September weather forecast
Austwell, TX

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Weather in September

September, the first month of the autumn in Austwell, is still a hot month, with an average temperature fluctuating between 77.4°F (25.2°C) and 86°F (30°C).

Temperature

The average high-temperature during September registers at a still hot 86°F (30°C), maintaining a close resemblance to the previous month. Austwell experiences a steady nighttime temperature of 77.4°F (25.2°C) throughout the month of September.

Heat index

Throughout September, the heat index is appraised at a sweltering 96.8°F (36°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are largely significant for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In Austwell, the average relative humidity in September is 75%.

Rainfall

September is the month with the most rainfall. Rain falls for 17.1 days and accumulates 1.93" (49mm) of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

In September, the average length of the day in Austwell is 12h and 19min.
On the first day of the month, sunrise is at 7:06 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:20 am and sunset at 7:14 pm CDT.

Sunshine

The average sunshine in September in Austwell is 8.7h.

UV index

In Austwell, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 6 translates into these guidelines:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. 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

How hot is September in Austwell?

The high-temperature, in September, in Austwell, is 86°F (30°C), while the low-temperature averages to 77.4°F (25.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 96.8°F (36°C).

What is the average humidity in September in Austwell?

In Austwell, the average relative humidity in September is 75%.

What is the wettest month in Austwell?

September is the month with the most rainfall in Austwell. Rain falls for 17.1 days and accumulates 1.93" (49mm) of precipitation.

How many days does it rain in September in Austwell?

In Austwell, Texas, in September, it is raining for 17.1 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow in Austwell?

January, March through December are months without snowfall in Austwell, Texas.

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

In September, the average day length in Austwell is 12h and 19min.

When are sunrise and sunset in September in Austwell?

In September, on the first day of the month, sunrise is at 7:06 am and sunset at 7:48 pm. On the last day of the month, in Austwell, Texas, sunrise is at 7:20 am and sunset at 7:14 pm CDT.

How long on average sun shines in September in Austwell?

The average sunshine duration in September in Austwell is 8.7h.

What is the UV index intensity in September in Austwell?

In Austwell, Texas, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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
Austwell, TX

Average temperature in September - Austwell, TX
  • Average high temperature in September: 86°F

The warmest month (with the highest average high temperature) is August (89.6°F).
The month with the lowest average high temperature is January (62.2°F).

  • Average low temperature in September: 77.4°F

The month with the highest average low temperature is August (80.2°F).
The coldest month (with the lowest average low temperature) is January (51.3°F).

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Average pressure in September
Austwell, TX

Average pressure in September - Austwell, TX
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Austwell, TX

Average wind speed in September - Austwell, TX
  • Average wind speed in September: 9.1mph

The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest month (with the lowest average wind speed) is September (9.1mph).

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Average humidity in September
Austwell, TX

Average humidity in September - Austwell, TX
  • Average humidity in September: 75%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Austwell, TX

Average rainfall in September - Austwell, TX
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is September (1.93").
The driest month (with the least rainfall) is February (0.51").

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Average rainfall days in September
Austwell, TX

Average rainfall days in September - Austwell, TX
  • Average rainfall days in September: 17.1 days

The month with the highest number of rainy days is September (17.1 days).
The month with the least rainy days is February (8.7 days).

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Average snowfall in September
Austwell, TX

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

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Austwell, TX

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

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in September / Average sunshine in September - Austwell, TX
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in September
Austwell, TX

Average sunshine days in September - Austwell, TX
  • Average sunshine days in September: 10.5 days

The month with the most sunshine days is March (20.3 days).
The month with the least sunshine days is September (10.5 days).

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Average UV index in September
Austwell, TX

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

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in September
Austwell, TX

Average cloud cover in September - Austwell, TX
  • Average cloud cover in September: 30

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in September
Austwell, TX

Average visibility in September - Austwell, 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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Austwell, Texas, USA

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