May weather forecast
Afton, TN

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Weather in May

The last month of the spring, May, is a moderately hot month in Afton, Tennessee, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 53.2°F (11.8°C).

Temperature

May signals a minor shift in the average high-temperature, moving from April's refreshing 66.4°F (19.1°C) to a moderately hot 74.8°F (23.8°C). Afton's average nighttime temperature descends significantly from the day's peak in May, settling at a fresh 53.2°F (11.8°C).

Humidity

In Afton, the average relative humidity in May is 77%.

Rainfall

In Afton, in May, it is raining for 19.5 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 188.6 rainfall days, and 32.87" (835mm) of precipitation is accumulated.

Snowfall

In Afton, snow does not fall in May through September.

Daylight

The average length of the day in May is 14h and 6min.
On the first day of May, sunrise is at 6:37 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:42 pm EDT.

Sunshine

In Afton, the average sunshine in May is 10h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, a regular UV index of 6 translates into these guidelines:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

What are May temperatures in Afton?

The high-temperature in Afton during May is 74.8°F (23.8°C) and the low-temperature is 53.2°F (11.8°C).

What is the average humidity in May in Afton?

The average relative humidity in May in Afton, Tennessee, is 77%.

How much does it rain in Afton in May?

In Afton, Tennessee, in May, during 19.5 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

When it does not snow in Afton?

May through September are months without snowfall in Afton, Tennessee.

Does it snow in Afton in May?

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

How many hours of daylight does Afton have in May?

In Afton, Tennessee, the average day length in May is 14h and 6min.

When is the sunrise / sunset in May in Afton?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:18 pm. On the last day of the month, in Afton, sunrise is at 6:15 am and sunset at 8:42 pm EDT.

How long on average sun shines in May in Afton?

In Afton, Tennessee, the average sunshine duration in May is 10h.

What is the month with the highest UV index in Afton?

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

What is the UV index intensity in May in Afton?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe 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
Afton, TN

Average temperature in May - Afton, TN
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (43.2°F).

  • Average low temperature in May: 53.2°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in May
Afton, TN

Average pressure in May - Afton, TN
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in May
Afton, TN

Average wind speed in May - Afton, TN
  • Average wind speed in May: 5.2mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in May
Afton, TN

Average humidity in May - Afton, TN
  • Average humidity in May: 77%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are July and August (74%).

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Average rainfall in May
Afton, TN

Average rainfall in May - Afton, TN
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is February (3.39").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in May
Afton, TN

Average rainfall days in May - Afton, TN
  • Average rainfall days in May: 19.5 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (11.4 days).

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Average snowfall in May
Afton, TN

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

The month with the highest snowfall is December (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Afton, TN

Average snowfall days in May - Afton, TN
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Afton, TN

Average daylight in May / Average sunshine in May - Afton, 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 42min).

  • Average sunshine in May: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in May
Afton, TN

Average sunshine days in May - Afton, TN
  • Average sunshine days in May: 9.4 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in May
Afton, TN

Average UV index in May - Afton, 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).

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Average cloud cover in May
Afton, TN

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

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in May
Afton, TN

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

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

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Afton, Tennessee, USA

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