July weather forecast
Centerville, TN

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Weather in July

July, like June, is another hot summer month in Centerville, Tennessee, with an average temperature varying between 68°F (20°C) and 87.6°F (30.9°C).

Temperature

Centerville reaches its highest average temperatures in July, measuring 87.6°F (30.9°C) at the peak and 68°F (20°C) at the lowest.

Heat index

For July, the heat index is evaluated at a blisteringly hot 104°F (40°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In Centerville, Tennessee, the average relative humidity in July is 78%.

Rainfall

The month with the most rainfall is July, when the rain falls for 20 days and typically aggregates up to 4.21" (107mm) of precipitation.

Snowfall

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

Daylight

In Centerville, the average length of the day in July is 14h and 18min.
On the first day of the month, sunrise is at 5:37 am and sunset at 8:10 pm. On the last day of July, sunrise is at 5:57 am and sunset at 7:54 pm CDT.

Sunshine

In July, the average sunshine is 10h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

July, having an average high-temperature of 87.6°F (30.9°C) and an average low-temperature of 68°F (20°C), is the warmest month.

How hot does it get in July?

In July, the average high-temperature and low-temperature are 87.6°F (30.9°C) and 68°F (20°C) respectively. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 104°F (40°C).

What is the average humidity in July?

In July, the average relative humidity is 78%.

What is the rainiest month?

The month with the most rainfall is July, when the rain falls for 20 days and typically aggregates up to 4.21" (107mm) of precipitation.

How many days does it rain in July?

In Centerville, in July, it is raining for 20 days, with typically 4.21" (107mm) of accumulated precipitation.

When it does not snow?

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

What is the average length of the day in July?

In July, the average day length is 14h and 18min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:37 am and sunset at 8:10 pm. On the last day of the month, in Centerville, sunrise is at 5:57 am and sunset at 7:54 pm CDT.

How long on average sun shines in July?

The average sunshine duration in July is 10h.

What is the month with the highest UV index?

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

How high is the UV index in July?

In Centerville, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average max. wind speed
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, TN

Average temperature in July - Centerville, TN
  • Average high temperature in July: 87.6°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in July: 68°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in July
Centerville, TN

Average pressure in July - Centerville, TN
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in July
Centerville, TN

Average wind speed in July - Centerville, TN
  • Average wind speed in July: 4.7mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in July
Centerville, TN

Average humidity in July - Centerville, TN
  • Average humidity in July: 78%

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in July
Centerville, TN

Average rainfall in July - Centerville, TN
  • Average rainfall in July: 4.21"

The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in July
Centerville, TN

Average rainfall days in July - Centerville, TN
  • Average rainfall days in July: 20 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in July
Centerville, TN

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

The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Centerville, TN

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

The month with the highest number of snowfall days is February (4 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, TN

Average daylight in July / Average sunshine in July - Centerville, TN
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in July: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in July
Centerville, TN

Average sunshine days in July - Centerville, TN
  • Average sunshine days in July: 8.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in July
Centerville, TN

Average UV index in July - Centerville, TN
  • 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 and December (UV index 2).

Average cloud cover in July
Centerville, TN

Average cloud cover in July - Centerville, TN
  • Average cloud cover in July: 35

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in July
Centerville, TN

Average visibility in July - Centerville, TN
  • Average visibility in July: 5mi

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

Centerville, Tennessee, USA

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