September weather forecast
Humboldt, TN

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Weather in September

September brings the onset of autumn in Humboldt, signaling a decline in temperature. The departure from the peak summer months brings a reduction in daytime temperatures, making the weather pleasingly warm. Besides, one can also expect a substantial decrease in rainfall from August to September. The length of daylight begins to wane, but there is still a substantial amount of sunshine hours. The diminishing summer humidity culminates in the typical crisp autumn mornings.

Temperature

The transition into September is marked with an average high-temperature of a warm 82.8°F (28.2°C), showing an insignificant shift from August's 87.3°F (30.7°C). Humboldt throughout September, experiences an average nighttime temperature of 63.3°F (17.4°C).

Heat index

September's mean heat index is appraised at a hot 87.8°F (31°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Humboldt, the average relative humidity in September is 73%.

Rainfall

The month with the least rainfall in Humboldt is September, when the rain falls for 11 days and typically collects 1.34" (34mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Humboldt, the average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 6:28 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 6:40 pm CDT.

Sunshine

The average sunshine in September in Humboldt is 9.4h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: During September, 5 as the daily maximum UV index converts into the following advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September in Humboldt?

In September, the average high-temperature and low-temperature are 82.8°F (28.2°C) and 63.3°F (17.4°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), 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 September, the average relative humidity is 73%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11 days and accumulates 1.34" (34mm) of precipitation.

How much does it rain in September?

In Humboldt, Tennessee, during September, the rain falls for 11 days and regularly aggregates up to 1.34" (34mm) of precipitation.

When it does not snow?

April through October are months without snowfall in Humboldt.

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:28 am and sunset at 7:22 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 6:40 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9.4h.

What is the UV index intensity 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 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
Humboldt, TN

Average temperature in September - Humboldt, TN
  • Average high temperature in September: 82.8°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in September: 63.3°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

Average pressure in September
Humboldt, TN

Average pressure in September - Humboldt, 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 (29.95"Hg).

Average wind speed in September
Humboldt, TN

Average wind speed in September - Humboldt, TN
  • Average wind speed in September: 6.1mph

The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).

Average humidity in September
Humboldt, TN

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

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in September
Humboldt, TN

Average rainfall in September - Humboldt, TN
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is February (3.5").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in September
Humboldt, TN

Average rainfall days in September - Humboldt, TN
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in September
Humboldt, TN

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

The month with the highest snowfall is March (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Humboldt, TN

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

The months with the highest number of snowfall days are January and February (2.6 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
Humboldt, TN

Average daylight in September / Average sunshine in September - Humboldt, 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 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
Humboldt, TN

Average sunshine days in September - Humboldt, TN
  • Average sunshine days in September: 16.7 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (12 days).

Average UV index in September
Humboldt, TN

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

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

Average cloud cover in September
Humboldt, TN

Average cloud cover in September - Humboldt, TN
  • Average cloud cover in September: 27

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
Humboldt, TN

Average visibility in September - Humboldt, 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).

Humboldt, Tennessee, USA

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