May weather forecast
Hartsville Junction, TN

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Weather in May

May, the last month of the spring in Hartsville Junction, is a moderately hot month, with an average temperature varying between 57.7°F (14.3°C) and 76.6°F (24.8°C).

Temperature

Hartsville Junction observes a slight uplift in the average high-temperature with the onset of May, adjusting from April's agreeable 68°F (20°C) to a moderately hot 76.6°F (24.8°C). During the month of May, the nighttime temperature in Hartsville Junction falls to an average of 57.7°F (14.3°C).

Humidity

The months with the highest humidity are February, March, May, July and December, with an average relative humidity of 79%.

Rainfall

In Hartsville Junction, during May, the rain falls for 17.8 days and regularly aggregates up to 3.82" (97mm) of precipitation. In Hartsville Junction, Tennessee, during the entire year, the rain falls for 176.5 days and collects up to 41.22" (1047mm) of precipitation.

Snowfall

In Hartsville Junction, snow does not fall in May through October.

Daylight

In Hartsville Junction, the average length of the day in May is 14h and 7min.
On the first day of the month, sunrise is at 5:50 am and sunset at 7:33 pm. On the last day of May, in Hartsville Junction, Tennessee, sunrise is at 5:28 am and sunset at 7:57 pm CDT.

Sunshine

In Hartsville Junction, the average sunshine in May is 9.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: In May, a regular UV index of 6 translates into these guidelines:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

In Hartsville Junction, in May, the average high-temperature is 76.6°F (24.8°C), and the average low-temperature is 57.7°F (14.3°C).

What are the most humid months?

The months with the highest humidity are February, March, May, July and December, with an average relative humidity of 79%.

What is the average humidity in May?

In May, the average relative humidity is 79%.

How much does it rain in May?

In May, the rain falls for 17.8 days. Throughout May, 3.82" (97mm) of precipitation is accumulated.

When it does not snow?

In Hartsville Junction, Tennessee, snow does not fall in May through October.

Does it snow in May?

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

How many hours of daylight does Hartsville Junction have in May?

In Hartsville Junction, Tennessee, the average day length in May is 14h and 7min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:50 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:28 am and sunset at 7:57 pm CDT.

How long on average sun shines in May?

In Hartsville Junction, the average sunshine duration in May is 9.1h.

What are the months with 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 reading in May?

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to 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
Hartsville Junction, TN

Average temperature in May - Hartsville Junction, TN
  • Average high temperature in May: 76.6°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (42.8°F).

  • Average low temperature in May: 57.7°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

Average pressure in May
Hartsville Junction, TN

Average pressure in May - Hartsville Junction, 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 (29.96"Hg).

Average wind speed in May
Hartsville Junction, TN

Average wind speed in May - Hartsville Junction, TN
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in May
Hartsville Junction, TN

Average humidity in May - Hartsville Junction, TN
  • Average humidity in May: 79%

The months with the highest relative humidity are February, March, May, July and December (79%).
The month with the lowest relative humidity is October (75%).

Average rainfall in May
Hartsville Junction, TN

Average rainfall in May - Hartsville Junction, TN
  • Average rainfall in May: 3.82"

The wettest month (with the highest rainfall) is July (5.2").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in May
Hartsville Junction, TN

Average rainfall days in May - Hartsville Junction, TN
  • Average rainfall days in May: 17.8 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in May
Hartsville Junction, TN

Average snowfall in May - Hartsville Junction, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Hartsville Junction, TN

Average snowfall days in May - Hartsville Junction, TN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5.2 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
Hartsville Junction, TN

Average daylight in May / Average sunshine in May - Hartsville Junction, 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: 9h and 1min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in May
Hartsville Junction, TN

Average sunshine days in May - Hartsville Junction, TN
  • Average sunshine days in May: 11.2 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in May
Hartsville Junction, TN

Average UV index in May - Hartsville Junction, 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
Hartsville Junction, TN

Average cloud cover in May - Hartsville Junction, TN
  • Average cloud cover in May: 40

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in May
Hartsville Junction, TN

Average visibility in May - Hartsville Junction, TN
  • Average visibility in May: 5mi

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

Hartsville Junction, Tennessee, USA

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