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
As April transitions into May, a subtle temperature shift is observed, with average highs adjusting from an agreeable 70.3°F (21.3°C) to a moderately hot 78.1°F (25.6°C). Simpson in May experiences a low-temperature average of 60.4°F (15.8°C).Humidity
May, July through September, with an average relative humidity of 79%, are the most humid months.Rainfall
In Simpson, during May, the rain falls for 16.7 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 165.6 rainfall days, and 33.94" (862mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In Simpson, the average length of the day in May is 14h and 4min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:55 pm. On the last day of May, sunrise is at 5:54 am and sunset at 8:19 pm EDT.
Sunshine
The average sunshine in May in Simpson is 9.6h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 6 in May translates into the following instructions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. 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 average May temperature?
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?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Simpson have in May?
What are the months with the highest UV index?
How high is the UV index in May?
Average temperature in May
Simpson, NC
- Average high temperature in May: 78.1°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (48.9°F).
- Average low temperature in May: 60.4°F
The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in May
Simpson, NC
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Simpson, NC
- Average wind speed in May: 7.5mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in May
Simpson, NC
- Average humidity in May: 79%
The months with the highest relative humidity are May, July, August and September (79%).
The month with the lowest relative humidity is January (74%).
Average rainfall in May
Simpson, NC
- Average rainfall in May: 3.19"
The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in May
Simpson, NC
- Average rainfall days in May: 16.7 days
The month with the highest number of rainy days is July (19.6 days).
The months with the least rainy days are October and November (9.4 days).
Average snowfall in May
Simpson, NC
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in May
Simpson, NC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Simpson, NC
- Average daylight in May: 14h and 1min
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 June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in May
Simpson, NC
- Average sunshine days in May: 11.9 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in May
Simpson, NC
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Simpson, NC
- Average cloud cover in May: 38
The months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in May
Simpson, NC
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Simpson, North Carolina, USA
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