September weather forecast
Gilchrist, TN

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Weather in September

September, the first month of the autumn in Gilchrist, is still a warm month, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 63.5°F (17.5°C).

Temperature

As Gilchrist welcomes September, the average high-temperature stabilizes at a warm 83.5°F (28.6°C), showing little deviation from August's 88.3°F (31.3°C). During September, the nighttime temperature averages of 63.5°F (17.5°C).

Heat index

During September, the heat index is evaluated at a hot 91.4°F (33°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In Gilchrist, Tennessee, during September, the rain falls for 11.5 days and regularly aggregates up to 1.26" (32mm) of precipitation. Throughout the year, there are 141.3 rainfall days, and 21.97" (558mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Gilchrist.

Daylight

In September, the average length of the day in Gilchrist is 12h and 23min.
On the first day of September, sunrise is at 6:26 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:38 pm CDT.

Sunshine

The average sunshine in September is 9.1h.

UV index

In Gilchrist, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

The average high-temperature and low-temperature during September are 83.5°F (28.6°C) and 63.5°F (17.5°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 91.4°F (33°C).

What is the average humidity in September?

The average relative humidity in September is 74%.

How much does it rain in September?

In September, the rain falls for 11.5 days. Throughout September, 1.26" (32mm) of precipitation is accumulated.

When it does not snow?

In Gilchrist, snow does not fall in April through October.

What is the average length of the day in September?

In September, the average day length is 12h and 23min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:26 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:38 pm CDT.

How many hours of sunshine does Gilchrist have in September?

In September, the average sunshine duration is 9.1h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium 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 September
Gilchrist, TN

Average temperature in September - Gilchrist, TN
  • Average high temperature in September: 83.5°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (46.8°F).

  • Average low temperature in September: 63.5°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (32.4°F).

Average pressure in September
Gilchrist, TN

Average pressure in September - Gilchrist, 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 (29.96"Hg).

Average wind speed in September
Gilchrist, TN

Average wind speed in September - Gilchrist, TN
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in September
Gilchrist, TN

Average humidity in September - Gilchrist, TN
  • Average humidity in September: 74%

The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Gilchrist, TN

Average rainfall in September - Gilchrist, TN
  • Average rainfall in September: 1.26"

The wettest month (with the highest rainfall) is February (2.68").
The driest month (with the least rainfall) is November (1.1").

Average rainfall days in September
Gilchrist, TN

Average rainfall days in September - Gilchrist, TN
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in September
Gilchrist, TN

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

The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Gilchrist, TN

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

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Gilchrist, TN

Average daylight in September / Average sunshine in September - Gilchrist, 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: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Gilchrist, TN

Average sunshine days in September - Gilchrist, TN
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in September
Gilchrist, TN

Average UV index in September - Gilchrist, TN
  • Average UV index in September: 5

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Gilchrist, TN

Average cloud cover in September - Gilchrist, TN
  • Average cloud cover in September: 30

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in September
Gilchrist, TN

Average visibility in September - Gilchrist, 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).

Gilchrist, Tennessee, USA

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