May weather forecastPeak, SC
May
Weather in May
The last month of the spring, May, is also a moderately hot month in Peak, South Carolina, with an average temperature ranging between min 62.6°F (17°C) and max 81°F (27.2°C).Temperature
A minor escalation in the average high-temperature is seen with the onset of May, moving from a moderately hot 73.4°F (23°C) in April to a still warm 81°F (27.2°C). Peak encounters an average low-temperature of 62.6°F (17°C) during May nights.Heat index
The average heat index in May is estimated at a hot 86°F (30°C). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.Realize that the values for the heat index are set for shaded places and light winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Humidity
In May, the average relative humidity is 74%.Rainfall
In Peak, in May, it is raining for 14.6 days, with typically 2.68" (68mm) of accumulated precipitation. In Peak, during the entire year, the rain falls for 147.8 days and collects up to 28.23" (717mm) of precipitation.Snowfall
In Peak, snow does not fall in April through November.Daylight
The average length of the day in May is 13h and 58min.On the first day of May, sunrise is at 6:34 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:31 pm EDT.
Sunshine
In Peak, the average sunshine in May is 10h.UV index
The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 6 in May transforms into the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Peak, SC
- Average high temperature in May: 81°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in May: 62.6°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (36.9°F).
Average pressure in May
Peak, SC
- Average pressure in May: 30.03"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Peak, SC
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Peak, SC
- Average humidity in May: 74%
The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Peak, SC
- Average rainfall in May: 2.68"
The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in May
Peak, SC
- Average rainfall days in May: 14.6 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is October (7.8 days).
Average snowfall in May
Peak, SC
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Peak, SC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in May /
Average sunshine in May
Peak, SC
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in May: 10h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in May
Peak, SC
- Average sunshine days in May: 14.7 days
The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in May
Peak, SC
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Peak, SC
- Average cloud cover in May: 33
The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).
Average visibility in May
Peak, SC
- Average visibility in May: 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).





