August weather forecast
Hillsboro, OH

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Weather in August

The last month of the summer, August, is another warm month in Hillsboro, Ohio, with an average temperature ranging between max 81.9°F (27.7°C) and min 62.4°F (16.9°C).

Temperature

August's advent denotes a minor fluctuation in the average high-temperature to a still moderately hot 81.9°F (27.7°C) from July's 82.6°F (28.1°C). An average nighttime temperature of 62.4°F (16.9°C) is recorded during August.

Heat index

August's average heat index is computed to be a hot 87.8°F (31°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

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

Rainfall

In August, the rain falls for 15.4 days. Throughout August, 2.48" (63mm) of precipitation is accumulated. In Hillsboro, during the entire year, the rain falls for 174 days and collects up to 34.72" (882mm) of precipitation.

Snowfall

In Hillsboro, snow does not fall in May through September.

Daylight

In Hillsboro, 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 8:46 pm. On the last day of August, sunrise is at 7:02 am and sunset at 8:06 pm EDT.

Sunshine

August has the most sunshine of the year in Hillsboro, with an average of 10.3h 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 radiation for average individuals.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Shield from overexposure. Defense against sun-related harm is required. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What is the usual temperature for Hillsboro in August?

The average high-temperature, in August, in Hillsboro, is 81.9°F (27.7°C), while the average low-temperature is 62.4°F (16.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 87.8°F (31°C).

What is the average humidity in August in Hillsboro?

In August, the average relative humidity is 78%.

How much does it rain in Hillsboro in August?

In Hillsboro, in August, during 15.4 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

When it does not snow in Hillsboro?

May through September are months without snowfall in Hillsboro.

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

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

What time are sunrise and sunset in August in Hillsboro?

In August, on the first day of the month, sunrise is at 6:35 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 8:06 pm EDT.

What month has the most sunshine in Hillsboro?

With an average of 10.3h of sunshine, August has the most sunshine of the year in Hillsboro.

How long on average sun shines in August in Hillsboro?

The average sunshine duration in August in Hillsboro is 10.3h.

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

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

What is the UV index intensity in August in Hillsboro?

The average daily maximum UV index in August in Hillsboro, Ohio, is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Hillsboro, OH

Average temperature in August - Hillsboro, OH
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (35.2°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 (22.8°F).

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Average pressure in August
Hillsboro, OH

Average pressure in August - Hillsboro, 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 (29.95"Hg).

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Average wind speed in August
Hillsboro, OH

Average wind speed in August - Hillsboro, OH
  • Average wind speed in August: 5.4mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in August
Hillsboro, OH

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

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
Hillsboro, OH

Average rainfall in August - Hillsboro, 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
Hillsboro, OH

Average rainfall days in August - Hillsboro, OH
  • Average rainfall days in August: 15.4 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (10.3 days).

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Average snowfall in August
Hillsboro, OH

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

The month with the highest snowfall is February (4.06").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Hillsboro, OH

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

The month with the highest number of snowfall days is January (11.3 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
Hillsboro, OH

Average daylight in August / Average sunshine in August - Hillsboro, 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 30min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in August
Hillsboro, OH

Average sunshine days in August - Hillsboro, OH
  • Average sunshine days in August: 12.5 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (8.9 days).

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Average UV index in August
Hillsboro, OH

Average UV index in August - Hillsboro, OH
  • 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).

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Average cloud cover in August
Hillsboro, OH

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

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Hillsboro, OH

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

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

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Hillsboro, Ohio, USA

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