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
Roan Mountain in May denotes a subtle temperature transition, adjusting from an average high of a comfortable 61.3°F (16.3°C) in April to an agreeable 69.6°F (20.9°C). Throughout the month of May, the nighttime temperature dips to an average of 50.7°F (10.4°C).Humidity
February, March, May and December, with an average relative humidity of 80%, are the most humid months.Rainfall
In May, the rain falls for 19 days. Throughout May, 2.72" (69mm) of precipitation is accumulated. In Roan Mountain, during the entire year, the rain falls for 178 days and collects up to 24.96" (634mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.7 snowfall days, in May, Roan Mountain aggregates 0.47" (12mm) of snow. In Roan Mountain, during the entire year, snow falls for 46.4 days and aggregates up to 22.01" (559mm) of snow.Daylight
In May, the average length of the day is 14h and 6min.On the first day of May, sunrise is at 6:34 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:39 pm EDT.
Sunshine
In May, the average sunshine is 9.4h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 5 during May translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Roan Mountain in May?
What are the most humid months?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Roan Mountain have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the month with the highest UV index in Roan Mountain?
What is the UV index reading in May?
Average temperature in May
Roan Mountain, TN
- Average high temperature in May: 69.6°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in May
Roan Mountain, TN
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in May
Roan Mountain, TN
- Average wind speed in May: 5.4mph
The windiest months (with the highest average wind speed) are January and February (7.1mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in May
Roan Mountain, TN
- Average humidity in May: 80%
The months with the highest relative humidity are February, March, May and December (80%).
The months with the lowest relative humidity are June and November (77%).
Average rainfall in May
Roan Mountain, TN
- Average rainfall in May: 2.72"
The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in May
Roan Mountain, TN
- Average rainfall days in May: 19 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in May
Roan Mountain, TN
- Average snowfall in May: 0.47"
The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Roan Mountain, TN
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Roan Mountain, TN
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in May
Roan Mountain, TN
- Average sunshine days in May: 9.3 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is July (9 days).
Average UV index in May
Roan Mountain, TN
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Roan Mountain, TN
- Average cloud cover in May: 42
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 35).
Average visibility in May
Roan Mountain, TN
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Roan Mountain, Tennessee, USA
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