September weather forecast
Lawn, TX

Weather in September

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

Temperature

In September, the average high-temperature slightly decreases from a torrid 95.4°F (35.2°C) in August to a hot 86.9°F (30.5°C). In Lawn, the average low-temperature is 68°F (20°C).

Heat index

In September, the average heat index is calculated to be a tropical 93.2°F (34°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
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 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, differences in body mass, height, and shape, clothing). Be aware that direct exposure to sunlight increases heat impact and may raise the 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

The months with the highest humidity in Lawn, Texas, are May, September and November, with an average relative humidity of 59%.

Rainfall

In September, in Lawn, the rain falls for 11.4 days. Throughout September, 2.09" (53mm) of precipitation is accumulated. In Lawn, during the entire year, the rain falls for 95.8 days and collects up to 16.14" (410mm) of precipitation.

Snowfall

April through October are months without snowfall in Lawn.

Daylight

In Lawn, the average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 7:14 am and sunset at 8:03 pm. On the last day of September, sunrise is at 7:32 am and sunset at 7:25 pm CDT.

Sunshine

The average sunshine in September in Lawn is 8.7h.

UV index

The average daily maximum UV index in September in Lawn is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Lawn?

In September, in Lawn, 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. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in September is calculated to be 93.2°F (34°C).

What are the most humid months in Lawn?

May, September and November, with an average relative humidity of 59%, are most humid months.

What is the average humidity in September in Lawn?

In September, the average relative humidity in Lawn, Texas, is 59%.

How many days does it rain in September in Lawn?

In Lawn, during September, the rain falls for 11.4 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow in Lawn?

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

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

The average day length in September in Lawn is 12h and 21min.

What time are sunrise and sunset in September in Lawn?

On the first day of September in Lawn, Texas, sunrise is at 7:14 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:25 pm CDT.

How long on average sun shines in September in Lawn?

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

What is the UV index intensity in September in Lawn?

In Lawn, Texas, the average daily maximum UV index in September is 6. A UV Index reading 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 sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Lawn, TX

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

The warmest month (with the highest average high temperature) is August (95.4°F).
The months with the lowest average high temperature are January and December (56.5°F).

  • Average low temperature in September: 68°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

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Average pressure in September
Lawn, TX

Average pressure in September - Lawn, 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
Lawn, TX

Average wind speed in September - Lawn, TX
  • Average wind speed in September: 9.4mph

The windiest month (with the highest average wind speed) is April (13.5mph).
The calmest month (with the lowest average wind speed) is September (9.4mph).

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Average humidity in September
Lawn, TX

Average humidity in September - Lawn, TX
  • Average humidity in September: 59%

The months with the highest relative humidity are May, September and November (59%).
The month with the lowest relative humidity is August (48%).

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Average rainfall in September
Lawn, TX

Average rainfall in September - Lawn, TX
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is October (2.24").
The driest months (with the least rainfall) are January and February (0.71").

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Average rainfall days in September
Lawn, TX

Average rainfall days in September - Lawn, TX
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is January (4 days).

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Average snowfall in September
Lawn, TX

Average snowfall in September - Lawn, 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
Lawn, TX

Average snowfall days in September - Lawn, 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
Lawn, TX

Average daylight in September / Average sunshine in September - Lawn, TX
  • Average daylight in September: 12h and 21min

The month with the longest days is June (Average daylight: 14h and 13min).
The month with the shortest days is December (Average daylight: 10h and 5min).

  • Average sunshine in September: 8h and 42min

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 18min).

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Average sunshine days in September
Lawn, TX

Average sunshine days in September - Lawn, TX
  • Average sunshine days in September: 17.3 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is May (16 days).

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Average UV index in September
Lawn, TX

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

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 3).

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Average cloud cover in September
Lawn, TX

Average cloud cover in September - Lawn, 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
Lawn, TX

Average visibility in September - Lawn, 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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