August weather forecast
Wilmington, OH

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Weather in August

The last month of the summer, August, is also a moderately hot month in Wilmington, Ohio, with an average temperature ranging between max 80.4°F (26.9°C) and min 62.4°F (16.9°C).

Temperature

The unfolding of August shows an average high-temperature of a still moderately hot 80.4°F (26.9°C), indicating a slight variance from July's 81.1°F (27.3°C). In August, Wilmington's temperature tends to fall to an average low of 62.4°F (16.9°C) during the night.

Humidity

In Wilmington, the average relative humidity in August is 79%.

Rainfall

In Wilmington, in August, during 15.3 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Wilmington, Ohio, during the entire year, the rain falls for 169.2 days and collects up to 34.45" (875mm) of precipitation.

Snowfall

June through September are months without snowfall in Wilmington.

Daylight

In Wilmington, the average length of the day in August is 13h and 40min.
On the first day of the month, sunrise is at 6:35 am and sunset at 8:47 pm. On the last day of August, sunrise is at 7:03 am and sunset at 8:07 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

In August, in Wilmington, the average high-temperature is 80.4°F (26.9°C), and the average low-temperature is 62.4°F (16.9°C). In July, the average heat index (a.k.a. 'real feel', 'felt air 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 Wilmington, the average relative humidity in August is 79%.

How much does it rain in August?

In August, the rain falls for 15.3 days. Throughout August, 2.48" (63mm) of precipitation is accumulated.

When it does not snow?

In Wilmington, Ohio, snow does not fall in June through September.

How many hours of daylight does Wilmington have in August?

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

When are sunrise and sunset in August in Wilmington?

On the first day of August, sunrise is at 6:35 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 8:07 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.2h of sunshine.

How long on average sun shines in August in Wilmington?

The average sunshine duration in August is 10.2h.

What are the months with the highest UV index?

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

What is the UV index reading in August?

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

Average temperature in August - Wilmington, OH
  • Average high temperature in August: 80.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average pressure in August
Wilmington, OH

Average pressure in August - Wilmington, 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
Wilmington, OH

Average wind speed in August - Wilmington, OH
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in August
Wilmington, OH

Average humidity in August - Wilmington, OH
  • Average humidity in August: 79%

The months with the highest relative humidity are January, February and December (82%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in August
Wilmington, OH

Average rainfall in August - Wilmington, OH
  • Average rainfall in August: 2.48"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in August
Wilmington, OH

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

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is February (9 days).

Average snowfall in August
Wilmington, OH

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

The month with the highest snowfall is February (3.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Wilmington, OH

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Wilmington, OH

Average daylight in August / Average sunshine in August - Wilmington, 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 month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in August
Wilmington, OH

Average sunshine days in August - Wilmington, OH
  • Average sunshine days in August: 12.7 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is May (8.7 days).

Average UV index in August
Wilmington, OH

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

The months with the highest UV index are 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
Wilmington, OH

Average cloud cover in August - Wilmington, OH
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
Wilmington, OH

Average visibility in August - Wilmington, OH
  • Average visibility in August: 6mi

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

Wilmington, Ohio, USA

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