average rainfall in May: 1.02"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in May
Ridgeville, SC
- Average rainfall days in May: 12.3 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is November (5.3 days).
Average snowfall in May
Ridgeville, SC
- Average snowfall in May: 0"
The months with the highest snowfall are January and February (0.04").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Ridgeville, SC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Ridgeville, SC
- Average daylight in May: 13h and 5min
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 May: 10h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in May
Ridgeville, SC
- Average sunshine days in May: 15.9 days
The month with the most sunshine days is October (23.1 days).
The month with the least sunshine days is August (10.2 days).
Average UV index in May
Ridgeville, SC
- Average UV index in May: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in May
Ridgeville, SC
- Average cloud cover in May: 35
The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in May
Ridgeville, SC
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Ridgeville, South Carolina, USA
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