May weather forecast
Dallas Heights, TN

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Weather in May

May, the last month of the spring in Dallas Heights, is a moderately hot month, with an average temperature ranging between max 77.9°F (25.5°C) and min 56.8°F (13.8°C).

Temperature

As Dallas Heights welcomes May, the average high-temperature displays a subtle shift, adjusting from a pleasant 69.4°F (20.8°C) in April to a warm 77.9°F (25.5°C). Throughout May, Dallas Heights witnesses a nighttime temperature average of 56.8°F (13.8°C).

Humidity

In May, the average relative humidity is 77%.

Rainfall

In May, the rain falls for 9.9 days. Throughout May, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 104.5 rainfall days, and 10.98" (279mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In Dallas Heights, Tennessee, the average length of the day in May is 14h and 1min.
On the first day of May, sunrise is at 6:49 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 8:49 pm EDT.

Sunshine

In Dallas Heights, the average sunshine in May is 9.6h.

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 hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a daily UV index of 6 turns into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Dallas Heights in May?

The average high-temperature, in May, in Dallas Heights, is 77.9°F (25.5°C), while the average low-temperature is 56.8°F (13.8°C).

What is the average humidity in May?

In May, the average relative humidity is 77%.

How many days does it rain in May?

In May, the rain falls for 9.9 days. Throughout May, 0.83" (21mm) of precipitation is accumulated.

When it does not snow?

In Dallas Heights, snow does not fall in April through November.

What is the average length of the day in May?

The average day length in May is 14h and 1min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:49 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 8:49 pm EDT.

How long on average sun shines in May in Dallas Heights?

In Dallas Heights, the average sunshine duration in May is 9.6h.

When is 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?

In Dallas Heights, 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 exposure to the Sun's 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
Dallas Heights, TN

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

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in May: 56.8°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in May
Dallas Heights, TN

Average pressure in May - Dallas Heights, TN
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in May
Dallas Heights, TN

Average wind speed in May - Dallas Heights, TN
  • Average wind speed in May: 5mph

The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in May
Dallas Heights, TN

Average humidity in May - Dallas Heights, TN
  • Average humidity in May: 77%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, October and November (75%).

Average rainfall in May
Dallas Heights, TN

Average rainfall in May - Dallas Heights, TN
  • Average rainfall in May: 0.83"

The wettest months (with the highest rainfall) are February and December (1.18").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in May
Dallas Heights, TN

Average rainfall days in May - Dallas Heights, TN
  • Average rainfall days in May: 9.9 days

The month with the highest number of rainy days is July (11.7 days).
The month with the least rainy days is October (6.1 days).

Average snowfall in May
Dallas Heights, TN

Average snowfall in May - Dallas Heights, TN
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Dallas Heights, TN

Average snowfall days in May - Dallas Heights, TN
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Dallas Heights, TN

Average daylight in May / Average sunshine in May - Dallas Heights, TN
  • Average daylight in May: 14h and 0min

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 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in May
Dallas Heights, TN

Average sunshine days in May - Dallas Heights, TN
  • Average sunshine days in May: 18.9 days

The month with the most sunshine days is October (23.6 days).
The month with the least sunshine days is July (16.8 days).

Average UV index in May
Dallas Heights, TN

Average UV index in May - Dallas Heights, 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
Dallas Heights, TN

Average cloud cover in May - Dallas Heights, TN
  • Average cloud cover in May: 36

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in May
Dallas Heights, TN

Average visibility in May - Dallas Heights, TN
  • Average visibility in May: 5mi

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

Dallas Heights, Tennessee, USA

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