September weather forecast
Winters, TX

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Weather in September

The first month of the autumn, September, is still a tropical month in Winters, Texas, with an average temperature varying between 86.9°F (30.5°C) and 68.9°F (20.5°C).

Temperature

With the arrival of September, Winters experiences a modest decline in average high-temperatures, transitioning from a sweltering 95.5°F (35.3°C) in August to a tropical 86.9°F (30.5°C). Throughout September, the nighttime temperature in Winters, Texas, averages to an agreeable 68.9°F (20.5°C).

Heat index

September's heat index is calculated to be a tropical 91.4°F (33°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

In September, the average relative humidity in Winters is 57%.

Rainfall

In Winters, in September, during 10.1 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 90.9 rainfall days, and 15.98" (406mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 21min.
On the first day of September, sunrise is at 7:15 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:25 pm CDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

In Winters, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. 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. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Jun 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Winters during September?

Winters in September has an average high-temperature of 86.9°F (30.5°C) and an average low-temperature of 68.9°F (20.5°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 91.4°F (33°C).

What is the average humidity in September?

In September, the average relative humidity is 57%.

How much does it rain in September?

In Winters, in September, it is raining for 10.1 days, with typically 1.85" (47mm) of accumulated precipitation.

When it does not snow?

In Winters, snow does not fall in April through October.

How many hours of daylight does Winters have in September?

In Winters, the average day length in September is 12h and 21min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:15 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:25 pm CDT.

How many hours of sunshine does Winters have in September?

The average sunshine duration in September is 8.8h.

How high is the UV index in September in Winters?

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Winters, TX

Average temperature in September - Winters, TX
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is December (56.8°F).

  • Average low temperature in September: 68.9°F

The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

Average pressure in September
Winters, TX

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are May and June (29.87"Hg).

Average wind speed in September
Winters, TX

Average wind speed in September - Winters, TX
  • Average wind speed in September: 9.4mph

The windiest month (with the highest average wind speed) is April (13.2mph).
The calmest month (with the lowest average wind speed) is September (9.4mph).

Average humidity in September
Winters, TX

Average humidity in September - Winters, TX
  • Average humidity in September: 57%

The months with the highest relative humidity are November and December (58%).
The month with the lowest relative humidity is August (47%).

Average rainfall in September
Winters, TX

Average rainfall in September - Winters, TX
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is May (2.6").
The driest months (with the least rainfall) are January and February (0.67").

Average rainfall days in September
Winters, TX

Average rainfall days in September - Winters, TX
  • Average rainfall days in September: 10.1 days

The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in September
Winters, TX

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

The month with the highest snowfall is February (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Winters, TX

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

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

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

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in September
Winters, TX

Average sunshine days in September - Winters, TX
  • Average sunshine days in September: 18.3 days

The month with the most sunshine days is January (26 days).
The month with the least sunshine days is May (16 days).

Average UV index in September
Winters, TX

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

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Winters, TX

Average cloud cover in September - Winters, TX
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 29).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in September
Winters, TX

Average visibility in September - Winters, 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).

Winters, Texas, USA

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