May weather forecast
Powell, TX

Weather in May

The last month of the spring, May, is another warm month in Powell, Texas, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 64°F (17.8°C).

Temperature

In May, the average high-temperature slightly increases, from 74.7°F (23.7°C) in April, to a still warm 82°F (27.8°C). In May, in Powell, the average low-temperature is 64°F (17.8°C).

Heat index

The average heat index in May is computed to be a hot 88.3°F (31.3°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. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, pregnancy, differences in body mass, height, and shape). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

With an average relative humidity of 78%, May is the most humid month in Powell.

Rainfall

In Powell, Texas,, during 12.9 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Powell, during the entire year, the rain falls for 113.6 days and collects up to 16.38" (416mm) of precipitation.

Snowfall

April through December are months without snowfall in Powell.

Daylight

In May, the average length of the day is 13.8h.

Sunshine

The average sunshine in Powell is 8.7h.

UV index

In Powell, Texas, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents 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.
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FAQ

What is the temperature in May in Powell?

In May, in Powell, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 64°F (17.8°C). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 88.3°F (31.3°C).

What is the most humid month in Powell?

May is the most humid month, with an average relative humidity of 78%.

What is the average humidity in May in Powell?

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

How many days does it rain in May in Powell?

In Powell, Texas, in May, during 12.9 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

When it does not snow in Powell?

April through December are months without snowfall in Powell.

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

In Powell, the average length of the day in May is 13.8h.

How many hours of sunshine does Powell have in May?

In Powell, Texas, the average sunshine in May is 8.7h.

What is the UV index intensity in May in Powell?

In May, the average daily maximum UV index in Powell is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.

Average temperature in May
Powell, TX

Average temperature in May - Powell, TX
  • Average high temperature in May: 82°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (55.8°F).

  • Average low temperature in May: 64°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).

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Average pressure in May
Powell, TX

Average pressure in May - Powell, TX
  • Average pressure in May: 29.93"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in May
Powell, TX

Average wind speed in May - Powell, TX
  • Average wind speed in May: 8.2mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).

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Average humidity in May
Powell, TX

Average humidity in May - Powell, TX
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (61%).

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Average rainfall in May
Powell, TX

Average rainfall in May - Powell, TX
  • Average rainfall in May: 2.4"

The wettest month (with the highest rainfall) is October (2.48").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in May
Powell, TX

Average rainfall days in May - Powell, TX
  • Average rainfall days in May: 12.9 days

The month with the highest number of rainy days is May (12.9 days).
The month with the least rainy days is January (5.3 days).

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Average snowfall in May
Powell, TX

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

The month with the highest snowfall is February (0.16").
Months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Powell, TX

Average snowfall days in May - Powell, TX
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.5 days).
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
Powell, TX

Average daylight in May / Average sunshine in May - Powell, TX
  • Average daylight in May: 13.8h

The month with the longest days is June (Average daylight: 14.2h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in May: 8.7h

The month with the most sunshine is August (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 5.3h).

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Average sunshine days in May
Powell, TX

Average sunshine days in May - Powell, TX
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is May (14.7 days).

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Average UV index in May
Powell, TX

Average UV index in May - Powell, TX
  • Average UV index in May: 6

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

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Average cloud cover in May
Powell, TX

Average cloud cover in May - Powell, TX
  • Average cloud cover in May: 38

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in May
Powell, TX

Average visibility in May - Powell, TX
  • Average visibility in May: 6mi

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

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