July weather forecast
Grimsley, TN

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Weather in July

July, like June, in Grimsley, Tennessee, is a moderately hot summer month, with an average temperature ranging between min 64.9°F (18.3°C) and max 85.6°F (29.8°C).

Temperature

July is the warmest month of the year, registering average temperatures as high as 85.6°F (29.8°C) and as low as 64.9°F (18.3°C).

Heat index

The heat index value for July is calculated to be a fiery hot 98.6°F (37°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

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

Rainfall

In July, the rain falls for 18.2 days. Throughout July, 3.7" (94mm) of precipitation is accumulated. Throughout the year, in Grimsley, Tennessee, there are 170.9 rainfall days, and 37.68" (957mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Grimsley, Tennessee, the average length of the day in July is 14h and 20min.
On the first day of July, sunrise is at 5:26 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:46 pm CDT.

Sunshine

The average sunshine in July in Grimsley is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Grimsley, Tennessee. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What part of the year is the hottest in Grimsley?

The warmest period in Grimsley, Tennessee, is July, when temperatures fluctuate between an average high of 85.6°F (29.8°C) and a low of 64.9°F (18.3°C).

Is it hot in Grimsley during July?

In July, in Grimsley, the average high-temperature is 85.6°F (29.8°C), and the average low-temperature is 64.9°F (18.3°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 98.6°F (37°C).

What is the average humidity in July in Grimsley?

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

How much does it rain in Grimsley in July?

In Grimsley, in July, it is raining for 18.2 days, with typically 3.7" (94mm) of accumulated precipitation.

When it does not snow in Grimsley?

May through September are months without snowfall in Grimsley, Tennessee.

How many hours of daylight does Grimsley have in July?

In Grimsley, the average day length in July is 14h and 20min.

When is the sunrise / sunset in July in Grimsley?

In July, on the first day of the month, sunrise is at 5:26 am and sunset at 8:01 pm. On the last day of the month, in Grimsley, sunrise is at 5:46 am and sunset at 7:46 pm CDT.

How long on average sun shines in July in Grimsley?

In Grimsley, Tennessee, the average sunshine duration in July is 10h.

What is the month with the highest UV index in Grimsley?

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

How high is the UV index in July in Grimsley?

In Grimsley, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes 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
Grimsley, TN

Average temperature in July - Grimsley, TN
  • Average high temperature in July: 85.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (41.7°F).

  • Average low temperature in July: 64.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in July
Grimsley, TN

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in July
Grimsley, TN

Average wind speed in July - Grimsley, TN
  • Average wind speed in July: 4.2mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in July
Grimsley, TN

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

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are April, June, August, October and November (77%).

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Average rainfall in July
Grimsley, TN

Average rainfall in July - Grimsley, TN
  • Average rainfall in July: 3.7"

The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (2.32").

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Average rainfall days in July
Grimsley, TN

Average rainfall days in July - Grimsley, TN
  • Average rainfall days in July: 18.2 days

The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is November (10.4 days).

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Average snowfall in July
Grimsley, TN

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

The month with the highest snowfall is February (3.94").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Grimsley, TN

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

The month with the highest number of snowfall days is January (7.1 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
Grimsley, TN

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in July: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in July
Grimsley, TN

Average sunshine days in July - Grimsley, TN
  • Average sunshine days in July: 10.5 days

The month with the most sunshine days is October (18 days).
The month with the least sunshine days is July (10.5 days).

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Average UV index in July
Grimsley, TN

Average UV index in July - Grimsley, 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
Grimsley, TN

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

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in July
Grimsley, TN

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

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

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Grimsley, Tennessee, USA

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