September weather forecast
Delano, TN

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Delano, Tennessee, with an average temperature ranging between max 81.3°F (27.4°C) and min 59.5°F (15.3°C).

Temperature

During September, Delano records an average high-temperature of a moderately hot 81.3°F (27.4°C), marking a slight divergence from August's 86.5°F (30.3°C). During September, Delano reports a marked contrast from daily peak temperatures, with an average nighttime reading of 59.5°F (15.3°C).

Heat index

During September, the heat index is calculated to be a hot 86°F (30°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

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

Rainfall

September and November are months with the least rain when the rain falls for 12.7 days and typically aggregates up to 1.89" (48mm) of rain.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 7:11 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:23 pm EDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Prioritize safety - Recommendations to avert sunburn are shared. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Delano in September?

The high-temperature, in September, in Delano, records 81.3°F (27.4°C), while the low-temperature is 59.5°F (15.3°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

What is the driest month?

The months with the least rainfall are September and November Rain falls for 12.7 days and accumulates 1.89" (48mm) of rain.

How much does it rain in September?

In Delano, during September, the rain falls for 12.7 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

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 7:11 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:23 pm EDT.

How many hours of sunshine does Delano have in September?

The average sunshine duration in September is 8.6h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 5. A UV Index value 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
Delano, TN

Average temperature in September - Delano, TN
  • Average high temperature in September: 81.3°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in September: 59.5°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in September
Delano, TN

Average pressure in September - Delano, TN
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Delano, TN

Average wind speed in September - Delano, TN
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in September
Delano, TN

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

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are August, October and November (75%).

Average rainfall in September
Delano, TN

Average rainfall in September - Delano, TN
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (1.89").

Average rainfall days in September
Delano, TN

Average rainfall days in September - Delano, TN
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in September
Delano, TN

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

The month with the highest snowfall is February (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Delano, TN

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

The month with the highest number of snowfall days is January (4.6 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
Delano, TN

Average daylight in September / Average sunshine in September - Delano, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in September
Delano, TN

Average sunshine days in September - Delano, TN
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in September
Delano, TN

Average UV index in September - Delano, 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
Delano, TN

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

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in September
Delano, TN

Average visibility in September - Delano, TN
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).

Delano, Tennessee, USA

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