May weather forecastJacktown, TN
May
Weather in May
The last month of the spring, May, is a warm month in Jacktown, Tennessee, with an average temperature ranging between max 77.5°F (25.3°C) and min 56.3°F (13.5°C).Temperature
As May sets, the average high-temperature shows a slight increase, moving up from an agreeable 68.9°F (20.5°C) in April to a warm 77.5°F (25.3°C). Jacktown observes an average nighttime low-temperature of 56.3°F (13.5°C) during the month of May.Humidity
In May, the average relative humidity is 77%.Rainfall
In Jacktown, in May, during 16.8 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Jacktown, during the entire year, the rain falls for 170.1 days and collects up to 33.23" (844mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in May is 14h and 2min.On the first day of May in Jacktown, sunrise is at 6:44 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:46 pm EDT.
Sunshine
In Jacktown, the average sunshine in May is 10h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average maximum UV index of 6 in May leads to these recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Jacktown, TN
- Average high temperature in May: 77.5°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in May: 56.3°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in May
Jacktown, 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
Jacktown, TN
- Average wind speed in May: 5.2mph
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
Jacktown, TN
- Average humidity in May: 77%
The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are August, October and November (75%).
Average rainfall in May
Jacktown, TN
- Average rainfall in May: 2.6"
The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (1.89").
Average rainfall days in May
Jacktown, TN
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in May
Jacktown, TN
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Jacktown, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.6 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
Jacktown, 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: 10h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).
Average sunshine days in May
Jacktown, TN
- Average sunshine days in May: 12.2 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in May
Jacktown, 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
Jacktown, 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 28).
Average visibility in May
Jacktown, TN
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).





