August weather forecast
Port Clinton, OH

Weather in August

The last month of the summer, August, is another warm month in Port Clinton, Ohio, with an average temperature varying between 75.9°F (24.4°C) and 66°F (18.9°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still moderately hot 75.9°F (24.4°C). The average low-temperature, in August, is 66°F (18.9°C).

Humidity

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

Rainfall

In Port Clinton, during August, the rain falls for 16.1 days and regularly aggregates up to 3.82" (97mm) of precipitation. 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, Ohio, snow does not fall in June through October.

Ocean temperature

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

Daylight

In Port Clinton, the average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 6:26 am and sunset at 8:49 pm. On the last day of August, in Port Clinton, Ohio, sunrise is at 6:57 am and sunset at 8:06 pm EDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

The average daily maximum UV index in August in Port Clinton, Ohio, is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in August interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
[Resources]

FAQ

What is the average humidity in August in Port Clinton?

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

How much does it rain in Port Clinton in August?

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?

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

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

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

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). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.6°F (24.8°C) water.

What is the average length of the day in August in Port Clinton?

The average day length in August in Port Clinton, Ohio, is 13h and 47min.

When are sunrise and sunset in August in Port Clinton?

On the first day of August, sunrise is at 6:26 am and sunset at 8:49 pm. On the last day of the month, 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 Port Clinton, Ohio, the average sunshine duration in August is 10.2h.

How high is the UV index in August in Port Clinton?

In Port Clinton, Ohio, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
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).

[Resources]

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).

[Resources]

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).

[Resources]

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%).

[Resources]

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").

[Resources]

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).

[Resources]

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").

[Resources]

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).

[Resources]

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).

[Resources]

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 47min

The month with the longest days is June (Average daylight: 15h and 8min).
The month with the shortest days is December (Average daylight: 9h and 14min).

  • Average sunshine in August: 10h and 12min

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).

[Resources]

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).

[Resources]

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).

[Resources]

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).

[Resources]

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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location