September weather forecast
Linwood, TN

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Weather in September

September, the first month of the autumn in Linwood, is also a moderately hot month, with an average temperature ranging between min 61.5°F (16.4°C) and max 81°F (27.2°C).

Temperature

In the transition to September, Linwood observes a minor drop in the average high-temperature, shifting from a tropical 86.4°F (30.2°C) in August to a moderately hot 81°F (27.2°C). Linwood experiences a steady low-temperature of 61.5°F (16.4°C) throughout September.

Heat index

During September, the heat index is calculated to be a tropical 86°F (30°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.

Humidity

In September, the average relative humidity is 76%.

Rainfall

In Linwood, during September, the rain falls for 14.5 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Linwood, during the entire year, the rain falls for 182.4 days and collects up to 39.8" (1011mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Linwood, the average length of the day in September is 12h and 24min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:12 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:29 pm CDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In Linwood, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In Linwood, in September, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 61.5°F (16.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in September is calculated to be 86°F (30°C).

What is the average humidity in September?

In Linwood, the average relative humidity in September is 76%.

How much does it rain in Linwood in September?

In Linwood, in September, it is raining for 14.5 days, with typically 2.4" (61mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

The average day length in September is 12h and 24min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:16 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:29 pm CDT.

How long on average sun shines in September?

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

What is the UV index intensity in September?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes 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
Linwood, TN

Average temperature in September - Linwood, TN
  • Average high temperature in September: 81°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 (43.9°F).

  • Average low temperature in September: 61.5°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure in September
Linwood, TN

Average pressure in September - Linwood, 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 (29.97"Hg).

Average wind speed in September
Linwood, TN

Average wind speed in September - Linwood, TN
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).

Average humidity in September
Linwood, TN

Average humidity in September - Linwood, TN
  • Average humidity in September: 76%

The months with the highest relative humidity are March and December (79%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in September
Linwood, TN

Average rainfall in September - Linwood, TN
  • Average rainfall in September: 2.4"

The wettest month (with the highest rainfall) is July (4.92").
The driest month (with the least rainfall) is November (2.24").

Average rainfall days in September
Linwood, TN

Average rainfall days in September - Linwood, TN
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (11 days).

Average snowfall in September
Linwood, TN

Average snowfall in September - Linwood, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Linwood, TN

Average snowfall days in September - Linwood, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.4 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
Linwood, TN

Average daylight in September / Average sunshine in September - Linwood, 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: 8h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Linwood, TN

Average sunshine days in September - Linwood, TN
  • Average sunshine days in September: 13.7 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is July (9.2 days).

Average UV index in September
Linwood, TN

Average UV index in September - Linwood, 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, February and December (UV index 2).

Average cloud cover in September
Linwood, TN

Average cloud cover in September - Linwood, TN
  • Average cloud cover in September: 32

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Linwood, TN

Average visibility in September - Linwood, 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).

Linwood, Tennessee, USA

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