September weather forecast
Gonzales, TX

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Weather in September

The first month of the autumn, September, is still a tropical month in Gonzales, Texas, with an average temperature fluctuating between 89.4°F (31.9°C) and 71.6°F (22°C).

Temperature

In Gonzales, entering September brings a subtle temperature decrement, reducing from August's torrid 97°F (36.1°C) to a tropical 89.4°F (31.9°C). In Gonzales, the September nights cool down to an average low of 71.6°F (22°C).

Heat index

The heat index value for September is evaluated at a blisteringly hot 104°F (40°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

The average relative humidity in September in Gonzales, Texas, is 71%.

Rainfall

In Gonzales, Texas, in September, during 16.4 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Gonzales, Texas, during the entire year, the rain falls for 146.3 days and collects up to 21.34" (542mm) of precipitation.

Snowfall

In Gonzales, snow does not fall in March through November.

Daylight

In Gonzales, the average length of the day in September is 12h and 20min.
On the first day of September in Gonzales, Texas, sunrise is at 7:07 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:16 pm CDT.

Sunshine

In Gonzales, the average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

Is it hot in Gonzales during September?

September temperatures in Gonzales, Texas, vary between a high-temperature of 89.4°F (31.9°C) and a low-temperature of 71.6°F (22°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is evaluated at 104°F (40°C).

What is the average humidity in September in Gonzales?

In September, the average relative humidity in Gonzales, Texas, is 71%.

How many days does it rain in September in Gonzales?

In Gonzales, in September, it is raining for 16.4 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow in Gonzales?

In Gonzales, Texas, snow does not fall in March through November.

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

The average day length in September in Gonzales, Texas, is 12h and 20min.

When are sunrise and sunset in September in Gonzales?

On the first day of September, sunrise is at 7:07 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:16 pm CDT.

How long on average sun shines in September in Gonzales?

In September, the average sunshine duration is 8.3h.

What is the UV index intensity in September in Gonzales?

In Gonzales, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to 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
Gonzales, TX

Average temperature in September - Gonzales, TX
  • Average high temperature in September: 89.4°F

The warmest month (with the highest average high temperature) is August (97°F).
The month with the lowest average high temperature is January (60.8°F).

  • Average low temperature in September: 71.6°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

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Average pressure in September
Gonzales, TX

Average pressure in September - Gonzales, TX
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Gonzales, TX

Average wind speed in September - Gonzales, TX
  • Average wind speed in September: 6mph

The windiest months (with the highest average wind speed) are February, March, April and May (8.3mph).
The calmest month (with the lowest average wind speed) is September (6mph).

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Average humidity in September
Gonzales, TX

Average humidity in September - Gonzales, TX
  • Average humidity in September: 71%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is August (64%).

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Average rainfall in September
Gonzales, TX

Average rainfall in September - Gonzales, TX
  • Average rainfall in September: 2.8"

The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is February (0.71").

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Average rainfall days in September
Gonzales, TX

Average rainfall days in September - Gonzales, TX
  • Average rainfall days in September: 16.4 days

The month with the highest number of rainy days is September (16.4 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in September
Gonzales, TX

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

The month with the highest snowfall is January (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Gonzales, TX

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

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

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

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

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Gonzales, TX

Average sunshine days in September - Gonzales, TX
  • Average sunshine days in September: 12.1 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index in September
Gonzales, TX

Average UV index in September - Gonzales, 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
Gonzales, TX

Average cloud cover in September - Gonzales, TX
  • Average cloud cover in September: 35

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in September
Gonzales, TX

Average visibility in September - Gonzales, TX
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, August, September, October, November and December (6mi).
The months with the lowest visibility are March, April, May, June and July (5mi).

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Gonzales, Texas, USA

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