September weather forecast
Nauvoo, TN

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Weather in September

September, the first month of the autumn in Nauvoo, is still a warm month, with an average temperature fluctuating between 82°F (27.8°C) and 63.5°F (17.5°C).

Temperature

Nauvoo's September reports an average high-temperature of a warm 82°F (27.8°C), exhibiting a minor difference from August. Nauvoo encounters an average low-temperature of 63.5°F (17.5°C) during September nights.

Heat index

For September, the heat index is appraised at a hot 87.8°F (31°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In September, the average relative humidity is 73%.

Rainfall

September is the month with the least rainfall. Rain falls for 9.5 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

April through October are months without snowfall in Nauvoo.

Daylight

In Nauvoo, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:29 am and sunset at 7:24 pm. On the last day of September, in Nauvoo, Tennessee, sunrise is at 6:52 am and sunset at 6:42 pm CDT.

Sunshine

In Nauvoo, the average sunshine in September is 9.4h.

UV index

In Nauvoo, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in September translates into this advice:
Take necessary precautions - Defending against sun damage is advocated. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Nauvoo?

An average high-temperature, in September, in Nauvoo, is 82°F (27.8°C) and the average low-temperature is 63.5°F (17.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in September is appraised at 87.8°F (31°C).

What is the average humidity in September in Nauvoo?

The average relative humidity in September in Nauvoo is 73%.

What is the driest month in Nauvoo?

September is the month with the least rainfall in Nauvoo. Rain falls for 9.5 days and accumulates 0.59" (15mm) of precipitation.

How much does it rain in Nauvoo in September?

In Nauvoo, Tennessee, in September, it is raining for 9.5 days, with typically 0.59" (15mm) of accumulated precipitation.

When it does not snow in Nauvoo?

In Nauvoo, Tennessee, snow does not fall in April through October.

What is the average length of the day in September in Nauvoo?

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

When is the sunrise / sunset in September in Nauvoo?

In September, on the first day of the month, sunrise is at 6:29 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:42 pm CDT.

How long on average sun shines in September in Nauvoo?

In Nauvoo, Tennessee, the average sunshine duration in September is 9.4h.

What is the UV index intensity in September in Nauvoo?

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

Average temperature in September - Nauvoo, TN
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in September: 63.5°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

Average pressure in September
Nauvoo, TN

Average pressure in September - Nauvoo, 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).

Average wind speed in September
Nauvoo, TN

Average wind speed in September - Nauvoo, TN
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in September
Nauvoo, TN

Average humidity in September - Nauvoo, TN
  • Average humidity in September: 73%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September
Nauvoo, TN

Average rainfall in September - Nauvoo, TN
  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in September
Nauvoo, TN

Average rainfall days in September - Nauvoo, TN
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (7 days).

Average snowfall in September
Nauvoo, TN

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

The month with the highest snowfall is March (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Nauvoo, TN

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

The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Nauvoo, 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 48min).

  • Average sunshine in September: 9h and 2min

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 42min).

Average sunshine days in September
Nauvoo, TN

Average sunshine days in September - Nauvoo, TN
  • Average sunshine days in September: 19.2 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (14.5 days).

Average UV index in September
Nauvoo, TN

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

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

Average cloud cover in September
Nauvoo, TN

Average cloud cover in September - Nauvoo, TN
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in September
Nauvoo, TN

Average visibility in September - Nauvoo, 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).

Nauvoo, Tennessee, USA

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