May weather forecast
Duncanville, AL

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Weather in May

The last month of the spring, May, is another warm month in Duncanville, Alabama, with an average temperature ranging between max 82.6°F (28.1°C) and min 61.9°F (16.6°C).

Temperature

With the onset of May, Duncanville's average high-temperature sees a modest rise, moving from April's warm 74.5°F (23.6°C) to a still moderately hot 82.6°F (28.1°C). Duncanville throughout May, experiences an average nighttime temperature of 61.9°F (16.6°C).

Heat index

Throughout May, the heat index is computed to be a hot 87.8°F (31°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

The average relative humidity in May in Duncanville is 73%.

Rainfall

In Duncanville, in May, it is raining for 13.8 days, with typically 2.95" (75mm) of accumulated precipitation. Throughout the year, there are 169.8 rainfall days, and 39.96" (1015mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Duncanville.

Daylight

The average length of the day in May in Duncanville is 13h and 53min.
On the first day of May, sunrise is at 6:01 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:53 pm CDT.

Sunshine

In Duncanville, the average sunshine in May is 10h.

UV index

The average daily maximum UV index in May in Duncanville is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 during May translates into the following directions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

How hot does it get in Duncanville in May?

In Duncanville, 82.6°F (28.1°C) is the average high-temperature and 61.9°F (16.6°C) is the average low-temperature during May. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in May is computed to be 87.8°F (31°C).

What is the average humidity in May in Duncanville?

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

How much does it rain in Duncanville in May?

In Duncanville, Alabama, in May, during 13.8 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When it does not snow in Duncanville?

In Duncanville, Alabama, snow does not fall in April through October.

How many hours of daylight does Duncanville have in May?

In Duncanville, Alabama, the average day length in May is 13h and 53min.

What time are sunrise and sunset in May in Duncanville?

On the first day of May, sunrise is at 6:01 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:53 pm CDT.

How many hours of sunshine does Duncanville have in May?

The average sunshine duration in May in Duncanville, Alabama, is 10h.

What is the UV index reading in May in Duncanville?

The average daily maximum UV index in May in Duncanville is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Duncanville, AL

Average temperature in May - Duncanville, AL
  • Average high temperature in May: 82.6°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in May: 61.9°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

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Average pressure in May
Duncanville, AL

Average pressure in May - Duncanville, AL
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in May
Duncanville, AL

Average wind speed in May - Duncanville, AL
  • Average wind speed in May: 5.7mph

The windiest months (with the highest average wind speed) are March and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

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Average humidity in May
Duncanville, AL

Average humidity in May - Duncanville, AL
  • Average humidity in May: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in May
Duncanville, AL

Average rainfall in May - Duncanville, AL
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is October (2.24").

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Average rainfall days in May
Duncanville, AL

Average rainfall days in May - Duncanville, AL
  • Average rainfall days in May: 13.8 days

The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in May
Duncanville, AL

Average snowfall in May - Duncanville, AL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.71").
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
Duncanville, AL

Average snowfall days in May - Duncanville, AL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.2 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
Duncanville, AL

Average daylight in May / Average sunshine in May - Duncanville, AL
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in May
Duncanville, AL

Average sunshine days in May - Duncanville, AL
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in May
Duncanville, AL

Average UV index in May - Duncanville, AL
  • Average UV index in May: 6

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

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Average cloud cover in May
Duncanville, AL

Average cloud cover in May - Duncanville, AL
  • Average cloud cover in May: 34

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 28).

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Average visibility in May
Duncanville, AL

Average visibility in May - Duncanville, AL
  • 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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Duncanville, Alabama, USA

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