August weather forecast
Ashtabula, OH

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Weather in August

August in Ashtabula, Ohio, embraces the late Summer with strong sunshine and elevated temperature levels, slightly lower than July's peak. The weather provides ample opportunities to explore the city's rich architectural heritage and numerous vineyards. Humidity remains constant from July, allowing more comfortable nights due to cooler temperatures. With temperatures dropping from 77°F (25°C) in July to 75.9°F (24.4°C) in August, the shift towards Fall begins. Characteristics of August weather include lengthening evenings, creating a soothing atmosphere to cap off summer's end.

Temperature

The ushering in of August in Ashtabula brings an average high-temperature of a still warm 75.9°F (24.4°C), closely mirroring the 77°F (25°C) of July. Throughout August, Ashtabula witnesses a nighttime temperature average of 63.9°F (17.7°C).

Humidity

The months with the lowest humidity in Ashtabula are July through September, with an average relative humidity of 78%.

Rainfall

In August, in Ashtabula, the rain falls for 18.8 days. Throughout August, 3.07" (78mm) of precipitation is accumulated. In Ashtabula, during the entire year, the rain falls for 181 days and collects up to 36.34" (923mm) of precipitation.

Snowfall

June through September are months without snowfall in Ashtabula.

Ocean temperature

August is the month with the warmest seawater in Ashtabula, with an average ocean temperature of 75.7°F (24.3°C).
Note: For someone not comfortable with cold, swimming in 75.7°F (24.3°C) waters might be a stretch. However, with favorable conditions like abundant sunshine, mild wind, and warm air temperatures, the experience can be improved. And while wetsuits are not a must, they can be considered.

Daylight

In Ashtabula, the average length of the day in August is 13h and 49min.
On the first day of the month, sunrise is at 6:17 am and sunset at 8:41 pm. On the last day of August, in Ashtabula, Ohio, sunrise is at 6:48 am and sunset at 7:57 pm EDT.

Sunshine

In August, the average sunshine in Ashtabula is 10.5h.

UV index

In Ashtabula, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, the UV index of 5 transforms into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take heed! Reflections of sand and water make the Sun's UV rays stronger.
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Frequently asked questions

What are the temperatures in Ashtabula in August?

In Ashtabula, 75.9°F (24.4°C) is the average high-temperature and 63.9°F (17.7°C) is the average low-temperature during August.

What are the least humid months in Ashtabula?

July through September, with an average relative humidity of 78%, are the least humid months in Ashtabula, Ohio.

What is the average humidity in August in Ashtabula?

In Ashtabula, the average relative humidity in August is 78%.

How much does it rain in Ashtabula in August?

In Ashtabula, Ohio, during August, the rain falls for 18.8 days and regularly aggregates up to 3.07" (78mm) of precipitation.

When it does not snow in Ashtabula?

In Ashtabula, Ohio, snow does not fall in June through September.

When is the ocean warmest in Ashtabula?

The month with the warmest seawater in Ashtabula, Ohio, is August, with an average ocean temperature of 75.7°F (24.3°C).

How warm is the water in August in Ashtabula?

In Ashtabula, Ohio, the average seawater temperature in August is 75.7°F (24.3°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 75.7°F (24.3°C) water may be enjoyable.

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

The average day length in August in Ashtabula, Ohio, is 13h and 49min.

When are sunrise and sunset in August in Ashtabula?

In August, on the first day of the month, sunrise is at 6:17 am and sunset at 8:41 pm. On the last day of the month, in Ashtabula, Ohio, sunrise is at 6:48 am and sunset at 7:57 pm EDT.

How long on average sun shines in August in Ashtabula?

In August, the average sunshine duration is 10.5h.

What is the UV index intensity in August in Ashtabula?

The average daily maximum UV index in August in Ashtabula 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Ashtabula, OH

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

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in August
Ashtabula, OH

Average pressure in August - Ashtabula, 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
Ashtabula, OH

Average wind speed in August - Ashtabula, OH
  • Average wind speed in August: 7.4mph

The windiest month (with the highest average wind speed) is January (11.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in August
Ashtabula, OH

Average humidity in August - Ashtabula, OH
  • Average humidity in August: 78%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are July, August and September (78%).

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Average rainfall in August
Ashtabula, OH

Average rainfall in August - Ashtabula, OH
  • Average rainfall in August: 3.07"

The wettest month (with the highest rainfall) is June (3.94").
The driest months (with the least rainfall) are February and November (2.4").

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Average rainfall days in August
Ashtabula, OH

Average rainfall days in August - Ashtabula, OH
  • Average rainfall days in August: 18.8 days

The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in August
Ashtabula, OH

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

The month with the highest snowfall is January (6.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Ashtabula, OH

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

The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in August
Ashtabula, OH

Average sea temperature in August - Ashtabula, OH
  • Average sea temperature in August: 75.7°F

The best month for swimming (with the highest average sea temperature) is August (75.7°F).
The coldest month (with the lowest average sea temperature) is February (32.7°F).

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

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

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

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

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Average sunshine days in August
Ashtabula, OH

Average sunshine days in August - Ashtabula, OH
  • Average sunshine days in August: 9.8 days

The month with the most sunshine days is September (11 days).
The month with the least sunshine days is January (5.9 days).

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Average UV index in August
Ashtabula, OH

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

The month with the highest UV index is 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
Ashtabula, OH

Average cloud cover in August - Ashtabula, OH
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in August
Ashtabula, OH

Average visibility in August - Ashtabula, OH
  • Average visibility in August: 6mi

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

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Ashtabula, Ohio, USA

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