Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
May's arrival coincides with a marginal rise in the average high-temperature, moving from April's agreeable 68.9°F (20.5°C) to a warm 77.5°F (25.3°C). Harpeth throughout May, experiences an average nighttime temperature of 58.6°F (14.8°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In Harpeth, Tennessee, in May, it is raining for 15.2 days, with typically 1.42" (36mm) of accumulated precipitation. Throughout the year, there are 141.9 rainfall days, and 17.32" (440mm) of precipitation is accumulated.Snowfall
In Harpeth, snow does not fall in April through October.Daylight
The average length of the day in May is 14h and 4min.On the first day of the month, sunrise is at 5:54 am and sunset at 7:34 pm. On the last day of May, sunrise is at 5:32 am and sunset at 7:57 pm CDT.
Sunshine
In Harpeth, 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 reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Harpeth in May?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Harpeth have in May?
When is the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Harpeth, 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 (45.3°F).
- Average low temperature in May: 58.6°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in May
Harpeth, 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
Harpeth, TN
- Average wind speed in May: 6.2mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).
Average humidity in May
Harpeth, TN
- Average humidity in May: 78%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in May
Harpeth, TN
- Average rainfall in May: 1.42"
The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is November (0.94").
Average rainfall days in May
Harpeth, TN
- Average rainfall days in May: 15.2 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is November (7.2 days).
Average snowfall in May
Harpeth, TN
- Average snowfall in May: 0"
The months with the highest snowfall are February and December (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Harpeth, TN
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Harpeth, TN
- Average daylight in May: 14h and 1min
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 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Harpeth, TN
- Average sunshine days in May: 13.6 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in May
Harpeth, 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
Harpeth, TN
- Average cloud cover in May: 37
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in May
Harpeth, TN
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Harpeth, Tennessee, USA
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