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
The arrival of May brings a soft temperature shift, with the average high-temperature nudging from a moderately hot 74.3°F (23.5°C) in April to a still warm 81.1°F (27.3°C). Branchville reports an average nighttime low-temperature of 63.7°F (17.6°C) in May.Heat index
Throughout May, the heat index is appraised at a hot 86°F (30°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.Know that the heat index computations account for shaded terrains and slight winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
The months with the highest humidity in Branchville are May, August, September and December, with an average relative humidity of 76%.Rainfall
In Branchville, in May, during 15.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, there are 158.3 rainfall days, and 31.93" (811mm) of precipitation is accumulated.Snowfall
In Branchville, snow does not fall in March through December.Daylight
The average length of the day in May is 13h and 53min.On the first day of the month, sunrise is at 6:34 am and sunset at 8:06 pm. On the last day of May, sunrise is at 6:14 am and sunset at 8:27 pm EDT.
Sunshine
In May, the average sunshine is 10h.UV index
The average daily maximum UV index in May in Branchville is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 6 in May translates into these instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Branchville in May?
What is the most humid month?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
How many hours of daylight does Branchville have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Branchville, SC
- Average high temperature in May: 81.1°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (54.5°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 (39.2°F).
Average pressure in May
Branchville, SC
- Average pressure in May: 30.02"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Branchville, SC
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Branchville, SC
- Average humidity in May: 76%
The months with the highest relative humidity are May, August, September and December (76%).
The month with the lowest relative humidity is January (70%).
Average rainfall in May
Branchville, SC
- Average rainfall in May: 2.8"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in May
Branchville, SC
- Average rainfall days in May: 15.6 days
The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in May
Branchville, SC
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Branchville, SC
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (0.3 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
Branchville, 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 30min).
Average sunshine days in May
Branchville, SC
- Average sunshine days in May: 13.4 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is August (7.3 days).
Average UV index in May
Branchville, SC
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in May
Branchville, SC
- Average cloud cover in May: 34
The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in May
Branchville, 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).
Branchville, South Carolina, USA
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