September weather forecast
Harris Hills, TN

Share

Weather in September

September, the first month of the autumn in Harris Hills, is still a warm month, with an average temperature ranging between min 61.2°F (16.2°C) and max 82.2°F (27.9°C).

Temperature

Harris Hills's September showcases an average high-temperature of a moderately hot 82.2°F (27.9°C), hardly distinct from August's 87.4°F (30.8°C). Throughout September, Harris Hills's nights cool down to an average of 61.2°F (16.2°C).

Heat index

During September, the heat index is computed to be a hot 87.8°F (31°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
Consider that heat index readings are for situations in the shade and light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. 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 regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In Harris Hills, the average relative humidity in September is 75%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 2.48" (63mm) of precipitation.

Snowfall

In Harris Hills, snow does not fall in May through October.

Daylight

In Harris Hills, Tennessee, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 7:13 am and sunset at 8:06 pm. On the last day of September, sunrise is at 7:35 am and sunset at 7:25 pm EDT.

Sunshine

In Harris Hills, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index in Harris Hills is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The UV index of 5 during September translates into the following guidance:
Put precautions into practice - Protective measures against sun-induced damage are advised. To protect against the Sun's most potent rays, avoid direct exposure around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.
[Resources]

Frequently asked questions

What is the average September temperature in Harris Hills?

In Harris Hills, in September, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 61.2°F (16.2°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in September in Harris Hills?

The average relative humidity in September is 75%.

What is the driest month in Harris Hills?

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 2.48" (63mm) of precipitation.

How many days does it rain in September in Harris Hills?

In Harris Hills, during September, the rain falls for 12.4 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow in Harris Hills?

In Harris Hills, snow does not fall in May through October.

What is the average length of the day in September in Harris Hills?

The average day length in September is 12h and 23min.

What time are sunrise and sunset in September in Harris Hills?

In September, on the first day of the month, sunrise is at 7:13 am and sunset at 8:06 pm. On the last day of the month, in Harris Hills, sunrise is at 7:35 am and sunset at 7:25 pm EDT.

How many hours of sunshine does Harris Hills have in September?

In Harris Hills, Tennessee, the average sunshine duration in September is 8.5h.

What is the UV index intensity in September in Harris Hills?

In Harris Hills, Tennessee, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Harris Hills, TN

Average temperature in September - Harris Hills, TN
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in September: 61.2°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

[Resources]

Average pressure in September
Harris Hills, TN

Average pressure in September - Harris Hills, TN
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

[Resources]

Average wind speed in September
Harris Hills, TN

Average wind speed in September - Harris Hills, TN
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).

[Resources]

Average humidity in September
Harris Hills, TN

Average humidity in September - Harris Hills, TN
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

[Resources]

Average rainfall in September
Harris Hills, TN

Average rainfall in September - Harris Hills, TN
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is September (2.48").

[Resources]

Average rainfall days in September
Harris Hills, TN

Average rainfall days in September - Harris Hills, TN
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (9.5 days).

[Resources]

Average snowfall in September
Harris Hills, TN

Average snowfall in September - Harris Hills, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Harris Hills, TN

Average snowfall days in September - Harris Hills, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
Harris Hills, TN

Average daylight in September / Average sunshine in September - Harris Hills, TN
  • Average daylight in September: 12h and 2min

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 54min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

[Resources]

Average sunshine days in September
Harris Hills, TN

Average sunshine days in September - Harris Hills, TN
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9 days).

[Resources]

Average UV index in September
Harris Hills, TN

Average UV index in September - Harris Hills, TN
  • Average UV index in September: 5

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 and December (UV index 2).

[Resources]

Average cloud cover in September
Harris Hills, TN

Average cloud cover in September - Harris Hills, TN
  • Average cloud cover in September: 32

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).

[Resources]

Average visibility in September
Harris Hills, TN

Average visibility in September - Harris Hills, TN
  • Average visibility in September: 6mi

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

[Resources]

Harris Hills, Tennessee, USA

Weather forecast for your location

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