August weather forecast
Willoughby Hills, OH

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Weather in August

The last month of the summer, August, is also a moderately hot month in Willoughby Hills, Ohio, with temperature in the range of an average low of 64.6°F (18.1°C) and an average high of 77.7°F (25.4°C).

Temperature

The shift to August signals an average high-temperature of a still moderately hot 77.7°F (25.4°C), subtly varied from July's 78.8°F (26°C). An average low-temperature of 64.6°F (18.1°C) marks the nights in Willoughby Hills, Ohio throughout August.

Humidity

The months with the lowest humidity in Willoughby Hills, Ohio, are July and August, with an average relative humidity of 74%.

Rainfall

In Willoughby Hills, in August, it is raining for 16.5 days, with typically 2.2" (56mm) of accumulated precipitation. In Willoughby Hills, Ohio, during the entire year, the rain falls for 162.9 days and collects up to 28.58" (726mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In August, the average length of the day is 13h and 48min.
On the first day of the month, sunrise is at 6:20 am and sunset at 8:43 pm. On the last day of August, in Willoughby Hills, sunrise is at 6:51 am and sunset at 8:00 pm EDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 6 during August translates into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Willoughby Hills in August?

In August, the average high-temperature and low-temperature in Willoughby Hills, Ohio, are 77.7°F (25.4°C) and 64.6°F (18.1°C) respectively.

What are the least humid months in Willoughby Hills?

July and August, with an average relative humidity of 74%, are the least humid months.

What is the average humidity in August in Willoughby Hills?

In Willoughby Hills, the average relative humidity in August is 74%.

How many days does it rain in August in Willoughby Hills?

In Willoughby Hills, Ohio, in August, it is raining for 16.5 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Willoughby Hills?

In Willoughby Hills, Ohio, snow does not fall in June through October.

What is the average length of the day in August in Willoughby Hills?

In August, the average day length in Willoughby Hills, Ohio, is 13h and 48min.

When is the sunrise / sunset in August in Willoughby Hills?

On the first day of August in Willoughby Hills, Ohio, sunrise is at 6:20 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 8:00 pm EDT.

How long on average sun shines in August in Willoughby Hills?

In Willoughby Hills, Ohio, the average sunshine duration in August is 10.3h.

When is the highest UV index in Willoughby Hills?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in August in Willoughby Hills?

In Willoughby Hills, Ohio, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Willoughby Hills, OH

Average temperature in August - Willoughby Hills, OH
  • Average high temperature in August: 77.7°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

Average pressure in August
Willoughby Hills, OH

Average pressure in August - Willoughby Hills, 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).

Average wind speed in August
Willoughby Hills, OH

Average wind speed in August - Willoughby Hills, OH
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

Average humidity in August
Willoughby Hills, OH

Average humidity in August - Willoughby Hills, OH
  • Average humidity in August: 74%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (74%).

Average rainfall in August
Willoughby Hills, OH

Average rainfall in August - Willoughby Hills, OH
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is February (1.93").

Average rainfall days in August
Willoughby Hills, OH

Average rainfall days in August - Willoughby Hills, OH
  • Average rainfall days in August: 16.5 days

The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in August
Willoughby Hills, OH

Average snowfall in August - Willoughby Hills, OH
  • Average snowfall in August: 0"

The month with the highest snowfall is January (5.59").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in August
Willoughby Hills, OH

Average snowfall days in August - Willoughby Hills, OH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Willoughby Hills, OH

Average daylight in August / Average sunshine in August - Willoughby Hills, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

Average sunshine days in August
Willoughby Hills, OH

Average sunshine days in August - Willoughby Hills, OH
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is July (13.4 days).
The month with the least sunshine days is January (7.6 days).

Average UV index in August
Willoughby Hills, OH

Average UV index in August - Willoughby Hills, OH
  • Average UV index in August: 6

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

Average cloud cover in August
Willoughby Hills, OH

Average cloud cover in August - Willoughby Hills, OH
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in August
Willoughby Hills, OH

Average visibility in August - Willoughby Hills, OH
  • Average visibility in August: 6mi

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

Willoughby Hills, Ohio, USA

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