August weather forecast
Costonia, OH

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Weather in August

August, the last month of the summer in Costonia, is another warm month, with an average temperature fluctuating between 59.9°F (15.5°C) and 81.9°F (27.7°C).

Temperature

Costonia observes a minor difference in average high-temperatures between July's 83.3°F (28.5°C) and August's 81.9°F (27.7°C). Despite the intense daytime heat, Costonia sustains a steady low-temperature average of 59.9°F (15.5°C) during August.

Heat index

The heat index value during August is appraised at a tropical 87.8°F (31°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

April, July and August, with an average relative humidity of 77%, are the least humid months.

Rainfall

In August, the rain falls for 16.9 days. Throughout August, 2.24" (57mm) of precipitation is accumulated. In Costonia, during the entire year, the rain falls for 175.9 days and collects up to 31.22" (793mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 44min.
On the first day of the month, sunrise is at 6:20 am and sunset at 8:36 pm. On the last day of August, sunrise is at 6:49 am and sunset at 7:55 pm EDT.

Sunshine

The months with the most sunshine are July and August, with an average of 10h of sunshine.

UV index

In Costonia, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 5 in August translates into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

In Costonia, 81.9°F (27.7°C) is the average high-temperature and 59.9°F (15.5°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 87.8°F (31°C).

What is the least humid month?

The months with the lowest humidity are April, July and August, with an average relative humidity of 77%.

What is the average humidity in August?

In August, the average relative humidity is 77%.

How many days does it rain in August?

In August, the rain falls for 16.9 days. Throughout August, 2.24" (57mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Costonia have in August?

In Costonia, the average day length in August is 13h and 44min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:20 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:55 pm EDT.

What is the month with the most sunshine?

July and August, with an average of 10h of sunshine, are months with the most sunshine.

How long on average sun shines in August?

In August, the average sunshine duration is 10h.

What is the UV index intensity in August?

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Costonia, OH

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

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in August
Costonia, OH

Average pressure in August - Costonia, OH
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Costonia, OH

Average wind speed in August - Costonia, OH
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in August
Costonia, OH

Average humidity in August - Costonia, OH
  • Average humidity in August: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in August
Costonia, OH

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

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in August
Costonia, OH

Average rainfall days in August - Costonia, OH
  • Average rainfall days in August: 16.9 days

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is February (9.4 days).

Average snowfall in August
Costonia, OH

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

The month with the highest snowfall is January (5").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Costonia, OH

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

The month with the highest number of snowfall days is January (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Costonia, OH
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 0min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in August
Costonia, OH

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

The month with the most sunshine days is November (15.5 days).
The months with the least sunshine days are January and May (8.8 days).

Average UV index in August
Costonia, OH

Average UV index in August - Costonia, OH
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
Costonia, OH

Average cloud cover in August - Costonia, OH
  • Average cloud cover in August: 35

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in August
Costonia, OH

Average visibility in August - Costonia, 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 and February (4mi).

Costonia, Ohio, USA

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