August weather forecast
Lebanon, OH

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Weather in August

The last month of the summer, August, is also a moderately hot month in Lebanon, Ohio, with temperature in the range of an average low of 62.6°F (17°C) and an average high of 81.1°F (27.3°C).

Temperature

August's advent presents an average high-temperature of a still warm 81.1°F (27.3°C), indicating a slight variation from the conditions of the previous month. Lebanon, in the month of August, anticipates a consistent average low-temperature of 62.6°F (17°C).

Heat index

Throughout August, the heat index is calculated to be a tropical 86°F (30°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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 Lebanon, the average relative humidity in August is 78%.

Rainfall

In August, the rain falls for 13.5 days. Throughout August, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 150.3 rainfall days, and 25" (635mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 6:37 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 8:08 pm EDT.

Sunshine

In August, the average sunshine is 10.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 6 during August translates into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

August temperatures vary between a high-temperature of 81.1°F (27.3°C) and a low-temperature of 62.6°F (17°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the average humidity in August?

The average relative humidity in August is 78%.

How much does it rain in August?

In August, the rain falls for 13.5 days. Throughout August, 1.81" (46mm) of precipitation is accumulated.

When it does not snow?

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

How many hours of daylight does Lebanon have in August?

In Lebanon, the average day length in August is 13h and 40min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:37 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 8:08 pm EDT.

How many hours of sunshine does Lebanon have in August?

In August, the average sunshine duration is 10.1h.

What are the months with the highest UV index in Lebanon?

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

How high is the UV index in August in Lebanon?

In Lebanon, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Lebanon, OH

Average temperature in August - Lebanon, OH
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

Average pressure in August
Lebanon, OH

Average pressure in August - Lebanon, OH
  • Average pressure in August: 29.99"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Lebanon, OH

Average wind speed in August - Lebanon, OH
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in August
Lebanon, OH

Average humidity in August - Lebanon, OH
  • Average humidity in August: 78%

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

Average rainfall in August
Lebanon, OH

Average rainfall in August - Lebanon, OH
  • Average rainfall in August: 1.81"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in August
Lebanon, OH

Average rainfall days in August - Lebanon, OH
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8 days).

Average snowfall in August
Lebanon, OH

Average snowfall in August - Lebanon, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Lebanon, OH

Average snowfall days in August - Lebanon, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.5 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
Lebanon, OH

Average daylight in August / Average sunshine in August - Lebanon, OH
  • 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: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Lebanon, OH

Average sunshine days in August - Lebanon, OH
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in August
Lebanon, OH

Average UV index in August - Lebanon, OH
  • Average UV index in August: 6

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

Average cloud cover in August
Lebanon, OH

Average cloud cover in August - Lebanon, OH
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Lebanon, OH

Average visibility in August - Lebanon, OH
  • 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).

Lebanon, Ohio, USA

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