May weather forecastHighland Hills, TN
May
Weather in May
May, the last month of the spring in Highland Hills, is a moderately hot month, with an average temperature varying between 77.5°F (25.3°C) and 55.6°F (13.1°C).Temperature
May's onset witnesses a shift in the average high-temperature, moving from an agreeable 68.5°F (20.3°C) in April to a moderately hot 77.5°F (25.3°C). Throughout May nights, a significant departure from daytime temperatures, with an average low of 55.6°F (13.1°C), is recognized.Humidity
In May, the average relative humidity is 76%.Rainfall
In Highland Hills, during May, the rain falls for 10.6 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 117.7 rainfall days, and 11.34" (288mm) of precipitation is accumulated.Snowfall
In Highland Hills, snow does not fall in April through September.Daylight
In Highland Hills, the average length of the day in May is 14h and 4min.On the first day of May, sunrise is at 6:43 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:47 pm EDT.
Sunshine
The average sunshine in May is 10.1h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 6 suggests this advice:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Highland Hills, TN
- Average high temperature in May: 77.5°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in May: 55.6°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in May
Highland Hills, 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
Highland Hills, TN
- Average wind speed in May: 4.8mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in May
Highland Hills, TN
- Average humidity in May: 76%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in May
Highland Hills, TN
- Average rainfall in May: 0.87"
The wettest month (with the highest rainfall) is February (1.3").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in May
Highland Hills, TN
- Average rainfall days in May: 10.6 days
The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in May
Highland Hills, TN
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in May
Highland Hills, TN
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (3.7 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
Highland Hills, TN
- Average daylight in May: 14h and 6min
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: 10h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in May
Highland Hills, TN
- Average sunshine days in May: 17.2 days
The month with the most sunshine days is October (21.5 days).
The months with the least sunshine days are February and July (15.9 days).
Average UV index in May
Highland Hills, 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
Highland Hills, TN
- Average cloud cover in May: 33
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in May
Highland Hills, TN
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





