May weather forecast
Unionville, TN

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Weather in May

May, the last month of the spring in Unionville, is a warm month, with an average temperature fluctuating between 77.5°F (25.3°C) and 58.1°F (14.5°C).

Temperature

Unionville, Tennessee, experiences a minor temperature shift with the start of May, with average high-temperatures moving from a pleasant 68.9°F (20.5°C) in April to a moderately hot 77.5°F (25.3°C). The low-temperature averages to a refreshing 58.1°F (14.5°C) during the nights of May.

Humidity

In Unionville, Tennessee, the average relative humidity in May is 78%.

Rainfall

In Unionville, in May, during 15.9 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. In Unionville, during the entire year, the rain falls for 167.2 days and collects up to 38.78" (985mm) of precipitation.

Snowfall

In Unionville, snow does not fall in May through October.

Daylight

In May, the average length of the day in Unionville is 14h and 4min.
On the first day of May, sunrise is at 5:53 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 7:56 pm CDT.

Sunshine

The average sunshine in May is 9.3h.

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 health hazard from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 6 in May translates into the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The high-temperature during May is 77.5°F (25.3°C) and the low-temperature is 58.1°F (14.5°C).

What is the average humidity in May?

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

How many days does it rain in May?

In Unionville, Tennessee, in May, it is raining for 15.9 days, with typically 2.91" (74mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

Does it snow in Unionville 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 Unionville, the average day length in May is 14h and 4min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:53 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 7:56 pm CDT.

How many hours of sunshine does Unionville have in May?

In Unionville, the average sunshine duration in May is 9.3h.

What are the months with the highest UV index?

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

How high is the UV index in May?

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Unionville, TN

Average temperature in May - Unionville, TN
  • Average high temperature in May: 77.5°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in May: 58.1°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 (31.3°F).

Average pressure in May
Unionville, TN

Average pressure in May - Unionville, TN
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in May
Unionville, TN

Average wind speed in May - Unionville, TN
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in May
Unionville, TN

Average humidity in May - Unionville, TN
  • Average humidity in May: 78%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in May
Unionville, TN

Average rainfall in May - Unionville, TN
  • Average rainfall in May: 2.91"

The wettest month (with the highest rainfall) is February (4.33").
The driest month (with the least rainfall) is September (2.09").

Average rainfall days in May
Unionville, TN

Average rainfall days in May - Unionville, TN
  • Average rainfall days in May: 15.9 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in May
Unionville, TN

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

The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Unionville, TN

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

The month with the highest number of snowfall days is January (3.1 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
Unionville, TN

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in May
Unionville, TN

Average sunshine days in May - Unionville, TN
  • Average sunshine days in May: 13.5 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in May
Unionville, TN

Average UV index in May - Unionville, 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 and December (UV index 2).

Average cloud cover in May
Unionville, TN

Average cloud cover in May - Unionville, TN
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in May
Unionville, TN

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

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

Unionville, Tennessee, USA

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