August weather forecast
Sumner, OH

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Weather in August

The last month of the summer, August, is also a moderately hot month in Sumner, Ohio, with temperature in the range of an average high of 85.5°F (29.7°C) and an average low of 62.6°F (17°C).

Temperature

Sumner in August witnesses an average high-temperature of a warm 85.5°F (29.7°C), indicating a slight variation from July's 86.5°F (30.3°C). August presents a pronounced difference from daytime highs, with a consistent average low-temperature of 62.6°F (17°C).

Heat index

In August, the average heat index is evaluated at a torrid 95°F (35°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

August is the least humid month, with an average relative humidity of 74%.

Rainfall

In August, the rain falls for 14.8 days. Throughout August, 2.24" (57mm) of precipitation is accumulated. Throughout the year, there are 172.1 rainfall days, and 33.03" (839mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 39min.
On the first day of the month, sunrise is at 6:28 am and sunset at 8:39 pm. On the last day of August, sunrise is at 6:56 am and sunset at 7:59 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in Sumner are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 transforms into these recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

How hot is August in Sumner?

August temperatures vary between a high-temperature of 85.5°F (29.7°C) and a low-temperature of 62.6°F (17°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 95°F (35°C).

What is the least humid month in Sumner?

With an average relative humidity of 74%, August is the least humid month in Sumner, Ohio.

What is the average humidity in August in Sumner?

The average relative humidity in August in Sumner is 74%.

How many days does it rain in August in Sumner?

In Sumner, in August, it is raining for 14.8 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Sumner?

In Sumner, Ohio, snow does not fall in May through September.

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

The average day length in August in Sumner, Ohio, is 13h and 39min.

What time are sunrise and sunset in August in Sumner?

In August, on the first day of the month, sunrise is at 6:28 am and sunset at 8:39 pm. On the last day of the month, in Sumner, sunrise is at 6:56 am and sunset at 7:59 pm EDT.

What month has the most sunshine in Sumner?

August has the most sunshine of the year, with an average of 10.3h of sunshine.

How long on average sun shines in August in Sumner?

In Sumner, the average sunshine duration in August is 10.3h.

When is the highest UV index in Sumner?

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

How high is the UV index in August in Sumner?

The average daily maximum UV index in August in Sumner, Ohio, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to 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
Sumner, OH

Average temperature in August - Sumner, OH
  • Average high temperature in August: 85.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.2°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in August
Sumner, OH

Average pressure in August - Sumner, OH
  • Average pressure in August: 30.01"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in August
Sumner, OH

Average wind speed in August - Sumner, OH
  • Average wind speed in August: 4.5mph

The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in August
Sumner, OH

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

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in August
Sumner, OH

Average rainfall in August - Sumner, OH
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in August
Sumner, OH

Average rainfall days in August - Sumner, OH
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.6 days).

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Average snowfall in August
Sumner, OH

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

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

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Average snowfall days in August
Sumner, OH

Average snowfall days in August - Sumner, 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
Sumner, OH

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

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Average sunshine days in August
Sumner, OH

Average sunshine days in August - Sumner, OH
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (9.1 days).

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Average UV index in August
Sumner, OH

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

The months with the highest UV index are May, 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
Sumner, OH

Average cloud cover in August - Sumner, OH
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in August
Sumner, OH

Average visibility in August - Sumner, OH
  • Average visibility in August: 5mi

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

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Sumner, Ohio, USA

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