August weather forecast
Forest Hill, IN

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Weather in August

August, the last month of the summer in Forest Hill, is also a moderately hot month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 63.5°F (17.5°C).

Temperature

August's weather displays an average high-temperature of a still moderately hot 82°F (27.8°C), slightly varied from July's 83.1°F (28.4°C). Throughout August, the nighttime temperature averages to a comfortable 63.5°F (17.5°C).

Heat index

For August, the heat index is calculated to be a hot 87.8°F (31°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

In August, the average relative humidity is 79%.

Rainfall

In August, the rain falls for 12.3 days. Throughout August, 1.38" (35mm) of precipitation is accumulated. In Forest Hill, during the entire year, the rain falls for 137.6 days and collects up to 17.99" (457mm) of precipitation.

Snowfall

May through September are months without snowfall in Forest Hill.

Daylight

In Forest Hill, the average length of the day in August is 13h and 40min.
On the first day of the month, sunrise is at 6:43 am and sunset at 8:54 pm. On the last day of August, in Forest Hill, sunrise is at 7:10 am and sunset at 8:14 pm EDT.

Sunshine

In August, the average sunshine is 9.6h.

UV index

June through August, with an average maximum UV index of 6, 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 average person.
Note: In August, an average UV index of 6 transforms into the following instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Forest Hill in August?

In Forest Hill, in August, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 63.5°F (17.5°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 87.8°F (31°C).

What is the average humidity in August in Forest Hill?

In Forest Hill, Indiana, the average relative humidity in August is 79%.

How many days does it rain in August in Forest Hill?

In Forest Hill, in August, during 12.3 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

When it does not snow in Forest Hill?

May through September are months without snowfall.

How many hours of daylight does Forest Hill have in August?

The average day length in August in Forest Hill, Indiana, is 13h and 40min.

When are sunrise and sunset in August in Forest Hill?

On the first day of August in Forest Hill, Indiana, sunrise is at 6:43 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 8:14 pm EDT.

How many hours of sunshine does Forest Hill have in August?

In Forest Hill, Indiana, the average sunshine duration in August is 9.6h.

What is the month with the highest UV index in Forest Hill?

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

What is the UV index intensity in August in Forest Hill?

The average daily maximum UV index in August in Forest Hill, Indiana, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Forest Hill, IN

Average temperature in August - Forest Hill, IN
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.9°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 (22.8°F).

Average pressure in August
Forest Hill, IN

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

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

Average wind speed in August
Forest Hill, IN

Average wind speed in August - Forest Hill, IN
  • Average wind speed in August: 5.4mph

The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

Average humidity in August
Forest Hill, IN

Average humidity in August - Forest Hill, IN
  • Average humidity in August: 79%

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

Average rainfall in August
Forest Hill, IN

Average rainfall in August - Forest Hill, IN
  • Average rainfall in August: 1.38"

The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is September (0.98").

Average rainfall days in August
Forest Hill, IN

Average rainfall days in August - Forest Hill, IN
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in August
Forest Hill, IN

Average snowfall in August - Forest Hill, IN
  • Average snowfall in August: 0"

The month with the highest snowfall is March (1.46").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Forest Hill, IN

Average snowfall days in August - Forest Hill, IN
  • Average snowfall days in August: 0 days

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

Average daylight in August /
Average sunshine in August
Forest Hill, IN

Average daylight in August / Average sunshine in August - Forest Hill, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in August
Forest Hill, IN

Average sunshine days in August - Forest Hill, IN
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.4 days).

Average UV index in August
Forest Hill, IN

Average UV index in August - Forest Hill, IN
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
Forest Hill, IN

Average cloud cover in August - Forest Hill, IN
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in August
Forest Hill, IN

Average visibility in August - Forest Hill, IN
  • Average visibility in August: 6mi

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

Forest Hill, Indiana, USA

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