May weather forecastGray, TN
May
Weather in May
May, the last month of the spring in Gray, is a warm month, with an average temperature fluctuating between 52.9°F (11.6°C) and 75.2°F (24°C).Temperature
In May, the average high-temperature marginally rises from a refreshing 66.6°F (19.2°C) in April to a warm 75.2°F (24°C). Gray records a significant temperature drop in May nights, lowering to an average of 52.9°F (11.6°C).Humidity
In Gray, the average relative humidity in May is 76%.Rainfall
In May, the rain falls for 18 days. Throughout May, 2.56" (65mm) of precipitation is accumulated. In Gray, during the entire year, the rain falls for 157.8 days and collects up to 27.2" (691mm) of precipitation.Snowfall
In Gray, Tennessee, snow does not fall in May through September.Daylight
The average length of the day in May is 14h and 7min.On the first day of May, sunrise is at 6:35 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:42 pm EDT.
Sunshine
In May, the average sunshine is 9.9h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 6 during May morphs into the following directions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Gray, TN
- Average high temperature in May: 75.2°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in May: 52.9°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in May
Gray, 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
Gray, TN
- Average wind speed in May: 5.4mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in May
Gray, TN
- Average humidity in May: 76%
The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August and November (74%).
Average rainfall in May
Gray, TN
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is September (1.06").
Average rainfall days in May
Gray, TN
- Average rainfall days in May: 18 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in May
Gray, TN
- Average snowfall in May: 0"
The month with the highest snowfall is December (3.31").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Gray, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Gray, TN
- Average daylight in May: 14h and 6min
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 54min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in May
Gray, TN
- Average sunshine days in May: 10.6 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in May
Gray, TN
- 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, February and December (UV index 2).
Average cloud cover in May
Gray, TN
- Average cloud cover in May: 35
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Gray, TN
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





