July weather forecast
Willoughby, OH

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Weather in July

July in Willoughby, Ohio, is a moderately hot summer month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 77.4°F (25.2°C).

Temperature

July is Willoughby's warmest month, registering average high temperatures of 77.4°F (25.2°C) and lows of 65.5°F (18.6°C).

Humidity

July and August, with an average relative humidity of 76%, are the least humid months.

Rainfall

In Willoughby, in July, it is raining for 17.4 days, with typically 2.87" (73mm) of accumulated precipitation. In Willoughby, during the entire year, the rain falls for 178.9 days and collects up to 32.2" (818mm) of precipitation.

Snowfall

May through October are months without snowfall in Willoughby.

Ocean temperature

In Willoughby, the average seawater temperature in July is 74.8°F (23.8°C).
Note: The cold tolerance of an individual, along with sunshine, wind, and the temperature of the environment, affects the enjoyment of swimming in 74.8°F (23.8°C) waters. (Olympic swimmers participate in waters ranging from 77°F (25°C) to 82.4°F (28°C).)

Daylight

The average length of the day in July in Willoughby is 14h and 50min.
On the first day of July, sunrise is at 5:55 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:44 pm EDT.

Sunshine

July has the most sunshine of the year in Willoughby, Ohio, with an average of 10.7h of sunshine.

UV index

The month with the highest UV index in Willoughby is July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 6 in July translates into these instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take warning! Reflective sand and water surfaces intensify the Sun's UV rays.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest in Willoughby?

The month of July sees the average highest temperatures in Willoughby, Ohio, reaching 77.4°F (25.2°C) at the peak and 65.5°F (18.6°C) at the low.

What are the temperatures in Willoughby in July?

In July, the average high-temperature and low-temperature in Willoughby, Ohio, are 77.4°F (25.2°C) and 65.5°F (18.6°C) respectively.

What is the least humid month in Willoughby?

The months with the lowest humidity are July and August, with an average relative humidity of 76%.

What is the average humidity in July in Willoughby?

In Willoughby, Ohio, the average relative humidity in July is 76%.

How many days does it rain in July in Willoughby?

In July, in Willoughby, Ohio, the rain falls for 17.4 days. Throughout July, 2.87" (73mm) of precipitation is accumulated.

When it does not snow in Willoughby?

In Willoughby, snow does not fall in May through October.

What is the ocean temperature in July in Willoughby?

In July, the average ocean temperature is 74.8°F (23.8°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 74.8°F (23.8°C).

What is the average length of the day in July in Willoughby?

The average day length in July in Willoughby, Ohio, is 14h and 50min.

What time are sunrise and sunset in July in Willoughby?

In July, on the first day of the month, sunrise is at 5:55 am and sunset at 9:03 pm. On the last day of the month, in Willoughby, Ohio, sunrise is at 6:19 am and sunset at 8:44 pm EDT.

What month has the most sunshine in Willoughby?

July has the most sunshine of the year in Willoughby, with an average of 10.7h of sunshine.

How long on average sun shines in July in Willoughby?

In Willoughby, Ohio, the average sunshine duration in July is 10.7h.

When is the highest UV index in Willoughby?

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the UV index intensity in July in Willoughby?

The average daily maximum UV index in July is 6. A UV Index 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 July
Willoughby, OH

Average temperature in July - Willoughby, OH
  • Average high temperature in July: 77.4°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in July: 65.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in July
Willoughby, OH

Average pressure in July - Willoughby, OH
  • Average pressure in July: 29.96"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 July
Willoughby, OH

Average wind speed in July - Willoughby, OH
  • Average wind speed in July: 7mph

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in July
Willoughby, OH

Average humidity in July - Willoughby, OH
  • Average humidity in July: 76%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (76%).

Average rainfall in July
Willoughby, OH

Average rainfall in July - Willoughby, OH
  • Average rainfall in July: 2.87"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in July
Willoughby, OH

Average rainfall days in July - Willoughby, OH
  • Average rainfall days in July: 17.4 days

The month with the highest number of rainy days is October (18 days).
The month with the least rainy days is January (9 days).

Average snowfall in July
Willoughby, OH

Average snowfall in July - Willoughby, OH
  • Average snowfall in July: 0"

The month with the highest snowfall is February (5.31").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Willoughby, OH

Average snowfall days in July - Willoughby, OH
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in July
Willoughby, OH

Average sea temperature in July - Willoughby, OH
  • Average sea temperature in July: 74.9°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 (32.5°F).

Average daylight in July /
Average sunshine in July
Willoughby, OH

Average daylight in July / Average sunshine in July - Willoughby, OH
  • Average daylight in July: 14h 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 July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).

Average sunshine days in July
Willoughby, OH

Average sunshine days in July - Willoughby, OH
  • Average sunshine days in July: 11 days

The month with the most sunshine days is May (11.4 days).
The month with the least sunshine days is January (6.8 days).

Average UV index in July
Willoughby, OH

Average UV index in July - Willoughby, OH
  • Average UV index in July: 6

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

Average cloud cover in July
Willoughby, OH

Average cloud cover in July - Willoughby, OH
  • Average cloud cover in July: 27

The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in July
Willoughby, OH

Average visibility in July - Willoughby, OH
  • Average visibility in July: 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).

Willoughby, Ohio, USA

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