September weather forecast
Grays Camp, TN

Share

Weather in September

The first month of the autumn, September, is still a warm month in Grays Camp, Tennessee, with an average temperature varying between 63°F (17.2°C) and 81.9°F (27.7°C).

Temperature

Grays Camp's weather in September, with an average high-temperature of a warm 81.9°F (27.7°C), subtly shifts from August's 86.2°F (30.1°C). Throughout September, Grays Camp witnesses a nighttime temperature average of 63°F (17.2°C).

Heat index

In September, the heat index is evaluated at a hot 86°F (30°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
Heat index values are typically calculated for conditions of shade and a light breeze. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

The average relative humidity in September is 73%.

Rainfall

The month with the least rainfall in Grays Camp is September, when the rain falls for 11.5 days and typically collects 1.57" (40mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Grays Camp, the average length of the day in September is 12h and 24min.
On the first day of September in Grays Camp, sunrise is at 6:29 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:41 pm CDT.

Sunshine

In Grays Camp, Tennessee, the average sunshine in September is 9.5h.

UV index

In Grays Camp, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 5 in September leads to these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
[Resources]

Frequently asked questions

What is the usual temperature for Grays Camp in September?

Grays Camp in September has an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 63°F (17.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 86°F (30°C).

What is the average humidity in September in Grays Camp?

In Grays Camp, the average relative humidity in September is 73%.

What is the driest month in Grays Camp?

September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 1.57" (40mm) of precipitation.

How much does it rain in Grays Camp in September?

In September, in Grays Camp, the rain falls for 11.5 days. Throughout September, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Grays Camp?

April through October are months without snowfall in Grays Camp, Tennessee.

How many hours of daylight does Grays Camp have in September?

In September, the average day length is 12h and 24min.

What time are sunrise and sunset in September in Grays Camp?

In September, on the first day of the month, sunrise is at 6:29 am and sunset at 7:25 pm. On the last day of the month, in Grays Camp, sunrise is at 6:52 am and sunset at 6:41 pm CDT.

How many hours of sunshine does Grays Camp have in September?

The average sunshine duration in September in Grays Camp, Tennessee, is 9.5h.

What is the UV index reading in September in Grays Camp?

In Grays Camp, Tennessee, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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 September
Grays Camp, TN

Average temperature in September - Grays Camp, TN
  • Average high temperature in September: 81.9°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (43.2°F).

  • Average low temperature in September: 63°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

[Resources]

Average pressure in September
Grays Camp, TN

Average pressure in September - Grays Camp, TN
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

[Resources]

Average wind speed in September
Grays Camp, TN

Average wind speed in September - Grays Camp, TN
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

[Resources]

Average humidity in September
Grays Camp, TN

Average humidity in September - Grays Camp, TN
  • Average humidity in September: 73%

The months with the highest relative humidity are March, May and August (78%).
The month with the lowest relative humidity is October (68%).

[Resources]

Average rainfall in September
Grays Camp, TN

Average rainfall in September - Grays Camp, TN
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is April (4.41").
The driest month (with the least rainfall) is September (1.57").

[Resources]

Average rainfall days in September
Grays Camp, TN

Average rainfall days in September - Grays Camp, TN
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (9.5 days).

[Resources]

Average snowfall in September
Grays Camp, TN

Average snowfall in September - Grays Camp, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Grays Camp, TN

Average snowfall days in September - Grays Camp, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Grays Camp, TN

Average daylight in September / Average sunshine in September - Grays Camp, TN
  • Average daylight in September: 12h 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 September: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

[Resources]

Average sunshine days in September
Grays Camp, TN

Average sunshine days in September - Grays Camp, TN
  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (19.5 days).
The months with the least sunshine days are June and July (12.8 days).

[Resources]

Average UV index in September
Grays Camp, TN

Average UV index in September - Grays Camp, TN
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

[Resources]

Average cloud cover in September
Grays Camp, TN

Average cloud cover in September - Grays Camp, TN
  • Average cloud cover in September: 27

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).

[Resources]

Average visibility in September
Grays Camp, TN

Average visibility in September - Grays Camp, TN
  • Average visibility in September: 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).

[Resources]

Grays Camp, Tennessee, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location