May weather forecast
Highland Forest, TN

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Weather in May

The last month of the spring, May, is a warm month in Highland Forest, Tennessee, with temperature in the range of an average low of 55.2°F (12.9°C) and an average high of 76.6°F (24.8°C).

Temperature

Highland Forest in May experiences a slight uptick in the average high-temperature, adjusting from April's pleasant 68°F (20°C) to a moderately hot 76.6°F (24.8°C). An average nighttime temperature of 55.2°F (12.9°C) is witnessed throughout May.

Humidity

The average relative humidity in May is 78%.

Rainfall

In May, the rain falls for 18 days. Throughout May, 3.03" (77mm) of precipitation is accumulated. In Highland Forest, during the entire year, the rain falls for 176.6 days and collects up to 39.41" (1001mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day is 14h and 5min.
On the first day of May, sunrise is at 6:45 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:49 pm EDT.

Sunshine

In Highland Forest, the average sunshine in May is 9.6h.

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 threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in May transforms into the following instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

In May, the average high-temperature and low-temperature are 76.6°F (24.8°C) and 55.2°F (12.9°C) respectively.

What is the average humidity in May?

In Highland Forest, the average relative humidity in May is 78%.

How many days does it rain in May?

In Highland Forest, in May, during 18 rainfall days, 3.03" (77mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

Does it snow in Highland Forest in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Highland Forest have in May?

In May, the average day length is 14h and 5min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:45 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:49 pm EDT.

How long on average sun shines in May?

In Highland Forest, the average sunshine duration in May is 9.6h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Highland Forest, TN

Average temperature in May - Highland Forest, TN
  • Average high temperature in May: 76.6°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in May: 55.2°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in May
Highland Forest, TN

Average pressure in May - Highland Forest, TN
  • Average pressure in May: 30.01"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 Forest, TN

Average wind speed in May - Highland Forest, TN
  • Average wind speed in May: 5.1mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in May
Highland Forest, TN

Average humidity in May - Highland Forest, TN
  • Average humidity in May: 78%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is November (76%).

Average rainfall in May
Highland Forest, TN

Average rainfall in May - Highland Forest, TN
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is July (4.29").
The driest month (with the least rainfall) is September (2.32").

Average rainfall days in May
Highland Forest, TN

Average rainfall days in May - Highland Forest, TN
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in May
Highland Forest, TN

Average snowfall in May - Highland Forest, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Highland Forest, TN

Average snowfall days in May - Highland Forest, TN
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Highland Forest, TN

Average daylight in May / Average sunshine in May - Highland Forest, TN
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 54min).

Average sunshine days in May
Highland Forest, TN

Average sunshine days in May - Highland Forest, TN
  • Average sunshine days in May: 11.3 days

The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in May
Highland Forest, TN

Average UV index in May - Highland Forest, 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 Forest, TN

Average cloud cover in May - Highland Forest, TN
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in May
Highland Forest, TN

Average visibility in May - Highland Forest, TN
  • Average visibility in May: 5mi

The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).

Highland Forest, Tennessee, USA

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