September weather forecast
Brainerd Hills, TN

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Weather in September

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

Temperature

Brainerd Hills signifies an average high-temperature of a moderately hot 82.2°F (27.9°C) in September, closely mirroring the 87.4°F (30.8°C) of August. Brainerd Hills experiences an average low-temperature of 61.2°F (16.2°C) in month of September.

Heat index

The heat index value during September is estimated at a hot 87.8°F (31°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

The average relative humidity in September is 75%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 2.48" (63mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 7:14 am and sunset at 8:07 pm. On the last day of September, sunrise is at 7:35 am and sunset at 7:25 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 5 in September leads to these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

In September, in Brainerd Hills, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 61.2°F (16.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in September is estimated at 87.8°F (31°C).

What is the average humidity in September in Brainerd Hills?

The average relative humidity in September is 75%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 2.48" (63mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 12.4 days. Throughout September, 2.48" (63mm) of precipitation is accumulated.

When it does not snow?

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

What is the average length of the day in September?

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

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:14 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:25 pm EDT.

How long on average sun shines in September?

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

How high is the UV index in September?

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from 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 September
Brainerd Hills, TN

Average temperature in September - Brainerd 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).

Average pressure in September
Brainerd Hills, TN

Average pressure in September - Brainerd 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).

Average wind speed in September
Brainerd Hills, TN

Average wind speed in September - Brainerd 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).

Average humidity in September
Brainerd Hills, TN

Average humidity in September - Brainerd 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%).

Average rainfall in September
Brainerd Hills, TN

Average rainfall in September - Brainerd 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").

Average rainfall days in September
Brainerd Hills, TN

Average rainfall days in September - Brainerd 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).

Average snowfall in September
Brainerd Hills, TN

Average snowfall in September - Brainerd 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").

Average snowfall days in September
Brainerd Hills, TN

Average snowfall days in September - Brainerd 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).

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

Average daylight in September / Average sunshine in September - Brainerd 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 48min).

  • 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).

Average sunshine days in September
Brainerd Hills, TN

Average sunshine days in September - Brainerd 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).

Average UV index in September
Brainerd Hills, TN

Average UV index in September - Brainerd 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).

Average cloud cover in September
Brainerd Hills, TN

Average cloud cover in September - Brainerd 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).

Average visibility in September
Brainerd Hills, TN

Average visibility in September - Brainerd 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).

Brainerd Hills, Tennessee, USA

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