August weather forecast
Roselawn, OH

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Weather in August

The last month of the summer, August, is another warm month in Roselawn, Ohio, with an average temperature varying between 83.1°F (28.4°C) and 64.8°F (18.2°C).

Temperature

The beginning of August records an average high-temperature of a still moderately hot 83.1°F (28.4°C), almost echoing the conditions of the previous month. During August, Roselawn sees a mean low-temperature of 64.8°F (18.2°C).

Heat index

The average heat index in August is estimated at a tropical 89.6°F (32°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

August through October, with an average relative humidity of 74%, are the least humid months.

Rainfall

In Roselawn, in August, it is raining for 10.8 days, with typically 0.91" (23mm) of accumulated precipitation. In Roselawn, during the entire year, the rain falls for 121.7 days and collects up to 12.4" (315mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Roselawn, the average length of the day in August is 13h and 40min.
On the first day of August in Roselawn, sunrise is at 6:38 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 8:09 pm EDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Roselawn. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the UV index of 6 transforms into the following advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

How hot is August in Roselawn?

August temperatures in Roselawn vary between a high-temperature of 83.1°F (28.4°C) and a low-temperature of 64.8°F (18.2°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is estimated at 89.6°F (32°C).

What is the least humid month in Roselawn?

The months with the lowest humidity in Roselawn are August through October, with an average relative humidity of 74%.

What is the average humidity in August in Roselawn?

In Roselawn, Ohio, the average relative humidity in August is 74%.

How many days does it rain in August in Roselawn?

In Roselawn, Ohio, during August, the rain falls for 10.8 days and regularly aggregates up to 0.91" (23mm) of precipitation.

When it does not snow in Roselawn?

May through October are months without snowfall.

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

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

When are sunrise and sunset in August in Roselawn?

On the first day of August in Roselawn, Ohio, sunrise is at 6:38 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 8:09 pm EDT.

How long on average sun shines in August in Roselawn?

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

When is the highest UV index in Roselawn?

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

What is the UV index reading in August in Roselawn?

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

Average temperature in August - Roselawn, OH
  • Average high temperature in August: 83.1°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

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Average pressure in August
Roselawn, OH

Average pressure in August - Roselawn, 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
Roselawn, OH

Average wind speed in August - Roselawn, OH
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in August
Roselawn, OH

Average humidity in August - Roselawn, OH
  • Average humidity in August: 74%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, September and October (74%).

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Average rainfall in August
Roselawn, OH

Average rainfall in August - Roselawn, OH
  • Average rainfall in August: 0.91"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is September (0.63").

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Average rainfall days in August
Roselawn, OH

Average rainfall days in August - Roselawn, OH
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is November (6.5 days).

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Average snowfall in August
Roselawn, OH

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

The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Roselawn, OH

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

The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Roselawn, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Roselawn, OH

Average sunshine days in August - Roselawn, OH
  • Average sunshine days in August: 18.4 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (14 days).

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Average UV index in August
Roselawn, OH

Average UV index in August - Roselawn, 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).

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Average cloud cover in August
Roselawn, OH

Average cloud cover in August - Roselawn, OH
  • Average cloud cover in August: 26

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 26).

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Average visibility in August
Roselawn, OH

Average visibility in August - Roselawn, 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).

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Roselawn, Ohio, USA

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