September weather forecast
Ardmore, OK

The large Tucker Tower overlooking the calm blue water of Lake Murray in Ardmore, Oklahoma
The large Tucker Tower overlooking the calm blue water of Lake Murray in Ardmore, Oklahoma

Weather in September

September, the first month of the autumn in Ardmore, is still a warm month, with temperature in the range of an average high of 85.8°F (29.9°C) and an average low of 66.9°F (19.4°C).

Temperature

In Ardmore, the average high-temperature in September marginally drops from a tropical 94.6°F (34.8°C) in August to a warm 85.8°F (29.9°C). The average low-temperature, in Ardmore, is 66.9°F (19.4°C).

Heat index

The average heat index in September is calculated to be a tropical 93.2°F (34°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, differences in body mass, height, and shape, pregnancy, and wind affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Ardmore, the average relative humidity in September is 65%.

Rainfall

In September, in Ardmore, the rain falls for 12 days. Throughout September, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 121.2 rainfall days, and 24.09" (612mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September in Ardmore, sunrise is at 7:02 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:14 pm CDT.

Sunshine

In Ardmore, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index in Ardmore is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Ardmore?

The average high-temperature, in September, is 85.8°F (29.9°C), while the average low-temperature is 66.9°F (19.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in September is calculated to be 93.2°F (34°C).

What is the average humidity in September in Ardmore?

The average relative humidity in September in Ardmore, Oklahoma, is 65%.

How much does it rain in Ardmore in September?

In Ardmore, Oklahoma, during September, the rain falls for 12 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Ardmore?

April through October are months without snowfall in Ardmore.

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

In Ardmore, Oklahoma, the average day length in September is 12h and 22min.

When is the sunrise / sunset in September in Ardmore?

On the first day of September in Ardmore, Oklahoma, sunrise is at 7:02 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:14 pm CDT.

How many hours of sunshine does Ardmore have in September?

The average sunshine duration in September is 8.5h.

What is the UV index reading in September in Ardmore?

The average daily maximum UV index in September in Ardmore is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ardmore, OK

Average temperature in September - Ardmore, OK
  • Average high temperature in September: 85.8°F

The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (51.6°F).

  • Average low temperature in September: 66.9°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

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Average pressure in September
Ardmore, OK

Average pressure in September - Ardmore, OK
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in September
Ardmore, OK

Average wind speed in September - Ardmore, OK
  • Average wind speed in September: 7.4mph

The windiest months (with the highest average wind speed) are March and April (10.7mph).
The calmest month (with the lowest average wind speed) is September (7.4mph).

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Average humidity in September
Ardmore, OK

Average humidity in September - Ardmore, OK
  • Average humidity in September: 65%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (57%).

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Average rainfall in September
Ardmore, OK

Average rainfall in September - Ardmore, OK
  • Average rainfall in September: 2.6"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is December (1.06").

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Average rainfall days in September
Ardmore, OK

Average rainfall days in September - Ardmore, OK
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is January (5.2 days).

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Average snowfall in September
Ardmore, OK

Average snowfall in September - Ardmore, OK
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Ardmore, OK

Average snowfall days in September - Ardmore, OK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Ardmore, OK

Average daylight in September / Average sunshine in September - Ardmore, OK
  • Average daylight in September: 12h and 22min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 55min).

  • Average sunshine in September: 8h and 30min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in September
Ardmore, OK

Average sunshine days in September - Ardmore, OK
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is May (15.1 days).

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Average UV index in September
Ardmore, OK

Average UV index in September - Ardmore, OK
  • Average UV index in September: 5

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

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Average cloud cover in September
Ardmore, OK

Average cloud cover in September - Ardmore, OK
  • Average cloud cover in September: 28

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in September
Ardmore, OK

Average visibility in September - Ardmore, OK
  • 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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