July weather forecast
Centerville, OH

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Weather in July

July, the same as June, is another warm summer month in Centerville, Ohio, with an average temperature ranging between min 64.9°F (18.3°C) and max 81.5°F (27.5°C).

Temperature

Centerville's July weather, marked by an average high temperature of 81.5°F (27.5°C) and an average low temperature of 64.9°F (18.3°C), is the warmest in the year.

Heat index

July's mean heat index is evaluated at a tropical 87.8°F (31°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In Centerville, the average relative humidity in July is 81%.

Rainfall

In Centerville, Ohio, in July, during 14.4 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Centerville, during the entire year, the rain falls for 139.3 days and collects up to 19.92" (506mm) of precipitation.

Snowfall

May through September are months without snowfall in Centerville.

Daylight

The average length of the day in July is 14h and 39min.
On the first day of the month, sunrise is at 6:13 am and sunset at 9:08 pm. On the last day of July, sunrise is at 6:35 am and sunset at 8:50 pm EDT.

Sunshine

In July, the average sunshine is 10.1h.

UV index

May 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 threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: During July, 6 as the daily maximum UV index converts into the following advice:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

Centerville's July weather, with an average high temperature of 81.5°F (27.5°C) and an average low temperature of 64.9°F (18.3°C), tends to be the warmest of the year.

What are the temperatures in July?

The average high-temperature and low-temperature during July are 81.5°F (27.5°C) and 64.9°F (18.3°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in July?

In July, the average relative humidity is 81%.

How much does it rain in July?

In Centerville, in July, it is raining for 14.4 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow in Centerville?

In Centerville, snow does not fall in May through September.

How many hours of daylight does Centerville have in July?

In July, the average day length is 14h and 39min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 6:13 am and sunset at 9:08 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:50 pm EDT.

How many hours of sunshine does Centerville have in July?

In Centerville, the average sunshine duration in July is 10.1h.

What are the months with the highest UV index?

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

What is the UV index intensity in July?

In Centerville, Ohio, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Centerville, OH

Average temperature in July - Centerville, OH
  • Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in July: 64.9°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 (22.1°F).

Average pressure in July
Centerville, OH

Average pressure in July - Centerville, OH
  • Average pressure in July: 29.97"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in July
Centerville, OH

Average wind speed in July - Centerville, OH
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in July
Centerville, OH

Average humidity in July - Centerville, OH
  • Average humidity in July: 81%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (74%).

Average rainfall in July
Centerville, OH

Average rainfall in July - Centerville, OH
  • Average rainfall in July: 2.05"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is October (1.18").

Average rainfall days in July
Centerville, OH

Average rainfall days in July - Centerville, OH
  • Average rainfall days in July: 14.4 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in July
Centerville, OH

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

The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Centerville, OH

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

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 10h and 1min

The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in July
Centerville, OH

Average sunshine days in July - Centerville, OH
  • Average sunshine days in July: 13.7 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is May (12 days).

Average UV index in July
Centerville, OH

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Centerville, OH

Average cloud cover in July - Centerville, OH
  • Average cloud cover in July: 32

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in July
Centerville, OH

Average visibility in July - Centerville, OH
  • Average visibility in July: 6mi

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

Centerville, Ohio, USA

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