May weather forecastWestmoreland Heights, TN
May
Weather in May
The last month of the spring, May, is a moderately hot month in Westmoreland Heights, Tennessee, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 77.5°F (25.3°C).Temperature
May shows a rise in the average high-temperature, moving from April's pleasant 68.5°F (20.3°C) to a moderately hot 77.5°F (25.3°C). In stark contrast to the day's heat, the temperature in Westmoreland Heights dips to an average of 55.4°F (13°C) during May nights.Humidity
In May, the average relative humidity is 75%.Rainfall
In Westmoreland Heights, in May, it is raining for 13.9 days, with typically 1.38" (35mm) of accumulated precipitation. Throughout the year, in Westmoreland Heights, there are 149 rainfall days, and 18.74" (476mm) of precipitation is accumulated.Snowfall
In Westmoreland Heights, snow does not fall in April through September.Daylight
The average length of the day in May in Westmoreland Heights is 14h and 4min.On the first day of May, sunrise is at 6:43 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:46 pm EDT.
Sunshine
In May, the average sunshine in Westmoreland Heights is 10.2h.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 threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In May, a daily UV index of 6 turns into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Westmoreland Heights, TN
- Average high temperature in May: 77.5°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in May: 55.4°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 (29.5°F).
Average pressure in May
Westmoreland 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
Westmoreland Heights, TN
- Average wind speed in May: 4.8mph
The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in May
Westmoreland Heights, TN
- Average humidity in May: 75%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).
Average rainfall in May
Westmoreland Heights, TN
- Average rainfall in May: 1.38"
The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is October (1.18").
Average rainfall days in May
Westmoreland Heights, TN
- Average rainfall days in May: 13.9 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in May
Westmoreland Heights, TN
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in May
Westmoreland Heights, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.4 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
Westmoreland Heights, 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 12min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in May
Westmoreland Heights, TN
- Average sunshine days in May: 12.7 days
The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).
Average UV index in May
Westmoreland 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
Westmoreland Heights, TN
- Average cloud cover in May: 33
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in May
Westmoreland Heights, TN
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).





