August weather forecast and climate
Carlisle, AL

The last month of the summer, August, is also a hot month in Carlisle, Alabama, with temperature in the range of an average high of 87.4°F (30.8°C) and an average low of 67.6°F (19.8°C).

Temperature

In Carlisle, the average high-temperature in August is practically the same as in July - a still tropical 87.4°F (30.8°C). In August, the average low-temperature is 67.6°F (19.8°C).

Heat index

The average heat index is calculated to a sweltering 102°F (38.9°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like clothing, pregnancy, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In Carlisle, the average relative humidity is 76%.

Rainfall

In Carlisle, during August, the rain falls for 20.3 days and regularly aggregates up to 3.9" (99mm) of precipitation. Throughout the year, in Carlisle, there are 179.7 rainfall days, and 41.89" (1064mm) of precipitation is accumulated.

Snowfall

In Carlisle snow does not fall in April through October.

Daylight

In Carlisle, the average length of the day is 13.4h.

Sunshine

In August, the average sunshine is 10.2h.

UV index

Months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in August transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in August in Carlisle?

In August, in Carlisle, Alabama, the average high-temperature is 87.4°F (30.8°C), and the average low-temperature is 67.6°F (19.8°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that factores the actual air temperature with the relative humidity, is estimated at 102°F (38.9°C).

What is the average humidity in August in Carlisle?

In Carlisle, the average relative humidity in August is 76%.

How many days does it rain in August in Carlisle?

In Carlisle, in August, during 20.3 rainfall days, 3.9" (99mm) of precipitation is typically accumulated.

When it does not snow in Carlisle?

April through October are months without snowfall in Carlisle.

How many hours of daylight does Carlisle have in August?

In Carlisle, the average length of the day in August is 13.4h.

How long on average sun shines in August in Carlisle?

In August, the average sunshine in Carlisle is 10.2h.

When is the highest UV index in Carlisle?

Months with the highest UV index in Carlisle, Alabama, are May through August, with an average maximum UV index of 6.

What is the UV index reading in August in Carlisle?

In Carlisle, Alabama, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to the UV radiation.
Average temperature in August - Carlisle, AL
  • Average high temperature in August: 87.4°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in August - Carlisle, AL
  • Average pressure in August: 30"

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

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

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in August - Carlisle, AL
  • Average humidity in August: 76%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August - Carlisle, AL
  • Average rainfall in August: 3.9"

The wettest month (with the highest rainfall) is December (4.45").
The driest month (with the least rainfall) is October (2.48").

Average rainfall days in August - Carlisle, AL
  • Average rainfall days in August: 20.3 days

The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is November (10.3 days).

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

The month with the highest snowfall is January (0.83").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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

The month with the highest number of snowfall days is February (1.9 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Carlisle, AL
  • Average daylight in August: 13.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in August: 10.2h

The month with the most sunshine is June (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days in August - Carlisle, AL
  • Average sunshine days in August: 9.3 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (8.6 days).

Average UV index in August - Carlisle, AL
  • Average UV index in August: 6

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

Average cloud cover in August - Carlisle, AL
  • Average cloud cover in August: 32

The month with the most cloud cover is February (Cloud cover 49).
Months with the least cloud cover are June and September (Cloud cover 30).

Average visibility in August - Carlisle, AL
  • Average visibility in August: 6mi

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