August weather forecast and climate
Circleville, OH

August, the last month of the summer, in Circleville, is another warm month, with average temperature varying between 62.1°F (16.7°C) and 82°F (27.8°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still warm 82°F (27.8°C). The average low-temperature, in Circleville, Ohio, is 62.1°F (16.7°C).

Heat index

The average heat index is evaluated at a hot 88.3°F (31.3°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. 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', 'apparent temperature', 'feels like', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, differences in body mass, height, and shape, metabolic differences), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In August, the average relative humidity in Circleville, Ohio, is 78%.

Rainfall

In August, in Circleville, the rain falls for 15.3 days. Throughout August, 2.32" (59mm) of precipitation is accumulated. In Circleville, during the entire year, the rain falls for 168.9 days and collects up to 32.4" (823mm) of precipitation.

Snowfall

May through September are months without snowfall in Circleville.

Daylight

In August, the average length of the day in Circleville is 13.7h.

Sunshine

The month with the most sunshine in Circleville is August, with an average of 10.5h of sunshine.

UV index

Months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in August interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Circleville?

In August, in Circleville, Ohio, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 62.1°F (16.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), that calculates temperature value influenced by the moisture in the air, is evaluated at 88.3°F (31.3°C).

What is the average humidity in August in Circleville?

In Circleville, Ohio, the average relative humidity in August is 78%.

How much does it rain in Circleville in August?

In Circleville, Ohio, in August, during 15.3 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

When it does not snow in Circleville?

In Circleville snow does not fall in May through September.

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

In August, the average length of the day in Circleville, Ohio, is 13.7h.

What month has the most sunshine in Circleville?

With an average of 10.5h of sunshine, August has the most sunshine of the year in Circleville.

How long on average sun shines in August in Circleville?

In Circleville, the average sunshine in August is 10.5h.

What is the month with the highest UV index in Circleville?

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

What is the UV index intensity in August in Circleville?

In Circleville, Ohio, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the UV radiation.
Average temperature in August - Circleville, OH
  • Average high temperature in August: 27.8°C

The warmest month (with the highest average high temperature) is July (28.2°C).
The month with the lowest average high temperature is January (1.6°C).

  • Average low temperature in August: 16.7°C

The month with the highest average low temperature is July (17.9°C).
The coldest month (with the lowest average low temperature) is January (-5.4°C).

Average pressure in August - Circleville, OH
  • Average pressure in August: 1015.7mbar

The month with the highest atmospheric pressure is November (1020.8mbar).
The month with the lowest atmospheric pressure is June (1014mbar).

Average wind speed in August - Circleville, OH
  • Average wind speed in August: 8.3km/h

The windiest month (with the highest average wind speed) is January (14.4km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).

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

Months with the highest relative humidity are January and February (82%).
Months with the lowest relative humidity are October and November (75%).

Average rainfall in August - Circleville, OH
  • Average rainfall in August: 59mm

The wettest month (with the highest rainfall) is May (95mm).
The driest month (with the least rainfall) is September (49mm).

Average rainfall days in August - Circleville, OH
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in August - Circleville, OH
  • Average snowfall in August: 0mm

Months with the highest snowfall are January and February (87mm).
Months with the least snowfall are May, June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (11.9 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Circleville, OH
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in August: 10.5h

The month with the most sunshine is August (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 3.7h).

Average sunshine days in August - Circleville, OH
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.2 days).

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

Average cloud cover in August - Circleville, 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 - Circleville, OH
  • Average visibility in August: 9km

Months with the highest visibility are March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January and February (8km).