July weather forecast
Marietta, NC

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Weather in July

July, the same as June, in Marietta, North Carolina, is another tropical summer month, with an average temperature fluctuating between 72.1°F (22.3°C) and 89.4°F (31.9°C).

Temperature

The temperatures reach their highest averages in July, with highs of 89.4°F (31.9°C) and lows of 72.1°F (22.3°C).

Heat index

For July, the heat index is estimated at a blisteringly hot 109.4°F (43°C). Caution: Heat cramps along with heat exhaustion are expected. Sustained activity could lead to heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In Marietta, North Carolina, the average relative humidity in July is 77%.

Rainfall

In Marietta, during July, the rain falls for 20.2 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, in Marietta, North Carolina, there are 167.8 rainfall days, and 32.68" (830mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall in Marietta, North Carolina.

Daylight

In Marietta, North Carolina, the average length of the day in July is 14h and 11min.
On the first day of July, sunrise is at 6:08 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:18 pm EDT.

Sunshine

July has the most sunshine of the year in Marietta, North Carolina, with an average of 10.9h of sunshine.

UV index

The months with the highest UV index are June and July, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: In July, an average UV index of 7 transforms into the following instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. 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. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What part of the year is the hottest in Marietta?

With average high temperatures of 89.4°F (31.9°C) and lows of 72.1°F (22.3°C), July is the warmest month.

Is it hot in Marietta during July?

An average high-temperature, in July, in Marietta, is 89.4°F (31.9°C) and the average low-temperature is 72.1°F (22.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in July is estimated at 109.4°F (43°C).

What is the average humidity in July in Marietta?

In Marietta, North Carolina, the average relative humidity in July is 77%.

How many days does it rain in July in Marietta?

In July, the rain falls for 20.2 days. Throughout July, 3.15" (80mm) of precipitation is accumulated.

When it does not snow in Marietta?

April through November are months without snowfall in Marietta, North Carolina.

How many hours of daylight does Marietta have in July?

In July, the average day length in Marietta, North Carolina, is 14h and 11min.

When is the sunrise / sunset in July in Marietta?

On the first day of July, sunrise is at 6:08 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 8:18 pm EDT.

What month has the most sunshine in Marietta?

The month with the most sunshine in Marietta is July, with an average of 10.9h of sunshine.

How many hours of sunshine does Marietta have in July?

In Marietta, the average sunshine duration in July is 10.9h.

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

June and July, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index intensity in July in Marietta?

The average daily maximum UV index in July in Marietta is 7. A UV Index estimate 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
Marietta, NC

Average temperature in July - Marietta, NC
  • Average high temperature in July: 89.4°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in July: 72.1°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (36.7°F).

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Average pressure in July
Marietta, NC

Average pressure in July - Marietta, NC
  • Average pressure in July: 29.99"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in July
Marietta, NC

Average wind speed in July - Marietta, NC
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in July
Marietta, NC

Average humidity in July - Marietta, NC
  • Average humidity in July: 77%

The months with the highest relative humidity are May, June, August and September (78%).
The month with the lowest relative humidity is January (73%).

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Average rainfall in July
Marietta, NC

Average rainfall in July - Marietta, NC
  • Average rainfall in July: 3.15"

The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in July
Marietta, NC

Average rainfall days in July - Marietta, NC
  • Average rainfall days in July: 20.2 days

The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in July
Marietta, NC

Average snowfall in July - Marietta, NC
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in July
Marietta, NC

Average snowfall days in July - Marietta, NC
  • Average snowfall days in July: 0 days

The months with the highest number of snowfall days are January and February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in July /
Average sunshine in July
Marietta, NC

Average daylight in July / Average sunshine in July - Marietta, NC
  • Average daylight in July: 14h and 1min

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

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in July
Marietta, NC

Average sunshine days in July - Marietta, NC
  • Average sunshine days in July: 8.2 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (8.2 days).

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Average UV index in July
Marietta, NC

Average UV index in July - Marietta, NC
  • Average UV index in July: 7

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in July
Marietta, NC

Average cloud cover in July - Marietta, NC
  • Average cloud cover in July: 31

The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in July
Marietta, NC

Average visibility in July - Marietta, NC
  • 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).

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Marietta, North Carolina, USA

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