May weather forecast
Arlington, TX

Weather in May

The last month of the spring, May, is another warm month in Arlington, Texas, with an average temperature varying between 82.2°F (27.9°C) and 64.4°F (18°C).

Temperature

In May, the average high-temperature slightly increases from 75°F (23.9°C) in April to a still warm 82.2°F (27.9°C). In May, in Arlington, Texas, the average low-temperature is 64.4°F (18°C).

Heat index

The average heat index in May is estimated at a tropical 87.8°F (31°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like activity, metabolic differences, differences in body mass, height, and shape, and wind affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The most humid month in Arlington is May, with an average relative humidity of 73%.

Rainfall

In May, in Arlington, the rain falls for 14.4 days. Throughout May, 3.94" (100mm) of precipitation is accumulated. Throughout the year, in Arlington, Texas, there are 136.1 rainfall days, and 29.72" (755mm) of precipitation is accumulated.

Snowfall

In Arlington, snow does not fall in March through October.

Daylight

In Arlington, the average length of the day in May is 13h and 52min.
On the first day of May, sunrise is at 6:40 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:30 pm CDT.

Sunshine

The average sunshine in May in Arlington is 8.8h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Arlington. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Arlington?

The average high-temperature, in May, in Arlington, Texas, is 82.2°F (27.9°C), while the average low-temperature is 64.4°F (18°C). in May, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is estimated at 87.8°F (31°C).

What is the most humid month in Arlington?

May is the most humid month in Arlington, with an average relative humidity of 73%.

What is the average humidity in May in Arlington?

In Arlington, the average relative humidity in May is 73%.

How much does it rain in Arlington in May?

In Arlington, in May, during 14.4 rainfall days, 3.94" (100mm) of precipitation is typically accumulated.

When it does not snow in Arlington?

March through October are months without snowfall.

What is the average length of the day in May in Arlington?

In May, the average day length in Arlington is 13h and 52min.

What time are sunrise and sunset in May in Arlington?

On the first day of May in Arlington, sunrise is at 6:40 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:30 pm CDT.

How long on average sun shines in May in Arlington?

The average sunshine duration in May in Arlington, Texas, is 8.8h.

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

May through August, with an average maximum UV index of 7, are months with the highest UV index in Arlington, Texas.

What is the UV index intensity in May in Arlington?

In May, the average daily maximum UV index in Arlington is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Arlington, TX

Average temperature in May - Arlington, TX
  • Average high temperature in May: 82.2°F

The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (55.2°F).

  • Average low temperature in May: 64.4°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (39°F).

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Average pressure in May
Arlington, TX

Average pressure in May - Arlington, TX
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in May
Arlington, TX

Average wind speed in May - Arlington, TX
  • Average wind speed in May: 9.1mph

The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).

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Average humidity in May
Arlington, TX

Average humidity in May - Arlington, TX
  • Average humidity in May: 73%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in May
Arlington, TX

Average rainfall in May - Arlington, TX
  • Average rainfall in May: 3.94"

The wettest month (with the highest rainfall) is October (3.98").
The driest month (with the least rainfall) is February (1.46").

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Average rainfall days in May
Arlington, TX

Average rainfall days in May - Arlington, TX
  • Average rainfall days in May: 14.4 days

The months with the highest number of rainy days are May and September (14.4 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall in May
Arlington, TX

Average snowfall in May - Arlington, TX
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in May
Arlington, TX

Average snowfall days in May - Arlington, TX
  • 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 March, April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Arlington, TX

Average daylight in May / Average sunshine in May - Arlington, TX
  • Average daylight in May: 13h and 52min

The month with the longest days is June (Average daylight: 14h and 16min).
The month with the shortest days is December (Average daylight: 10h and 2min).

  • Average sunshine in May: 8h and 48min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in May
Arlington, TX

Average sunshine days in May - Arlington, TX
  • Average sunshine days in May: 13.7 days

The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is May (13.7 days).

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Average UV index in May
Arlington, TX

Average UV index in May - Arlington, TX
  • Average UV index in May: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in May
Arlington, TX

Average cloud cover in May - Arlington, TX
  • Average cloud cover in May: 36

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in May
Arlington, TX

Average visibility in May - Arlington, TX
  • 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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