May weather forecastErwin, NC
May
Weather in May
May, the last month of the spring in Erwin, is a warm month, with temperature in the range of an average high of 78.6°F (25.9°C) and an average low of 61.2°F (16.2°C).Temperature
With the onset of May, Erwin observes a minor temperature ascent, with the average high-temperature adjusting from April's agreeable 71.2°F (21.8°C) to a warm 78.6°F (25.9°C). Throughout May, Erwin registers a consistent average low-temperature of 61.2°F (16.2°C).Humidity
The months with the highest humidity are May, August and September, with an average relative humidity of 77%.Rainfall
In Erwin, in May, it is raining for 17.3 days, with typically 3.23" (82mm) of accumulated precipitation. In Erwin, North Carolina, during the entire year, the rain falls for 165.1 days and collects up to 32.91" (836mm) of precipitation.Snowfall
In Erwin, North Carolina, snow does not fall in April through October.Daylight
In Erwin, the average length of the day in May is 14h and 2min.On the first day of May, sunrise is at 6:22 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:23 pm EDT.
Sunshine
In Erwin, North Carolina, the average sunshine in May is 9.6h.UV index
In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In May, the average maximum UV index of 6 translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Erwin, NC
- Average high temperature in May: 78.6°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in May: 61.2°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 (34.3°F).
Average pressure in May
Erwin, NC
- Average pressure in May: 30.02"Hg
The months with the highest atmospheric pressure are November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in May
Erwin, NC
- Average wind speed in May: 7.3mph
The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Erwin, NC
- Average humidity in May: 77%
The months with the highest relative humidity are May, August and September (77%).
The months with the lowest relative humidity are January, March and November (73%).
Average rainfall in May
Erwin, NC
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in May
Erwin, NC
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in May
Erwin, NC
- 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 and October (0").
Average snowfall days in May
Erwin, NC
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (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
Erwin, 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 36min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in May
Erwin, NC
- Average sunshine days in May: 11.8 days
The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in May
Erwin, NC
- Average UV index in May: 6
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in May
Erwin, NC
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 31).
Average visibility in May
Erwin, 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).





