September weather forecast
Universal City, TX

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Weather in September

September, the first month of the autumn in Universal City, is also a hot month, with an average temperature fluctuating between 71.6°F (22°C) and 88.7°F (31.5°C).

Temperature

The onset of September results in a small decrease in the average high-temperature, moderately receding from a very hot 96.6°F (35.9°C) in August to a hot 88.7°F (31.5°C). Universal City's temperature lowers to a mean of 71.6°F (22°C) during the nights in September.

Heat index

The heat index value for September is estimated at a very hot 100.4°F (38°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

In Universal City, the average relative humidity in September is 67%.

Rainfall

In Universal City, in September, it is raining for 15.9 days, with typically 3.19" (81mm) of accumulated precipitation. In Universal City, during the entire year, the rain falls for 155.9 days and collects up to 22.76" (578mm) of precipitation.

Snowfall

In Universal City, snow does not fall in March through December.

Daylight

In Universal City, Texas, the average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 7:10 am and sunset at 7:54 pm. On the last day of September, sunrise is at 7:26 am and sunset at 7:19 pm CDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 during September leads to these advisories:
Fend off overexposure. Sun protection is vital. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

Is it hot in Universal City during September?

The high-temperature, in September, in Universal City, records 88.7°F (31.5°C), while the low-temperature is 71.6°F (22°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 100.4°F (38°C).

What is the average humidity in September in Universal City?

The average relative humidity in September is 67%.

How many days does it rain in September in Universal City?

In Universal City, Texas, in September, it is raining for 15.9 days, with typically 3.19" (81mm) of accumulated precipitation.

When it does not snow in Universal City?

In Universal City, snow does not fall in March through December.

How many hours of daylight does Universal City have in September?

In September, the average day length in Universal City is 12h and 20min.

When are sunrise and sunset in September in Universal City?

On the first day of September in Universal City, Texas, sunrise is at 7:10 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:19 pm CDT.

How long on average sun shines in September in Universal City?

In Universal City, Texas, the average sunshine duration in September is 8.3h.

What is the UV index intensity in September in Universal City?

In Universal City, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Universal City, TX

Average temperature in September - Universal City, TX
  • Average high temperature in September: 88.7°F

The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is January (61.2°F).

  • Average low temperature in September: 71.6°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

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Average pressure in September
Universal City, TX

Average pressure in September - Universal City, TX
  • Average pressure in September: 29.94"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in September
Universal City, TX

Average wind speed in September - Universal City, TX
  • Average wind speed in September: 6.4mph

The windiest months (with the highest average wind speed) are February, March, April and May (8.8mph).
The calmest month (with the lowest average wind speed) is September (6.4mph).

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Average humidity in September
Universal City, TX

Average humidity in September - Universal City, TX
  • Average humidity in September: 67%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (59%).

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Average rainfall in September
Universal City, TX

Average rainfall in September - Universal City, TX
  • Average rainfall in September: 3.19"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is February (0.94").

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Average rainfall days in September
Universal City, TX

Average rainfall days in September - Universal City, TX
  • Average rainfall days in September: 15.9 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and August (9.3 days).

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Average snowfall in September
Universal City, TX

Average snowfall in September - Universal City, TX
  • Average snowfall in September: 0"

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Universal City, TX

Average snowfall days in September - Universal City, TX
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.4 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
Universal City, TX

Average daylight in September / Average sunshine in September - Universal City, 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 July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

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Average sunshine days in September
Universal City, TX

Average sunshine days in September - Universal City, TX
  • Average sunshine days in September: 12.2 days

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is May (10.2 days).

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Average UV index in September
Universal City, TX

Average UV index in September - Universal City, 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
Universal City, TX

Average cloud cover in September - Universal City, TX
  • Average cloud cover in September: 35

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in September
Universal City, TX

Average visibility in September - Universal City, 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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Universal City, Texas, USA

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