September weather forecast
Jacinto City, TX

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Weather in September

September, the first month of the autumn in Jacinto City, is also a hot month, with an average temperature varying between 73.9°F (23.3°C) and 87.6°F (30.9°C).

Temperature

September denotes a minimal variation in the average high-temperature to a still hot 87.6°F (30.9°C) from August's 92.8°F (33.8°C). During September, Jacinto City witnesses a consistent average low-temperature of 73.9°F (23.3°C).

Heat index

The heat index in September is estimated at a torrid 102.2°F (39°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

The average relative humidity in September is 75%.

Rainfall

The month with the most rainfall is September, when the rain falls for 21.3 days and typically aggregates up to 5.94" (151mm) of precipitation.

Snowfall

February through November are months without snowfall.

Daylight

The average length of the day in September in Jacinto City is 12h and 20min.
On the first day of September, sunrise is at 6:58 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:07 pm CDT.

Sunshine

In Jacinto City, Texas, the average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

The average high-temperature, in September, in Jacinto City, is 87.6°F (30.9°C), while the average low-temperature is 73.9°F (23.3°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 102.2°F (39°C).

What is the average humidity in September?

The average relative humidity in September is 75%.

What is the rainiest month?

The month with the most rainfall is September, when the rain falls for 21.3 days and typically aggregates up to 5.94" (151mm) of precipitation.

How many days does it rain in September?

In Jacinto City, during September, the rain falls for 21.3 days and regularly aggregates up to 5.94" (151mm) of precipitation.

When it does not snow?

February through November are months without snowfall.

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

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:58 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:07 pm CDT.

How long on average sun shines in September?

In Jacinto City, the average sunshine duration in September is 8.8h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Jacinto City, TX

Average temperature in September - Jacinto City, TX
  • Average high temperature in September: 87.6°F

The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (60.6°F).

  • Average low temperature in September: 73.9°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).

Average pressure in September
Jacinto City, TX

Average pressure in September - Jacinto City, TX
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Jacinto City, TX

Average wind speed in September - Jacinto City, TX
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest months (with the lowest average wind speed) are August and September (6.5mph).

Average humidity in September
Jacinto City, TX

Average humidity in September - Jacinto City, TX
  • Average humidity in September: 75%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are August and October (71%).

Average rainfall in September
Jacinto City, TX

Average rainfall in September - Jacinto City, TX
  • Average rainfall in September: 5.94"

The wettest month (with the highest rainfall) is September (5.94").
The driest month (with the least rainfall) is February (1.89").

Average rainfall days in September
Jacinto City, TX

Average rainfall days in September - Jacinto City, TX
  • Average rainfall days in September: 21.3 days

The months with the highest number of rainy days are August and September (21.3 days).
The month with the least rainy days is January (12.3 days).

Average snowfall in September
Jacinto City, TX

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

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

Average snowfall days in September
Jacinto City, TX

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

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

Average daylight in September /
Average sunshine in September
Jacinto City, TX

Average daylight in September / Average sunshine in September - Jacinto 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in September
Jacinto City, TX

Average sunshine days in September - Jacinto City, TX
  • Average sunshine days in September: 6.9 days

The month with the most sunshine days is January (16.4 days).
The months with the least sunshine days are August and September (6.9 days).

Average UV index in September
Jacinto City, TX

Average UV index in September - Jacinto City, 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, February, November and December (UV index 4).

Average cloud cover in September
Jacinto City, TX

Average cloud cover in September - Jacinto City, TX
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 27).

Average visibility in September
Jacinto City, TX

Average visibility in September - Jacinto 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).

Jacinto City, Texas, USA

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