August weather forecast
Semmes, AL

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Weather in August

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

Temperature

In Semmes, Alabama, the warmest months are July and August, registering an average high-temperature of 90.5°F (32.5°C).

Heat index

Throughout August, the heat index is calculated to be a blistering 111.2°F (44°C). Keep guard: Heat cramps and heat exhaustion are likely. Continued activity increases the risk of heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

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

Rainfall

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.

Snowfall

In Semmes, snow does not fall in February through December.

Daylight

The average length of the day in August is 13h and 14min.
On the first day of the month, sunrise is at 6:11 am and sunset at 7:47 pm. On the last day of August, sunrise is at 6:29 am and sunset at 7:16 pm CDT.

Sunshine

The average sunshine in August in Semmes is 10.8h.

UV index

The months with the highest UV index in Semmes are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 7 in August converts into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

What are the warmest months in Semmes?

The highest point of temperatures falls in July and August, when the average high-temperature ascends to 90.5°F (32.5°C).

How hot is it in Semmes in August?

August temperatures in Semmes, Alabama, vary between a high-temperature of 90.5°F (32.5°C) and a low-temperature of 76.6°F (24.8°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is calculated to be 111.2°F (44°C).

What is the average humidity in August in Semmes?

The average relative humidity in August in Semmes, Alabama, is 74%.

What is the rainiest month in Semmes?

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

How much does it rain in Semmes in August?

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

When it does not snow in Semmes?

In Semmes, snow does not fall in February through December.

How many hours of daylight does Semmes have in August?

The average day length in August in Semmes is 13h and 14min.

When is the sunrise / sunset in August in Semmes?

In August, on the first day of the month, sunrise is at 6:11 am and sunset at 7:47 pm. On the last day of the month, in Semmes, Alabama, sunrise is at 6:29 am and sunset at 7:16 pm CDT.

How many hours of sunshine does Semmes have in August?

The average sunshine duration in August is 10.8h.

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

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

How high is the UV index in August in Semmes?

In Semmes, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Semmes, AL

Average temperature in August - Semmes, 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
Semmes, AL

Average pressure in August - Semmes, 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
Semmes, AL

Average wind speed in August - Semmes, 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
Semmes, AL

Average humidity in August - Semmes, 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
Semmes, AL

Average rainfall in August - Semmes, 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
Semmes, AL

Average rainfall days in August - Semmes, 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
Semmes, AL

Average snowfall in August - Semmes, 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
Semmes, AL

Average snowfall days in August - Semmes, 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
Semmes, AL

Average daylight in August / Average sunshine in August - Semmes, 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
Semmes, AL

Average sunshine days in August - Semmes, 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
Semmes, AL

Average UV index in August - Semmes, 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
Semmes, AL

Average cloud cover in August - Semmes, 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
Semmes, AL

Average visibility in August - Semmes, 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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Semmes, Alabama, USA

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