May weather forecast
Dallas, NC

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Weather in May

The last month of the spring, May, is a warm month in Dallas, North Carolina, with an average temperature ranging between max 79.2°F (26.2°C) and min 59°F (15°C).

Temperature

Observing a slight rise in May, the average high-temperature shifts from April's agreeable 70.3°F (21.3°C) to a moderately hot 79.2°F (26.2°C). Dallas experiences a consistent average temperature of 59°F (15°C) throughout the nights in May.

Humidity

In May, the average relative humidity in Dallas, North Carolina, is 75%.

Rainfall

In Dallas, in May, it is raining for 16.8 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, in Dallas, there are 158.9 rainfall days, and 31.26" (794mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Dallas.

Daylight

In Dallas, the average length of the day in May is 14h and 2min.
On the first day of May, sunrise is at 6:32 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:33 pm EDT.

Sunshine

The average sunshine in May is 9.7h.

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 risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 6 during May morphs into the following directions:
Prevent overexposure. Protection from the sun's harmful effects is needed. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. 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.
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Frequently asked questions

What are the temperatures in Dallas in May?

During May, Dallas experiences an average high-temperature of 79.2°F (26.2°C) and a low-temperature of 59°F (15°C).

What is the average humidity in May in Dallas?

In May, the average relative humidity is 75%.

How many days does it rain in May in Dallas?

In May, the rain falls for 16.8 days. Throughout May, 2.8" (71mm) of precipitation is accumulated.

When it does not snow in Dallas?

In Dallas, North Carolina, snow does not fall in April through October.

How many hours of daylight does Dallas have in May?

In May, the average day length in Dallas, North Carolina, is 14h and 2min.

When is the sunrise / sunset in May in Dallas?

In May, on the first day of the month, sunrise is at 6:32 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:33 pm EDT.

How long on average sun shines in May in Dallas?

The average sunshine duration in May in Dallas, North Carolina, is 9.7h.

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

The months with the highest UV index in Dallas, North Carolina, are May through August, with an average maximum UV index of 6.

How high is the UV index in May in Dallas?

In Dallas, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Dallas, NC

Average temperature in May - Dallas, NC
  • Average high temperature in May: 79.2°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (47.8°F).

  • Average low temperature in May: 59°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

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Average pressure in May
Dallas, NC

Average pressure in May - Dallas, NC
  • 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 (29.98"Hg).

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Average wind speed in May
Dallas, NC

Average wind speed in May - Dallas, NC
  • Average wind speed in May: 5.8mph

The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in May
Dallas, NC

Average humidity in May - Dallas, NC
  • Average humidity in May: 75%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in May
Dallas, NC

Average rainfall in May - Dallas, NC
  • Average rainfall in May: 2.8"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is October (1.93").

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Average rainfall days in May
Dallas, NC

Average rainfall days in May - Dallas, NC
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in May
Dallas, NC

Average snowfall in May - Dallas, NC
  • Average snowfall in May: 0"

The month with the highest snowfall is December (2.01").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Dallas, NC

Average snowfall days in May - Dallas, NC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Dallas, NC

Average daylight in May / Average sunshine in May - Dallas, NC
  • 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 July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in May
Dallas, NC

Average sunshine days in May - Dallas, NC
  • Average sunshine days in May: 12.2 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index in May
Dallas, NC

Average UV index in May - Dallas, NC
  • 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).

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Average cloud cover in May
Dallas, NC

Average cloud cover in May - Dallas, NC
  • Average cloud cover in May: 38

The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 30).

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Average visibility in May
Dallas, NC

Average visibility in May - Dallas, NC
  • Average visibility in May: 6mi

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

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Dallas, North Carolina, USA

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