May weather forecast
Thornton Gap, KY

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Weather in May

May, the last month of the spring in Thornton Gap, is a warm month, with temperature in the range of an average high of 74.1°F (23.4°C) and an average low of 52.9°F (11.6°C).

Temperature

The shift into May is marked by a rise in the average high-temperature, moving from April's enjoyable 64.9°F (18.3°C) to a warm 74.1°F (23.4°C). May's average low-temperature reading settles at a cool 52.9°F (11.6°C).

Humidity

In May, the average relative humidity in Thornton Gap is 79%.

Rainfall

In Thornton Gap, in May, during 20.8 rainfall days, 3.86" (98mm) of precipitation is typically accumulated. In Thornton Gap, during the entire year, the rain falls for 195.8 days and collects up to 40.35" (1025mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Thornton Gap aggregates 0.04" (1mm) of snow. Throughout the year, there are 38.6 snowfall days, and 19.29" (490mm) of snow is accumulated.

Daylight

In Thornton Gap, the average length of the day in May is 14h and 11min.
On the first day of May, sunrise is at 6:35 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:45 pm EDT.

Sunshine

In Thornton Gap, the average sunshine in May is 9h.

UV index

The months with the highest UV index are May, June and August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Thornton Gap?

An average high-temperature, in May, in Thornton Gap, is 74.1°F (23.4°C) and the average low-temperature is 52.9°F (11.6°C).

What is the average humidity in May?

In Thornton Gap, the average relative humidity in May is 79%.

How many days does it rain in May in Thornton Gap?

In Thornton Gap, during May, the rain falls for 20.8 days and regularly aggregates up to 3.86" (98mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Thornton Gap aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

In May, the average day length in Thornton Gap, Kentucky, is 14h and 11min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:35 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:45 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 9h.

What are the months with the highest UV index?

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

How high is the UV index 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Thornton Gap, KY

Average temperature in May - Thornton Gap, KY
  • Average high temperature in May: 74.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in May: 52.9°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

Average pressure in May
Thornton Gap, KY

Average pressure in May - Thornton Gap, KY
  • 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 (29.99"Hg).

Average wind speed in May
Thornton Gap, KY

Average wind speed in May - Thornton Gap, KY
  • Average wind speed in May: 5.5mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in May
Thornton Gap, KY

Average humidity in May - Thornton Gap, KY
  • Average humidity in May: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is November (76%).

Average rainfall in May
Thornton Gap, KY

Average rainfall in May - Thornton Gap, KY
  • Average rainfall in May: 3.86"

The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (2.48").

Average rainfall days in May
Thornton Gap, KY

Average rainfall days in May - Thornton Gap, KY
  • Average rainfall days in May: 20.8 days

The months with the highest number of rainy days are May and July (20.8 days).
The month with the least rainy days is February (12.6 days).

Average snowfall in May
Thornton Gap, KY

Average snowfall in May - Thornton Gap, KY
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (5").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Thornton Gap, KY

Average snowfall days in May - Thornton Gap, KY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Thornton Gap, KY

Average daylight in May / Average sunshine in May - Thornton Gap, KY
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in May
Thornton Gap, KY

Average sunshine days in May - Thornton Gap, KY
  • Average sunshine days in May: 8 days

The month with the most sunshine days is November (15.1 days).
The month with the least sunshine days is May (8 days).

Average UV index in May
Thornton Gap, KY

Average UV index in May - Thornton Gap, KY
  • Average UV index in May: 6

The months with the highest UV index are May, June and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Thornton Gap, KY

Average cloud cover in May - Thornton Gap, KY
  • Average cloud cover in May: 43

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May
Thornton Gap, KY

Average visibility in May - Thornton Gap, KY
  • Average visibility in May: 5mi

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

Thornton Gap, Kentucky, USA

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