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 shift into May brings a slight increase in the average high-temperature, moving from a pleasant 71.2°F (21.8°C) in April to a moderately hot 79.3°F (26.3°C). In May, the temperature drops to an average of 59.4°F (15.2°C) at night.Humidity
The months with the highest humidity are May and December, with an average relative humidity of 75%.Rainfall
In Mount Holly, in May, it is raining for 16.8 days, with typically 2.76" (70mm) of accumulated precipitation. Throughout the year, there are 155.8 rainfall days, and 30.98" (787mm) of precipitation is accumulated.Snowfall
In Mount Holly, snow does not fall in April through November.Daylight
The average length of the day in May is 14h and 2min.On the first day of May, sunrise is at 6:31 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:33 pm EDT.
Sunshine
The average sunshine in May is 9.7h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 6 during May translates into the following guidance:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What are the most humid months?
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 Mount Holly have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Mount Holly have in May?
What is the month with the highest UV index?
What is the UV index reading in May?
Average temperature in May
Mount Holly, NC
- Average high temperature in May: 79.3°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in May: 59.4°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).
Average pressure in May
Mount Holly, NC
- 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
Mount Holly, NC
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in May
Mount Holly, NC
- Average humidity in May: 75%
The months with the highest relative humidity are May and December (75%).
The months with the lowest relative humidity are June and July (70%).
Average rainfall in May
Mount Holly, NC
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is October (1.97").
Average rainfall days in May
Mount Holly, NC
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in May
Mount Holly, NC
- Average snowfall in May: 0"
The month with the highest snowfall is December (1.97").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Mount Holly, NC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.6 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
Mount Holly, NC
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in May: 9h and 4min
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
Mount Holly, NC
- Average sunshine days in May: 12.4 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (11 days).
Average UV index in May
Mount Holly, NC
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in May
Mount Holly, NC
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in May
Mount Holly, NC
- 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).
Mount Holly, North Carolina, USA
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