August weather forecast
Carlisle, IN

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Weather in August

August, the last month of the summer in Carlisle, is also a moderately hot month, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 82.6°F (28.1°C).

Temperature

The advent of August sees the average high-temperature at a still warm 82.6°F (28.1°C), subtly shifted from July's 83.7°F (28.7°C). Throughout the August nights, Carlisle encounters a low-temperature of 64.8°F (18.2°C).

Heat index

For most parts of August, the heat index is estimated at a tropical 89.6°F (32°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
Heat index determinations are made taking into account the shade and light air movements. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

In August, the average relative humidity is 80%.

Rainfall

In August, in Carlisle, the rain falls for 13.6 days. Throughout August, 2.2" (56mm) of precipitation is accumulated. In Carlisle, during the entire year, the rain falls for 150.1 days and collects up to 28.5" (724mm) of precipitation.

Snowfall

May through October are months without snowfall in Carlisle.

Daylight

In August, the average length of the day in Carlisle is 13h and 38min.
On the first day of the month, sunrise is at 6:51 am and sunset at 9:00 pm. On the last day of August, sunrise is at 7:18 am and sunset at 8:21 pm EDT.

Sunshine

In August, the average sunshine in Carlisle, Indiana, is 9.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Carlisle, Indiana. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: An average UV index of 6 in August transforms into this advice:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Carlisle in August?

In August, in Carlisle, the average high-temperature is 82.6°F (28.1°C), and the average low-temperature is 64.8°F (18.2°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in August in Carlisle?

In Carlisle, Indiana, the average relative humidity in August is 80%.

How many days does it rain in August in Carlisle?

In August, in Carlisle, Indiana, the rain falls for 13.6 days. Throughout August, 2.2" (56mm) of precipitation is accumulated.

When it does not snow in Carlisle?

In Carlisle, snow does not fall in May through October.

What is the average length of the day in August in Carlisle?

The average day length in August in Carlisle, Indiana, is 13h and 38min.

When is the sunrise / sunset in August in Carlisle?

In August, on the first day of the month, sunrise is at 6:51 am and sunset at 9:00 pm. On the last day of the month, in Carlisle, Indiana, sunrise is at 7:18 am and sunset at 8:21 pm EDT.

How long on average sun shines in August in Carlisle?

The average sunshine duration in August is 9.2h.

When is the highest UV index in Carlisle?

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

What is the UV index reading in August in Carlisle?

In August, the average daily maximum UV index in Carlisle, Indiana, is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Carlisle, IN

Average temperature in August - Carlisle, IN
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in August
Carlisle, IN

Average pressure in August - Carlisle, IN
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Carlisle, IN

Average wind speed in August - Carlisle, IN
  • Average wind speed in August: 5.8mph

The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in August
Carlisle, IN

Average humidity in August - Carlisle, IN
  • Average humidity in August: 80%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Carlisle, IN

Average rainfall in August - Carlisle, IN
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is April (4.06").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in August
Carlisle, IN

Average rainfall days in August - Carlisle, IN
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in August
Carlisle, IN

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

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Carlisle, IN

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

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Carlisle, IN

Average daylight in August / Average sunshine in August - Carlisle, IN
  • Average daylight in August: 13h and 4min

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

  • Average sunshine in August: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

Average sunshine days in August
Carlisle, IN

Average sunshine days in August - Carlisle, IN
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.1 days).

Average UV index in August
Carlisle, IN

Average UV index in August - Carlisle, IN
  • 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, February, November and December (UV index 2).

Average cloud cover in August
Carlisle, IN

Average cloud cover in August - Carlisle, IN
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
Carlisle, IN

Average visibility in August - Carlisle, IN
  • 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).

Carlisle, Indiana, USA

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