September weather forecast
Pendleton, TX

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Weather in September

September, the first month of the autumn in Pendleton, is still a tropical month, with an average temperature fluctuating between 88.7°F (31.5°C) and 70.7°F (21.5°C).

Temperature

The average high-temperature shows a slight dip in September, from August's very hot 96.4°F (35.8°C) to a hot 88.7°F (31.5°C). An average low-temperature of 70.7°F (21.5°C) is common during the nights of September.

Heat index

For most parts of September, the heat index is calculated to be a sweltering 98.6°F (37°C). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

In Pendleton, the average relative humidity in September is 65%.

Rainfall

In Pendleton, in September, it is raining for 15.3 days, with typically 2.36" (60mm) of accumulated precipitation. Throughout the year, there are 143.6 rainfall days, and 28.62" (727mm) of precipitation is accumulated.

Snowfall

March through December are months without snowfall.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 7:05 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:15 pm CDT.

Sunshine

In Pendleton, the average sunshine in September is 8.6h.

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 unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 6 suggests this advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Pendleton during September?

The high-temperature, in September, in Pendleton, records 88.7°F (31.5°C), while the low-temperature is 70.7°F (21.5°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 98.6°F (37°C).

What is the average humidity in September in Pendleton?

The average relative humidity in September is 65%.

How many days does it rain in September?

In Pendleton, during September, the rain falls for 15.3 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow?

March through December are months without snowfall.

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:05 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:15 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.6h.

How high is the UV index in September in Pendleton?

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Pendleton, TX

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

The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in September: 70.7°F

The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (41.2°F).

Average pressure in September
Pendleton, TX

Average pressure in September - Pendleton, TX
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Pendleton, TX

Average wind speed in September - Pendleton, TX
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is September (7mph).

Average humidity in September
Pendleton, TX

Average humidity in September - Pendleton, TX
  • Average humidity in September: 65%

The month with the highest relative humidity is May (75%).
The month with the lowest relative humidity is August (57%).

Average rainfall in September
Pendleton, TX

Average rainfall in September - Pendleton, TX
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is October (4.29").
The driest month (with the least rainfall) is February (1.5").

Average rainfall days in September
Pendleton, TX

Average rainfall days in September - Pendleton, TX
  • Average rainfall days in September: 15.3 days

The months with the highest number of rainy days are May and September (15.3 days).
The month with the least rainy days is January (8 days).

Average snowfall in September
Pendleton, TX

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

The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Pendleton, TX

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

The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in September
Pendleton, TX

Average sunshine days in September - Pendleton, TX
  • Average sunshine days in September: 12.9 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is September (12.9 days).

Average UV index in September
Pendleton, TX

Average UV index in September - Pendleton, 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).

Average cloud cover in September
Pendleton, TX

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

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Pendleton, TX

Average visibility in September - Pendleton, 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).

Pendleton, Texas, USA

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