September weather forecast
McCaulley, TX

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Weather in September

September, the first month of the autumn in McCaulley, is also a hot month, with temperature in the range of an average low of 68.9°F (20.5°C) and an average high of 87.8°F (31°C).

Temperature

McCaulley's transition into September involves a gentle shift in temperature, receding from a very hot 96.6°F (35.9°C) in August to a tropical 87.8°F (31°C). During September, McCaulley consistently records a temperature low averaging an agreeable 68.9°F (20.5°C).

Heat index

The average heat index in September is calculated to be a hot 93.2°F (34°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

September and December, with an average relative humidity of 55%, are the most humid months.

Rainfall

In McCaulley, Texas, in September, it is raining for 11.7 days, with typically 1.93" (49mm) of accumulated precipitation. In McCaulley, during the entire year, the rain falls for 87.8 days and collects up to 14.92" (379mm) of precipitation.

Snowfall

In McCaulley, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 7:16 am and sunset at 8:05 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:26 pm CDT.

Sunshine

In McCaulley, the average sunshine in September is 8.8h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: In September, a regular UV index of 6 translates into these guidelines:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

In September, the average high-temperature and low-temperature are 87.8°F (31°C) and 68.9°F (20.5°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is calculated to be 93.2°F (34°C).

What are the most humid months?

The months with the highest humidity are September and December, with an average relative humidity of 55%.

What is the average humidity in September?

In September, the average relative humidity is 55%.

How many days does it rain in September?

In September, the rain falls for 11.7 days. Throughout September, 1.93" (49mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

The average day length in September is 12h and 22min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:16 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:26 pm CDT.

How many hours of sunshine does McCaulley have in September?

In September, the average sunshine duration is 8.8h.

What is the UV index reading in September?

The average daily maximum UV index in September in McCaulley is 6. A UV Index reading of 6 to 7 represents 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
McCaulley, TX

Average temperature in September - McCaulley, TX
  • Average high temperature in September: 87.8°F

The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in September: 68.9°F

The month with the highest average low temperature is July (76.6°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).

Average pressure in September
McCaulley, TX

Average pressure in September - McCaulley, 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 (29.85"Hg).

Average wind speed in September
McCaulley, TX

Average wind speed in September - McCaulley, TX
  • Average wind speed in September: 9.9mph

The windiest month (with the highest average wind speed) is April (13.8mph).
The calmest month (with the lowest average wind speed) is September (9.9mph).

Average humidity in September
McCaulley, TX

Average humidity in September - McCaulley, TX
  • Average humidity in September: 55%

The months with the highest relative humidity are September and December (55%).
The month with the lowest relative humidity is August (44%).

Average rainfall in September
McCaulley, TX

Average rainfall in September - McCaulley, TX
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and February (0.59").

Average rainfall days in September
McCaulley, TX

Average rainfall days in September - McCaulley, TX
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is September (11.7 days).
The month with the least rainy days is January (3.3 days).

Average snowfall in September
McCaulley, TX

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

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
McCaulley, TX

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

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

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

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 36min).

Average sunshine days in September
McCaulley, TX

Average sunshine days in September - McCaulley, TX
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is January (26.7 days).
The month with the least sunshine days is September (16.1 days).

Average UV index in September
McCaulley, TX

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

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
McCaulley, TX

Average cloud cover in September - McCaulley, TX
  • Average cloud cover in September: 25

The months with the most cloud cover are March, September and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in September
McCaulley, TX

Average visibility in September - McCaulley, 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).

McCaulley, Texas, USA

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