May weather forecast
Byington, TN

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Weather in May

The last month of the spring, May, is a warm month in Byington, Tennessee, with an average temperature fluctuating between 77.9°F (25.5°C) and 55.8°F (13.2°C).

Temperature

May marks a minor ascent in the average high-temperature, adjusting from April's pleasant 69.1°F (20.6°C) to a warm 77.9°F (25.5°C). The average low-temperature reading in May for Byington reflects a significant fall from the daytime highs, stabilizing at a mild 55.8°F (13.2°C).

Humidity

In Byington, the average relative humidity in May is 75%.

Rainfall

In Byington, in May, it is raining for 16.9 days, with typically 2.72" (69mm) of accumulated precipitation. In Byington, during the entire year, the rain falls for 177.6 days and collects up to 37.91" (963mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Byington, the average length of the day in May is 14h and 5min.
On the first day of the month, sunrise is at 6:42 am and sunset at 8:24 pm. On the last day of May, sunrise is at 6:21 am and sunset at 8:47 pm EDT.

Sunshine

In Byington, the average sunshine in May is 10.1h.

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 health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

In Byington, in May, the average high-temperature is 77.9°F (25.5°C), and the average low-temperature is 55.8°F (13.2°C).

What is the average humidity in May?

In May, the average relative humidity is 75%.

How much does it rain in May?

In May, the rain falls for 16.9 days. Throughout May, 2.72" (69mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

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

What is the average length of the day in May in Byington?

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

When is the sunrise / sunset in May in Byington?

On the first day of May, sunrise is at 6:42 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:47 pm EDT.

How many hours of sunshine does Byington have in May?

In Byington, the average sunshine duration in May is 10.1h.

When is the highest UV index?

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

What is the UV index intensity in May?

In Byington, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
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
Byington, TN

Average temperature in May - Byington, TN
  • Average high temperature in May: 77.9°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in May: 55.8°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in May
Byington, TN

Average pressure in May - Byington, 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
Byington, TN

Average wind speed in May - Byington, TN
  • Average wind speed in May: 4.8mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in May
Byington, TN

Average humidity in May - Byington, TN
  • Average humidity in May: 75%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

Average rainfall in May
Byington, TN

Average rainfall in May - Byington, TN
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is February (4.33").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in May
Byington, TN

Average rainfall days in May - Byington, TN
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in May
Byington, TN

Average snowfall in May - Byington, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Byington, TN

Average snowfall days in May - Byington, TN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5.5 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
Byington, TN

Average daylight in May / Average sunshine in May - Byington, 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: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in May
Byington, TN

Average sunshine days in May - Byington, TN
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in May
Byington, TN

Average UV index in May - Byington, 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
Byington, TN

Average cloud cover in May - Byington, TN
  • Average cloud cover in May: 33

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in May
Byington, TN

Average visibility in May - Byington, TN
  • Average visibility in May: 6mi

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

Byington, Tennessee, USA

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