September weather forecast
Abilene, TX

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Downtown Abilene in Texas, tall and brown city buildings seen under the clear and blue sky
Downtown Abilene in Texas, tall and brown city buildings seen under the clear and blue sky

Weather in September

The arrival of September in Abilene, Texas, signifies a relief from the stifling summer heat. Marking the commencement of fall, the temperatures start to retreat from their summer peak. Transitioning from August, the city experiences a significant drop to its lowest rainfall level since May, at approximately 2.13" (54mm). This dip in rainfall reflects the waning summer season. On the whole, September serves as a brief respite from the harsh Texas heat, introducing the initial traces of pleasant fall weather.

Temperature

With the beginning of September, the average high-temperature in Abilene shows a small decrease, transitioning from a sweltering 95.5°F (35.3°C) in August to a hot 86.9°F (30.5°C). September brings an average low-temperature of 68.5°F (20.3°C) to Abilene.

Heat index

September's heat index is calculated to be a tropical 91.4°F (33°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In Abilene, Texas, the average relative humidity in September is 58%.

Rainfall

The month with the most rainfall in Abilene is September, when the rain falls for 11.2 days and typically aggregates up to 2.13" (54mm) of precipitation.

Snowfall

In Abilene, snow does not fall in April through October.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 7:14 am and sunset at 8:02 pm. On the last day of September, in Abilene, sunrise is at 7:32 am and sunset at 7:24 pm CDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In September, the average daily maximum UV index in Abilene is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

How hot is September in Abilene?

During September, Abilene experiences an average high-temperature of 86.9°F (30.5°C) and a low-temperature of 68.5°F (20.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in September is calculated to be 91.4°F (33°C).

What is the average humidity in September in Abilene?

The average relative humidity in September is 58%.

What is the rainiest month in Abilene?

September is the month with the most rainfall in Abilene, Texas. Rain falls for 11.2 days and accumulates 2.13" (54mm) of precipitation.

How much does it rain in Abilene in September?

In Abilene, Texas, in September, it is raining for 11.2 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in Abilene?

April through October are months without snowfall in Abilene.

How many hours of daylight does Abilene have in September?

In September, the average day length in Abilene, Texas, is 12h and 22min.

What time are sunrise and sunset in September in Abilene?

On the first day of September in Abilene, Texas, sunrise is at 7:14 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:24 pm CDT.

How many hours of sunshine does Abilene have in September?

The average sunshine duration in September in Abilene, Texas, is 8.7h.

What is the UV index reading in September in Abilene?

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe 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
Abilene, TX

Average temperature in September - Abilene, TX
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The months with the lowest average high temperature are January and December (56.3°F).

  • Average low temperature in September: 68.5°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).

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Average pressure in September
Abilene, TX

Average pressure in September - Abilene, TX
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in September
Abilene, TX

Average wind speed in September - Abilene, TX
  • Average wind speed in September: 9.5mph

The windiest month (with the highest average wind speed) is April (13.7mph).
The calmest month (with the lowest average wind speed) is September (9.5mph).

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Average humidity in September
Abilene, TX

Average humidity in September - Abilene, TX
  • Average humidity in September: 58%

The month with the highest relative humidity is May (59%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in September
Abilene, TX

Average rainfall in September - Abilene, TX
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is September (2.13").
The driest months (with the least rainfall) are January and February (0.71").

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Average rainfall days in September
Abilene, TX

Average rainfall days in September - Abilene, TX
  • Average rainfall days in September: 11.2 days

The month with the highest number of rainy days is May (11.7 days).
The month with the least rainy days is January (3.8 days).

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Average snowfall in September
Abilene, TX

Average snowfall in September - Abilene, TX
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.91").
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
Abilene, TX

Average snowfall days in September - Abilene, TX
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Abilene, TX

Average daylight in September / Average sunshine in September - Abilene, TX
  • 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: 8h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in September
Abilene, TX

Average sunshine days in September - Abilene, TX
  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is May (16.3 days).

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Average UV index in September
Abilene, TX

Average UV index in September - Abilene, TX
  • Average UV index in September: 6

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

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Average cloud cover in September
Abilene, TX

Average cloud cover in September - Abilene, TX
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in September
Abilene, TX

Average visibility in September - Abilene, TX
  • 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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Abilene, Texas, USA

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