July weather forecast
McHarg, TN

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Weather in July

July, the same as June, is a moderately hot summer month in McHarg, Tennessee, with an average temperature varying between 84.9°F (29.4°C) and 64°F (17.8°C).

Temperature

July, with its high-temperature average of 84.9°F (29.4°C) and a low-temperature average of 64°F (17.8°C), is the warmest month.

Heat index

July's average heat index is appraised at a sweltering 95°F (35°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in July in McHarg is 78%.

Rainfall

In McHarg, Tennessee, during July, the rain falls for 19.8 days and regularly aggregates up to 4.65" (118mm) of precipitation. Throughout the year, in McHarg, Tennessee, there are 190.7 rainfall days, and 47.32" (1202mm) of precipitation is accumulated.

Snowfall

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

Daylight

In McHarg, the average length of the day in July is 14h and 14min.
On the first day of July in McHarg, sunrise is at 6:27 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 8:41 pm EDT.

Sunshine

In McHarg, Tennessee, the average sunshine in July is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in McHarg. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in July converts into the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What month is the hottest in McHarg?

In McHarg, July registers the highest temperatures, averaging 84.9°F (29.4°C) at the peak and 64°F (17.8°C) at the lowest.

How hot does it get in McHarg in July?

The high-temperature in McHarg, Tennessee, during July is 84.9°F (29.4°C) and the low-temperature is 64°F (17.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is appraised at 95°F (35°C).

What is the average humidity in July in McHarg?

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

How many days does it rain in July in McHarg?

In McHarg, Tennessee, during July, the rain falls for 19.8 days and regularly aggregates up to 4.65" (118mm) of precipitation.

When it does not snow in McHarg?

May through September are months without snowfall.

How many hours of daylight does McHarg have in July?

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

When are sunrise and sunset in July in McHarg?

On the first day of July in McHarg, Tennessee, sunrise is at 6:27 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 8:41 pm EDT.

How many hours of sunshine does McHarg have in July?

The average sunshine duration in July in McHarg is 10.2h.

When is the highest UV index in McHarg?

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

What is the UV index reading in July in McHarg?

The average daily maximum UV index in July in McHarg is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
McHarg, TN

Average temperature in July - McHarg, TN
  • Average high temperature in July: 84.9°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in July
McHarg, TN

Average pressure in July - McHarg, 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 (29.99"Hg).

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Average wind speed in July
McHarg, TN

Average wind speed in July - McHarg, TN
  • Average wind speed in July: 3.8mph

The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in July
McHarg, TN

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

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (76%).

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Average rainfall in July
McHarg, TN

Average rainfall in July - McHarg, TN
  • Average rainfall in July: 4.65"

The wettest month (with the highest rainfall) is December (4.8").
The driest month (with the least rainfall) is September (2.91").

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Average rainfall days in July
McHarg, TN

Average rainfall days in July - McHarg, TN
  • Average rainfall days in July: 19.8 days

The months with the highest number of rainy days are June and July (19.8 days).
The month with the least rainy days is November (11.3 days).

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Average snowfall in July
McHarg, TN

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

The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
McHarg, TN

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

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
McHarg, TN

Average daylight in July / Average sunshine in July - McHarg, TN
  • Average daylight in July: 14h and 1min

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 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in July
McHarg, TN

Average sunshine days in July - McHarg, TN
  • Average sunshine days in July: 9.4 days

The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (8 days).

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Average UV index in July
McHarg, TN

Average UV index in July - McHarg, 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).

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Average cloud cover in July
McHarg, TN

Average cloud cover in July - McHarg, TN
  • Average cloud cover in July: 34

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in July
McHarg, TN

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

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

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McHarg, Tennessee, USA

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