August weather forecast
Wilmer, AL

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Weather in August

The last month of the summer, August, is another hot month in Wilmer, Alabama, with an average temperature varying between 76.6°F (24.8°C) and 90.5°F (32.5°C).

Temperature

The peak of Wilmer's temperatures is noted during July and August, averaging a high-temperature of 90.5°F (32.5°C).

Heat index

The average heat index in August is estimated at a scorching 111.2°F (44°C). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.
Given the heat index, its values are aligned with shaded sites and gentle winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

The average relative humidity in August in Wilmer is 74%.

Rainfall

August is the month with the most rainfall in Wilmer. Rain falls for 24.3 days and accumulates 4.92" (125mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

The average length of the day in August in Wilmer is 13h and 14min.
On the first day of August, sunrise is at 6:11 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:17 pm CDT.

Sunshine

The average sunshine in August is 10.8h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: In August, the maximum UV index of 7 suggests these recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What is the hottest time of year in Wilmer?

July and August, with an average high-temperature of 90.5°F (32.5°C), are warmest months in Wilmer.

How hot is it in Wilmer in August?

The average high-temperature, in August, in Wilmer, is 90.5°F (32.5°C), while the average low-temperature is 76.6°F (24.8°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 111.2°F (44°C).

What is the average humidity in August in Wilmer?

In August, the average relative humidity in Wilmer, Alabama, is 74%.

What is the rainiest month in Wilmer?

The month with the most rainfall is August, when the rain falls for 24.3 days and typically aggregates up to 4.92" (125mm) of precipitation.

How many days does it rain in August in Wilmer?

In Wilmer, in August, during 24.3 rainfall days, 4.92" (125mm) of precipitation is typically accumulated.

When it does not snow in Wilmer?

In Wilmer, Alabama, snow does not fall in February through December.

How many hours of daylight does Wilmer have in August?

In August, the average day length in Wilmer, Alabama, is 13h and 14min.

When are sunrise and sunset in August in Wilmer?

On the first day of August in Wilmer, Alabama, sunrise is at 6:11 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:17 pm CDT.

How long on average sun shines in August in Wilmer?

In Wilmer, Alabama, the average sunshine duration in August is 10.8h.

When is the highest UV index in Wilmer?

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

What is the UV index intensity in August in Wilmer?

In Wilmer, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
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 August
Wilmer, AL

Average temperature in August - Wilmer, AL
  • Average high temperature in August: 90.5°F

The warmest months (with the highest average high temperature) are July and August (90.5°F).
The month with the lowest average high temperature is January (58.5°F).

  • Average low temperature in August: 76.6°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 (43.9°F).

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Average pressure in August
Wilmer, AL

Average pressure in August - Wilmer, AL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in August
Wilmer, AL

Average wind speed in August - Wilmer, AL
  • Average wind speed in August: 5.3mph

The windiest months (with the highest average wind speed) are January, February, March, April and December (7.3mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

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Average humidity in August
Wilmer, AL

Average humidity in August - Wilmer, AL
  • Average humidity in August: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in August
Wilmer, AL

Average rainfall in August - Wilmer, AL
  • Average rainfall in August: 4.92"

The wettest month (with the highest rainfall) is August (4.92").
The driest month (with the least rainfall) is February (1.34").

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Average rainfall days in August
Wilmer, AL

Average rainfall days in August - Wilmer, AL
  • Average rainfall days in August: 24.3 days

The month with the highest number of rainy days is July (24.6 days).
The month with the least rainy days is November (7.2 days).

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Average snowfall in August
Wilmer, AL

Average snowfall in August - Wilmer, AL
  • Average snowfall in August: 0"

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

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Average snowfall days in August
Wilmer, AL

Average snowfall days in August - Wilmer, AL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in August /
Average sunshine in August
Wilmer, AL

Average daylight in August / Average sunshine in August - Wilmer, AL
  • Average daylight in August: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in August: 10h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).

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Average sunshine days in August
Wilmer, AL

Average sunshine days in August - Wilmer, AL
  • Average sunshine days in August: 5.2 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (4.8 days).

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Average UV index in August
Wilmer, AL

Average UV index in August - Wilmer, AL
  • Average UV index in August: 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 August
Wilmer, AL

Average cloud cover in August - Wilmer, AL
  • Average cloud cover in August: 28

The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 23).

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Average visibility in August
Wilmer, AL

Average visibility in August - Wilmer, AL
  • Average visibility in August: 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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Wilmer, Alabama, USA

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