August weather forecast
Franklin, IN

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Weather in August

In August, Franklin continues riding the wave of summer warmth with temperatures holding steady within the range of 63.5°F (17.5°C) to 81.5°F (27.5°C). The ample daylight hours and persistent sunshine illuminate the many facets of late-summer life in the city. Despite occasional cloudy moments and mild rainfall, the warmth and vibrancy of summer remain unabated. As August progresses it prepares to bid adieu to summer, transitioning smoothly towards the cooler climate of fall.

Temperature

Franklin's transition from July to August introduces an average high-temperature of a still moderately hot 81.5°F (27.5°C), marking an insignificant variation from the 82.6°F (28.1°C). The average temperature during August nights in Franklin, Indiana, is registered at a comfortable 63.5°F (17.5°C).

Heat index

During August, the heat index is estimated at a tropical 87.8°F (31°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

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

Rainfall

In Franklin, in August, it is raining for 14.6 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 156.3 rainfall days, and 30.16" (766mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Franklin, Indiana.

Daylight

The average length of the day in August is 13h and 40min.
On the first day of August in Franklin, sunrise is at 6:44 am and sunset at 8:56 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 8:16 pm EDT.

Sunshine

In Franklin, Indiana, the average sunshine in August is 9.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Franklin. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What are August temperatures in Franklin?

The average high-temperature and low-temperature in Franklin during August are 81.5°F (27.5°C) and 63.5°F (17.5°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is estimated at 87.8°F (31°C).

What is the average humidity in August in Franklin?

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

How many days does it rain in August in Franklin?

In August, the rain falls for 14.6 days. Throughout August, 2.28" (58mm) of precipitation is accumulated.

When it does not snow in Franklin?

In Franklin, Indiana, snow does not fall in May through September.

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

The average day length in August in Franklin is 13h and 40min.

When is the sunrise / sunset in August in Franklin?

In August, on the first day of the month, sunrise is at 6:44 am and sunset at 8:56 pm. On the last day of the month, in Franklin, Indiana, sunrise is at 7:12 am and sunset at 8:16 pm EDT.

How many hours of sunshine does Franklin have in August?

In August, the average sunshine duration in Franklin, Indiana, is 9.4h.

When is the highest UV index in Franklin?

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

How high is the UV index in August in Franklin?

In August, the average daily maximum UV index in Franklin is 6. A UV Index estimate of 6 to 7 represents 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
Franklin, IN

Average temperature in August - Franklin, IN
  • Average high temperature in August: 81.5°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in August: 63.5°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in August
Franklin, IN

Average pressure in August - Franklin, IN
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Franklin, IN

Average wind speed in August - Franklin, IN
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Franklin, IN

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

The months with the highest relative humidity are July and December (82%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in August
Franklin, IN

Average rainfall in August - Franklin, IN
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is February (1.85").

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Average rainfall days in August
Franklin, IN

Average rainfall days in August - Franklin, IN
  • Average rainfall days in August: 14.6 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in August
Franklin, IN

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

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Franklin, IN

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

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Franklin, 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 24min).

  • Average sunshine in August: 9h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Franklin, IN

Average sunshine days in August - Franklin, IN
  • Average sunshine days in August: 13.6 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in August
Franklin, IN

Average UV index in August - Franklin, 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, October, November and December (UV index 2).

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Average cloud cover in August
Franklin, IN

Average cloud cover in August - Franklin, IN
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in August
Franklin, IN

Average visibility in August - Franklin, IN
  • Average visibility in August: 5mi

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

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Franklin, Indiana, USA

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