May weather forecastWaynesboro, TN
May
Weather in May
May, the last month of the spring in Waynesboro, is a moderately hot month, with an average temperature fluctuating between 78.4°F (25.8°C) and 59.4°F (15.2°C).Temperature
The arrival of May witnesses a small shift in the average high-temperature, moving from a pleasant 70°F (21.1°C) in April to a warm 78.4°F (25.8°C). During May, Waynesboro sees a mean low-temperature of 59.4°F (15.2°C).Humidity
In May, the average relative humidity is 77%.Rainfall
In Waynesboro, in May, it is raining for 17.3 days, with typically 3.23" (82mm) of accumulated precipitation. In Waynesboro, during the entire year, the rain falls for 178.9 days and collects up to 41.57" (1056mm) of precipitation.Snowfall
In Waynesboro, snow does not fall in May through September.Daylight
In Waynesboro, the average length of the day in May is 14h and 2min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:37 pm. On the last day of May, sunrise is at 5:37 am and sunset at 8:00 pm CDT.
Sunshine
The average sunshine in May is 9.4h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 6 in May transforms into this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Waynesboro, TN
- Average high temperature in May: 78.4°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (45.7°F).
- Average low temperature in May: 59.4°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in May
Waynesboro, TN
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in May
Waynesboro, TN
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in May
Waynesboro, TN
- Average humidity in May: 77%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in May
Waynesboro, TN
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is February (4.84").
The driest months (with the least rainfall) are September and November (2.52").
Average rainfall days in May
Waynesboro, TN
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in May
Waynesboro, TN
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Waynesboro, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (3.4 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
Waynesboro, 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 24min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Waynesboro, TN
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in May
Waynesboro, TN
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in May
Waynesboro, TN
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in May
Waynesboro, TN
- Average visibility in May: 5mi
The months with the highest visibility are February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, May and July (5mi).





