May weather forecastWatt Heights, TN
May
Weather in May
The last month of the spring, May, is a warm month in Watt Heights, Tennessee, with an average temperature ranging between min 56.8°F (13.8°C) and max 77.9°F (25.5°C).Temperature
May's onset brings a minor rise in the average high-temperature, moving from a pleasant 69.4°F (20.8°C) in April to a warm 77.9°F (25.5°C). Throughout May, Watt Heights encounters an average temperature drop to a mild 56.8°F (13.8°C).Humidity
The average relative humidity in May is 77%.Rainfall
In May, in Watt Heights, the rain falls for 14.5 days. Throughout May, 2.05" (52mm) of precipitation is accumulated. Throughout the year, in Watt Heights, there are 148 rainfall days, and 23.9" (607mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Watt Heights, the average length of the day in May is 14h and 2min.On the first day of the month, sunrise is at 6:46 am and sunset at 8:25 pm. On the last day of May, sunrise is at 6:25 am and sunset at 8:48 pm EDT.
Sunshine
The average sunshine in May is 9.9h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Watt Heights. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: A maximum high UV index of 6 in May translates into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Watt Heights, TN
- Average high temperature in May: 77.9°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (46.4°F).
- Average low temperature in May: 56.8°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in May
Watt Heights, TN
- Average pressure in May: 30.02"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in May
Watt Heights, TN
- Average wind speed in May: 5.1mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in May
Watt Heights, TN
- Average humidity in May: 77%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, September, October and November (75%).
Average rainfall in May
Watt Heights, TN
- Average rainfall in May: 2.05"
The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in May
Watt Heights, TN
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (7.3 days).
Average snowfall in May
Watt Heights, TN
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Watt Heights, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.7 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
Watt Heights, TN
- 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 54min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in May
Watt Heights, TN
- Average sunshine days in May: 14.1 days
The months with the most sunshine days are October and November (21.2 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in May
Watt Heights, 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
Watt Heights, TN
- Average cloud cover in May: 34
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in May
Watt Heights, TN
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, May and December (5mi).





