Dallas
North Carolina, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Dallas, NC

May, the last month of the spring, in Dallas, is a moderately hot month, with average temperature fluctuating between 59°F (15°C) and 79.2°F (26.2°C).

Temperature

In Dallas, North Carolina, the average high-temperature marginally rises, from a pleasant 70.3°F (21.3°C) in April, to a moderately hot 79.2°F (26.2°C). In May, in Dallas, the average low-temperature is 59°F (15°C).

Humidity

In May, the average relative humidity is 75%.

Rainfall

In May, in Dallas, North Carolina, the rain falls for 16.8 days. Throughout May, 2.8" (71mm) of precipitation is accumulated. In Dallas, during the entire year, the rain falls for 158.9 days and collects up to 31.26" (794mm) of precipitation.

Snowfall

April through October are months without snowfall in Dallas.

Daylight

In Dallas, the average length of the day is 14h.

Sunshine

The average sunshine in Dallas is 9.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Dallas. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect 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.

What is the temperature in May in Dallas?

The average high-temperature, in May, in Dallas, North Carolina, is 79.2°F (26.2°C), while the average low-temperature is 59°F (15°C).

What is the average humidity in May in Dallas?

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

How much does it rain in Dallas in May?

In Dallas, during May, the rain falls for 16.8 days and regularly aggregates up to 2.8" (71mm) of precipitation.

When it does not snow in Dallas?

April through October are months without snowfall.

How many hours of daylight does Dallas have in May?

The average length of the day in May is 14h.

How many hours of sunshine does Dallas have in May?

In Dallas, North Carolina, the average sunshine in May is 9.7h.

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

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

What is the UV index reading in May in Dallas?

In Dallas, North Carolina, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to the UV radiation.
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).

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%).

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").

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).

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

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

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).
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, NC
  • Average daylight in May: 14h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in May: 9.7h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 5.3h).

Average UV index in May - Dallas, NC
  • Average UV index in May: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 2).