July weather forecast
Dellwood, TN

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Weather in July

July in Dellwood, Tennessee, is a hot summer month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 87.6°F (30.9°C).

Temperature

The month of July, characterized by an average high of 87.6°F (30.9°C) and a low of 65.5°F (18.6°C), is recognized as the warmest.

Heat index

For July, the heat index is estimated at a sweltering 100.4°F (38°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

In July, the average relative humidity is 73%.

Rainfall

July is the month with the most rainfall in Dellwood. Rain falls for 16.3 days and accumulates 2.2" (56mm) of precipitation.

Snowfall

In Dellwood, snow does not fall in April through September.

Daylight

In Dellwood, Tennessee, the average length of the day in July is 14h and 18min.
On the first day of July in Dellwood, Tennessee, sunrise is at 6:23 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 8:40 pm EDT.

Sunshine

In July, the average sunshine is 10.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Dellwood. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, the maximum UV index of 6 suggests this advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Dellwood?

Temperature readings in Dellwood, Tennessee, reach their annual highs in July, averaging 87.6°F (30.9°C) and a minimum average of 65.5°F (18.6°C).

How hot is it in Dellwood in July?

The high-temperature, in July, in Dellwood, is 87.6°F (30.9°C), while the low-temperature averages to 65.5°F (18.6°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 100.4°F (38°C).

What is the average humidity in July in Dellwood?

The average relative humidity in July in Dellwood is 73%.

What is the rainiest month in Dellwood?

July is the month with the most rainfall. Rain falls for 16.3 days and accumulates 2.2" (56mm) of precipitation.

How much does it rain in Dellwood in July?

In Dellwood, Tennessee, during July, the rain falls for 16.3 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow in Dellwood?

In Dellwood, Tennessee, snow does not fall in April through September.

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

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

When is the sunrise / sunset in July in Dellwood?

In July, on the first day of the month, sunrise is at 6:23 am and sunset at 8:55 pm. On the last day of the month, in Dellwood, sunrise is at 6:43 am and sunset at 8:40 pm EDT.

How long on average sun shines in July in Dellwood?

In Dellwood, Tennessee, the average sunshine duration in July is 10.5h.

What are the months with the highest UV index in Dellwood?

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

What is the UV index reading in July in Dellwood?

In Dellwood, Tennessee, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Dellwood, TN

Average temperature in July - Dellwood, 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 (44.8°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 (29.5°F).

Average pressure in July
Dellwood, TN

Average pressure in July - Dellwood, TN
  • Average pressure in July: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in July
Dellwood, TN

Average wind speed in July - Dellwood, TN
  • Average wind speed in July: 3.9mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in July
Dellwood, TN

Average humidity in July - Dellwood, TN
  • Average humidity in July: 73%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

Average rainfall in July
Dellwood, TN

Average rainfall in July - Dellwood, TN
  • Average rainfall in July: 2.2"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in July
Dellwood, TN

Average rainfall days in July - Dellwood, TN
  • Average rainfall days in July: 16.3 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in July
Dellwood, TN

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

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

Average snowfall days in July
Dellwood, TN

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

The month with the highest number of snowfall days is January (5.4 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
Dellwood, TN

Average daylight in July / Average sunshine in July - Dellwood, 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 3min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in July
Dellwood, TN

Average sunshine days in July - Dellwood, TN
  • Average sunshine days in July: 12.5 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

Average UV index in July
Dellwood, TN

Average UV index in July - Dellwood, 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, February and December (UV index 2).

Average cloud cover in July
Dellwood, TN

Average cloud cover in July - Dellwood, TN
  • Average cloud cover in July: 30

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in July
Dellwood, TN

Average visibility in July - Dellwood, TN
  • Average visibility in July: 6mi

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

Dellwood, Tennessee, USA

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