August weather forecast
Port Clinton, OH

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Weather in August

In August, summer continues its reign in Port Clinton. A slight dip in temperature only slightly alleviates the burden of the blazing summer sun. Water activity is common through this period, with Lake Erie maintaining high temperatures. Despite being one of the year's hottest months, peak summer crowding begins to taper off. Though witnessing 3.82" (97mm) of rainfall, the showers do not dampen the town's vibrant summer spirit.

Temperature

August's arrival registers an average high-temperature of a still warm 75.9°F (24.4°C), closely aligning with the temperature of the previous month. Throughout August nights, Port Clinton registers an average low-temperature of 66°F (18.9°C).

Humidity

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

Rainfall

In August, the rain falls for 16.1 days. Throughout August, 3.82" (97mm) of precipitation is accumulated. In Port Clinton, during the entire year, the rain falls for 163.4 days and collects up to 34.92" (887mm) of precipitation.

Snowfall

In Port Clinton, snow does not fall in June through October.

Ocean temperature

July and August, with an average ocean temperature of 76.6°F (24.8°C), are months with the warmest seawater.
Note: For those not fond of cold temperatures, taking a swim at 76.6°F (24.8°C) may require consideration of the sunshine, wind, and ambient temperature. While wetsuits are not mandatory, they can enhance the experience.

Daylight

The average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 6:27 am and sunset at 8:48 pm. On the last day of August, in Port Clinton, sunrise is at 6:57 am and sunset at 8:06 pm EDT.

Sunshine

In Port Clinton, the average sunshine in August is 10.2h.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Be vigilant - Preventing sunburn is recommended. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Stay aware! UV radiation is magnified when reflecting off sand and water.
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Frequently asked questions

What is the temperature in August in Port Clinton?

In Port Clinton, 75.9°F (24.4°C) is the average high-temperature and 66°F (18.9°C) is the average low-temperature during August.

What is the average humidity in August in Port Clinton?

The average relative humidity in August in Port Clinton, Ohio, is 79%.

How many days does it rain in August in Port Clinton?

In Port Clinton, in August, during 16.1 rainfall days, 3.82" (97mm) of precipitation is typically accumulated.

When it does not snow in Port Clinton?

June through October are months without snowfall.

What are the months with the warmest ocean in Port Clinton?

The months with the warmest seawater in Port Clinton, Ohio, are July and August, with an average ocean temperature of 76.6°F (24.8°C).

What is the water temperature in August in Port Clinton?

In Port Clinton, in August, the average water temperature is 76.6°F (24.8°C). For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 76.6°F (24.8°C).

How many hours of daylight does Port Clinton have in August?

In Port Clinton, the average day length in August is 13h and 47min.

What time are sunrise and sunset in August in Port Clinton?

In August, on the first day of the month, sunrise is at 6:27 am and sunset at 8:48 pm. On the last day of the month, in Port Clinton, Ohio, sunrise is at 6:57 am and sunset at 8:06 pm EDT.

How long on average sun shines in August in Port Clinton?

In August, the average sunshine duration is 10.2h.

What is the UV index intensity in August in Port Clinton?

In Port Clinton, Ohio, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Port Clinton, OH

Average temperature in August - Port Clinton, OH
  • Average high temperature in August: 75.9°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in August: 66°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in August
Port Clinton, OH

Average pressure in August - Port Clinton, OH
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Port Clinton, OH

Average wind speed in August - Port Clinton, OH
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

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Average humidity in August
Port Clinton, OH

Average humidity in August - Port Clinton, OH
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in August
Port Clinton, OH

Average rainfall in August - Port Clinton, OH
  • Average rainfall in August: 3.82"

The wettest month (with the highest rainfall) is June (4.76").
The driest month (with the least rainfall) is February (1.57").

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Average rainfall days in August
Port Clinton, OH

Average rainfall days in August - Port Clinton, OH
  • Average rainfall days in August: 16.1 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (7.6 days).

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Average snowfall in August
Port Clinton, OH

Average snowfall in August - Port Clinton, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.54").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Port Clinton, OH

Average snowfall days in August - Port Clinton, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in August
Port Clinton, OH

Average sea temperature in August - Port Clinton, OH
  • Average sea temperature in August: 76.5°F

The best month for swimming (with the highest average sea temperature) is July (76.6°F).
The coldest month (with the lowest average sea temperature) is February (32.3°F).

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Average daylight in August /
Average sunshine in August
Port Clinton, OH

Average daylight in August / Average sunshine in August - Port Clinton, OH
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in August
Port Clinton, OH

Average sunshine days in August - Port Clinton, OH
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (9 days).

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Average UV index in August
Port Clinton, OH

Average UV index in August - Port Clinton, 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).

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Average cloud cover in August
Port Clinton, OH

Average cloud cover in August - Port Clinton, OH
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 29).

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Average visibility in August
Port Clinton, OH

Average visibility in August - Port Clinton, OH
  • Average visibility in August: 6mi

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

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Port Clinton, Ohio, USA

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