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 onset of May marks a slight increase in the average high-temperature, moving from 73.6°F (23.1°C) in April to a still moderately hot 81.1°F (27.3°C). In the month of May, Gaines Crossroads records a consistent average low-temperature of 61°F (16.1°C).Heat index
The heat index in May is computed to be a hot 86°F (30°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.In terms of the heat index, values are set with light wind and shade conditions in mind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the result of factoring in humidity to the air temperature, indicating 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. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
In May, the average relative humidity is 74%.Rainfall
In Gaines Crossroads, in May, it is raining for 14.2 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, there are 146 rainfall days, and 28.31" (719mm) of precipitation is accumulated.Snowfall
April through December are months without snowfall.Daylight
In May, the average length of the day is 13h and 57min.On the first day of May, sunrise is at 6:38 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:34 pm EDT.
Sunshine
The average sunshine in May is 9.8h.UV index
The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.Note: In May, a regular UV index of 6 translates into these guidelines:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How many days does it rain in May in Gaines Crossroads?
When it does not snow?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Gaines Crossroads have in May?
What is the UV index reading in May in Gaines Crossroads?
Average temperature in May
Gaines Crossroads, SC
- Average high temperature in May: 81.1°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (51.8°F).
- Average low temperature in May: 61°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in May
Gaines Crossroads, SC
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Gaines Crossroads, SC
- Average wind speed in May: 6.2mph
The windiest months (with the highest average wind speed) are February and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in May
Gaines Crossroads, SC
- Average humidity in May: 74%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Gaines Crossroads, SC
- Average rainfall in May: 2.68"
The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in May
Gaines Crossroads, SC
- Average rainfall days in May: 14.2 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is October (8.3 days).
Average snowfall in May
Gaines Crossroads, SC
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in May
Gaines Crossroads, SC
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (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
Gaines Crossroads, SC
- Average daylight in May: 13h and 5min
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: 9h and 5min
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 18min).
Average sunshine days in May
Gaines Crossroads, SC
- Average sunshine days in May: 14.3 days
The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in May
Gaines Crossroads, SC
- Average UV index in May: 6
The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Gaines Crossroads, SC
- Average cloud cover in May: 35
The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June and October (Cloud cover 29).
Average visibility in May
Gaines Crossroads, 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).
Gaines Crossroads, South Carolina, USA
Weather forecast for your location
2. Allow the app to use your location