August weather forecast
Flat Rock, AL

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Weather in August

The last month of the summer, August, is another hot month in Flat Rock, Alabama, with temperature in the range of an average low of 66.2°F (19°C) and an average high of 86.4°F (30.2°C).

Temperature

Flat Rock's transition from July to August introduces an average high-temperature of a still tropical 86.4°F (30.2°C), marking an insignificant variation from the 87.4°F (30.8°C). Throughout August, Flat Rock encounters an average temperature drop to an enjoyable 66.2°F (19°C).

Heat index

Throughout August, the heat index is estimated at a torrid 98.6°F (37°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the feeling of heat when considering both air temperature and humidity. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Flat Rock, in August, it is raining for 20.6 days, with typically 4.84" (123mm) of accumulated precipitation. In Flat Rock, during the entire year, the rain falls for 191.1 days and collects up to 48.94" (1243mm) of precipitation.

Snowfall

In Flat Rock, snow does not fall in May through October.

Daylight

In Flat Rock, the average length of the day in August is 13h and 25min.
On the first day of the month, sunrise is at 5:53 am and sunset at 7:44 pm. On the last day of August, in Flat Rock, sunrise is at 6:15 am and sunset at 7:10 pm CDT.

Sunshine

The average sunshine in August is 10h.

UV index

The months with the highest UV index in Flat Rock are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 6 during August leads to these advisories:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

How hot does it get in Flat Rock in August?

In August, in Flat Rock, the average high-temperature is 86.4°F (30.2°C), and the average low-temperature is 66.2°F (19°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 98.6°F (37°C).

What is the average humidity in August in Flat Rock?

In Flat Rock, the average relative humidity in August is 77%.

How many days does it rain in August in Flat Rock?

In Flat Rock, in August, it is raining for 20.6 days, with typically 4.84" (123mm) of accumulated precipitation.

When it does not snow in Flat Rock?

In Flat Rock, Alabama, snow does not fall in May through October.

What is the average length of the day in August in Flat Rock?

In August, the average day length in Flat Rock is 13h and 25min.

When are sunrise and sunset in August in Flat Rock?

On the first day of August in Flat Rock, sunrise is at 5:53 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:10 pm CDT.

How long on average sun shines in August in Flat Rock?

In August, the average sunshine duration in Flat Rock, Alabama, is 10h.

When is the highest UV index in Flat Rock?

The months with the highest UV index in Flat Rock, Alabama, are May through August, with an average maximum UV index of 6.

What is the UV index reading in August in Flat Rock?

In Flat Rock, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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 August
Flat Rock, AL

Average temperature in August - Flat Rock, AL
  • Average high temperature in August: 86.4°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (46.8°F).

  • Average low temperature in August: 66.2°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

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Average pressure in August
Flat Rock, AL

Average pressure in August - Flat Rock, AL
  • Average pressure in August: 30"Hg

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

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Average wind speed in August
Flat Rock, AL

Average wind speed in August - Flat Rock, AL
  • Average wind speed in August: 4.3mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in August
Flat Rock, AL

Average humidity in August - Flat Rock, AL
  • Average humidity in August: 77%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in August
Flat Rock, AL

Average rainfall in August - Flat Rock, AL
  • Average rainfall in August: 4.84"

The wettest month (with the highest rainfall) is July (5.24").
The driest month (with the least rainfall) is November (2.76").

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Average rainfall days in August
Flat Rock, AL

Average rainfall days in August - Flat Rock, AL
  • Average rainfall days in August: 20.6 days

The month with the highest number of rainy days is July (22.4 days).
The month with the least rainy days is November (10.3 days).

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Average snowfall in August
Flat Rock, AL

Average snowfall in August - Flat Rock, AL
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Flat Rock, AL

Average snowfall days in August - Flat Rock, AL
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Flat Rock, AL

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Flat Rock, AL

Average sunshine days in August - Flat Rock, AL
  • Average sunshine days in August: 8.2 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is July (7 days).

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Average UV index in August
Flat Rock, AL

Average UV index in August - Flat Rock, AL
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
Flat Rock, AL

Average cloud cover in August - Flat Rock, AL
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 32).

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Average visibility in August
Flat Rock, AL

Average visibility in August - Flat Rock, AL
  • Average visibility in August: 5mi

The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).

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Flat Rock, Alabama, USA

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