August weather forecast
Wilmington, OH

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Weather in August

August, the last month of the summer in Wilmington, is another warm month, with an average temperature varying between 80.4°F (26.9°C) and 62.4°F (16.9°C).

Temperature

As Wilmington steps into August, the average high-temperature is measured at a still moderately hot 80.4°F (26.9°C), displaying minor differences from July's 81.1°F (27.3°C). An average low-temperature of 62.4°F (16.9°C) is noted in Wilmington during the month of August.

Humidity

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

Rainfall

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

Snowfall

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

Daylight

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

Sunshine

The month with the most sunshine is August, with an average of 10.2h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What are August temperatures in Wilmington?

The high-temperature, in August, in Wilmington, is 80.4°F (26.9°C), while the low-temperature averages to 62.4°F (16.9°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, 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 many days does it rain in August in Wilmington?

In Wilmington, in August, during 15.3 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

When it does not snow in Wilmington?

June through September are months without snowfall in Wilmington, Ohio.

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

The average day length in August in Wilmington, Ohio, is 13h and 40min.

What time are sunrise and sunset in August in Wilmington?

On the first day of August in Wilmington, 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 in Wilmington?

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

How long on average sun shines in August in Wilmington?

In August, the average sunshine duration in Wilmington, Ohio, is 10.2h.

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

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

How high is the UV index in August in Wilmington?

In August, the average daily maximum UV index in Wilmington is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe 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
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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Wilmington, Ohio, USA

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