September weather forecast
Delhi, LA

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Weather in September

The first month of the autumn, September, is also a hot month in Delhi, Louisiana, with an average temperature varying between 68°F (20°C) and 86.9°F (30.5°C).

Temperature

As September takes its course, Delhi's average high-temperature registers at a still tropical 86.9°F (30.5°C), closely aligning with the preceding month. In September, the temperature in Delhi drops to an average of 68°F (20°C) at night.

Heat index

Throughout September, the heat index is calculated to be a torrid 98.6°F (37°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

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

Rainfall

September is the month with the least rainfall. Rain falls for 13.2 days and accumulates 2.17" (55mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:41 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:51 pm CDT.

Sunshine

In September, the average sunshine in Delhi is 9.7h.

UV index

In Delhi, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In September, a regular UV index of 6 translates into these guidelines:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

Is it hot in Delhi during September?

In September, in Delhi, the average high-temperature is 86.9°F (30.5°C), and the average low-temperature is 68°F (20°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in September is calculated to be 98.6°F (37°C).

What is the average humidity in September in Delhi?

In September, the average relative humidity is 73%.

What is the driest month in Delhi?

September is the month with the least rainfall. Rain falls for 13.2 days and accumulates 2.17" (55mm) of precipitation.

How many days does it rain in September in Delhi?

In Delhi, in September, during 13.2 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow in Delhi?

In Delhi, Louisiana, snow does not fall in April through November.

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

The average day length in September is 12h and 22min.

What time are sunrise and sunset in September in Delhi?

On the first day of September, sunrise is at 6:41 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:51 pm CDT.

How many hours of sunshine does Delhi have in September?

In September, the average sunshine duration in Delhi, Louisiana, is 9.7h.

What is the UV index reading in September in Delhi?

The average daily maximum UV index in September in Delhi, Louisiana, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
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
Delhi, LA

Average temperature in September - Delhi, LA
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (53.6°F).

  • Average low temperature in September: 68°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.6°F).

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Average pressure in September
Delhi, LA

Average pressure in September - Delhi, LA
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).

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Average wind speed in September
Delhi, LA

Average wind speed in September - Delhi, LA
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest months (with the lowest average wind speed) are August and September (5.7mph).

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Average humidity in September
Delhi, LA

Average humidity in September - Delhi, LA
  • Average humidity in September: 73%

The months with the highest relative humidity are February and March (80%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in September
Delhi, LA

Average rainfall in September - Delhi, LA
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is April (4.02").
The driest month (with the least rainfall) is September (2.17").

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Average rainfall days in September
Delhi, LA

Average rainfall days in September - Delhi, LA
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is August (16.9 days).
The month with the least rainy days is October (9.1 days).

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Average snowfall in September
Delhi, LA

Average snowfall in September - Delhi, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Delhi, LA

Average snowfall days in September - Delhi, LA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Delhi, LA

Average daylight in September / Average sunshine in September - Delhi, LA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Delhi, LA

Average sunshine days in September - Delhi, LA
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (12.4 days).

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Average UV index in September
Delhi, LA

Average UV index in September - Delhi, LA
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in September
Delhi, LA

Average cloud cover in September - Delhi, LA
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in September
Delhi, LA

Average visibility in September - Delhi, LA
  • 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).

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Delhi, Louisiana, USA

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