August weather forecast
Sumiton, AL

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Weather in August

The last month of the summer, August, is another hot month in Sumiton, Alabama, with an average temperature ranging between min 70.3°F (21.3°C) and max 90.1°F (32.3°C).

Temperature

At the onset of August, Sumiton records an average high-temperature of a still hot 90.1°F (32.3°C), showing little deviation from the preceding month. An average minimum temperature of 70.3°F (21.3°C) is recorded in Sumiton during the month of August.

Heat index

August's mean heat index is estimated at an extremely hot 107.6°F (42°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In August, the average relative humidity is 73%.

Rainfall

The months with the most rainfall are July and August, with an average 1.46" (37mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 22min.
On the first day of August, sunrise is at 6:00 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:14 pm CDT.

Sunshine

The average sunshine in August is 10.4h.

UV index

July and August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 7 during August leads to these instructions:
Guard against overexposure. Protection from sun-induced harm is essential. 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. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

During August, Sumiton experiences an average high-temperature of 90.1°F (32.3°C) and a low-temperature of 70.3°F (21.3°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 107.6°F (42°C).

What is the average humidity in August?

In August, the average relative humidity is 73%.

What is the wettest month?

The wettest months are July and August, with an average 1.46" (37mm) of rainfall.

How much does it rain in August?

In Sumiton, in August, it is raining for 14.3 days, with typically 1.46" (37mm) of accumulated precipitation.

When it does not snow?

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

What is the average length of the day in August?

In August, the average day length is 13h and 22min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:14 pm CDT.

How many hours of sunshine does Sumiton have in August?

In Sumiton, the average sunshine duration in August is 10.4h.

What are the months with the highest UV index?

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

What is the UV index intensity in August?

In August, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to 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 August
Sumiton, AL

Average temperature in August - Sumiton, AL
  • Average high temperature in August: 90.1°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in August: 70.3°F

The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

Average pressure in August
Sumiton, AL

Average pressure in August - Sumiton, AL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

Average wind speed in August
Sumiton, AL

Average wind speed in August - Sumiton, AL
  • Average wind speed in August: 4.5mph

The windiest months (with the highest average wind speed) are February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in August
Sumiton, AL

Average humidity in August - Sumiton, AL
  • Average humidity in August: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Sumiton, AL

Average rainfall in August - Sumiton, AL
  • Average rainfall in August: 1.46"

The wettest months (with the highest rainfall) are July and August (1.46").
The driest month (with the least rainfall) is September (0.75").

Average rainfall days in August
Sumiton, AL

Average rainfall days in August - Sumiton, AL
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (15.8 days).
The months with the least rainy days are October and November (7.1 days).

Average snowfall in August
Sumiton, AL

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

The month with the highest snowfall is January (0.28").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in August
Sumiton, AL

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

The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Sumiton, AL
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 10h and 2min

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

Average sunshine days in August
Sumiton, AL

Average sunshine days in August - Sumiton, AL
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is October (22.6 days).
The month with the least sunshine days is July (11.5 days).

Average UV index in August
Sumiton, AL

Average UV index in August - Sumiton, AL
  • Average UV index in August: 7

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in August
Sumiton, AL

Average cloud cover in August - Sumiton, AL
  • Average cloud cover in August: 31

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 29).

Average visibility in August
Sumiton, AL

Average visibility in August - Sumiton, 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).

Sumiton, Alabama, USA

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