July weather forecast
Marietta, OK

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Weather in July

July, like June, is another tropical summer month in Marietta, Oklahoma, with an average temperature fluctuating between 73.9°F (23.3°C) and 93.9°F (34.4°C).

Temperature

June's transformation into July witnesses an average high-temperature of a still hot 93.9°F (34.4°C), noting a minor change from the preceding month. July nights in Marietta are marked by an average low-temperature of 73.9°F (23.3°C).

Heat index

For most parts of July, the heat index is evaluated at a life-threatening hot 113°F (45°C). Be prepared: Heat cramps and heat exhaustion are probable. Continued activity may lead to heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

The average relative humidity in July in Marietta is 64%.

Rainfall

In Marietta, in July, it is raining for 12 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 126.9 rainfall days, and 28.23" (717mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Marietta.

Daylight

In Marietta, the average length of the day in July is 14h and 9min.
On the first day of the month, sunrise is at 6:21 am and sunset at 8:43 pm. On the last day of July, sunrise is at 6:39 am and sunset at 8:29 pm CDT.

Sunshine

The average sunshine in July in Marietta, Oklahoma, is 11h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index in Marietta. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, a regular UV index of 7 translates into these guidelines:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

How hot is it in Marietta in July?

In Marietta, in July, the average high-temperature is 93.9°F (34.4°C), and the average low-temperature is 73.9°F (23.3°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 113°F (45°C).

What is the average humidity in July in Marietta?

In Marietta, Oklahoma, the average relative humidity in July is 64%.

How many days does it rain in July in Marietta?

In Marietta, in July, during 12 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When it does not snow in Marietta?

April through October are months without snowfall in Marietta, Oklahoma.

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

In July, the average day length in Marietta is 14h and 9min.

When is the sunrise / sunset in July in Marietta?

In July, on the first day of the month, sunrise is at 6:21 am and sunset at 8:43 pm. On the last day of the month, in Marietta, sunrise is at 6:39 am and sunset at 8:29 pm CDT.

How many hours of sunshine does Marietta have in July?

In July, the average sunshine duration is 11h.

When is the highest UV index in Marietta?

The months with the highest UV index in Marietta are June through August, with an average maximum UV index of 7.

What is the UV index reading in July in Marietta?

In July, the average daily maximum UV index in Marietta is 7. A UV Index of 6 to 7 symbolizes a high health risk 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, OK

Average temperature in July - Marietta, OK
  • Average high temperature in July: 93.9°F

The warmest month (with the highest average high temperature) is August (94.8°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in July: 73.9°F

The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (36°F).

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Average pressure in July
Marietta, OK

Average pressure in July - Marietta, OK
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in July
Marietta, OK

Average wind speed in July - Marietta, OK
  • Average wind speed in July: 7.1mph

The windiest months (with the highest average wind speed) are March and April (10.4mph).
The calmest month (with the lowest average wind speed) is September (7mph).

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Average humidity in July
Marietta, OK

Average humidity in July - Marietta, OK
  • Average humidity in July: 64%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (58%).

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Average rainfall in July
Marietta, OK

Average rainfall in July - Marietta, OK
  • Average rainfall in July: 2.01"

The wettest month (with the highest rainfall) is May (3.86").
The driest months (with the least rainfall) are January and December (1.42").

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Average rainfall days in July
Marietta, OK

Average rainfall days in July - Marietta, OK
  • Average rainfall days in July: 12 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in July
Marietta, OK

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

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in July
Marietta, OK

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

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Marietta, OK
  • 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: 11h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in July
Marietta, OK

Average sunshine days in July - Marietta, OK
  • Average sunshine days in July: 17 days

The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is May (15 days).

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Average UV index in July
Marietta, OK

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in July
Marietta, OK

Average cloud cover in July - Marietta, OK
  • Average cloud cover in July: 21

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in July
Marietta, OK

Average visibility in July - Marietta, OK
  • 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, Oklahoma, USA

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