September weather forecast
Yznaga, TX

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Weather in September

The first month of the autumn, September, is also a hot month in Yznaga, Texas, with an average temperature varying between 90.5°F (32.5°C) and 77.9°F (25.5°C).

Temperature

The arrival of September records an average high-temperature of a tropical 90.5°F (32.5°C), closely related to the 95.5°F (35.3°C) observed in August. Yznaga records an average low of 77.9°F (25.5°C) throughout the nights in September.

Heat index

For most parts of September, the heat index is estimated at a blistering 107.6°F (42°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in September is 69%.

Rainfall

September is the month with the most rainfall in Yznaga. Rain falls for 17.2 days and accumulates 2.64" (67mm) of precipitation.

Daylight

The average length of the day in September is 12h and 18min.
On the first day of September in Yznaga, sunrise is at 7:11 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:18 pm CDT.

Sunshine

In September, the average sunshine in Yznaga is 8.7h.

UV index

In Yznaga, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the maximum UV index of 7 translates into these guidelines:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

How hot does it get in Yznaga in September?

September temperatures in Yznaga, Texas, vary between a high-temperature of 90.5°F (32.5°C) and a low-temperature of 77.9°F (25.5°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in September is estimated at 107.6°F (42°C).

What is the average humidity in September in Yznaga?

In Yznaga, the average relative humidity in September is 69%.

What is the wettest month in Yznaga?

September is the month with the most rainfall. Rain falls for 17.2 days and accumulates 2.64" (67mm) of precipitation.

How much does it rain in Yznaga in September?

In Yznaga, Texas, in September, it is raining for 17.2 days, with typically 2.64" (67mm) of accumulated precipitation.

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

In September, the average day length in Yznaga, Texas, is 12h and 18min.

When is the sunrise / sunset in September in Yznaga?

In September, on the first day of the month, sunrise is at 7:11 am and sunset at 7:50 pm. On the last day of the month, in Yznaga, Texas, sunrise is at 7:23 am and sunset at 7:18 pm CDT.

How long on average sun shines in September in Yznaga?

In September, the average sunshine duration is 8.7h.

How high is the UV index in September in Yznaga?

In Yznaga, Texas, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Yznaga, TX

Average temperature in September - Yznaga, TX
  • Average high temperature in September: 90.5°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (68.5°F).

  • Average low temperature in September: 77.9°F

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (54.1°F).

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Average pressure in September
Yznaga, TX

Average pressure in September - Yznaga, TX
  • Average pressure in September: 29.91"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in September
Yznaga, TX

Average wind speed in September - Yznaga, TX
  • Average wind speed in September: 8.9mph

The windiest months (with the highest average wind speed) are April and May (11.9mph).
The calmest month (with the lowest average wind speed) is September (8.9mph).

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Average humidity in September
Yznaga, TX

Average humidity in September - Yznaga, TX
  • Average humidity in September: 69%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in September
Yznaga, TX

Average rainfall in September - Yznaga, TX
  • Average rainfall in September: 2.64"

The wettest month (with the highest rainfall) is September (2.64").
The driest month (with the least rainfall) is February (0.59").

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Average rainfall days in September
Yznaga, TX

Average rainfall days in September - Yznaga, TX
  • Average rainfall days in September: 17.2 days

The month with the highest number of rainy days is September (17.2 days).
The month with the least rainy days is July (7.4 days).

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

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

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in September
Yznaga, TX

Average sunshine days in September - Yznaga, TX
  • Average sunshine days in September: 10.6 days

The month with the most sunshine days is July (22.1 days).
The month with the least sunshine days is September (10.6 days).

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Average UV index in September
Yznaga, TX

Average UV index in September - Yznaga, TX
  • Average UV index in September: 7

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 4).

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Average cloud cover in September
Yznaga, TX

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

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in September
Yznaga, TX

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

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