September Weather in Texarkana, United States

Last updated: June 24, 2025

In September, the average temperature in Texarkana, United States hovers around 26°C (78°F). Expect a range from a chilly 10°C (50°F) to a sweltering 38°C (101°F). During this time, precipitation averages 82 mm (3.2 in) over 8 days, contributing to an average humidity of 63%.

September Temperature in Texarkana

In September in Texarkana, the average temperature is 26°C (78°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 10°C (50°F). It’s a versatile climate that allows for both warm beach days and cooler evenings, making it an ideal destination for travelers seeking a range of outdoor activities.

September Weather in Texarkana: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Texarkana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Texarkana, September typically has an average temperature of 26°C (78°F), with highs reaching up to 38°C (101°F) and lows dropping to around 10°C (50°F).

Data source: Temperature data for Texarkana generated using information from the Copernicus Climate Change Service.

September Precipitation in Texarkana

In Texarkana in September, the total precipitation amount reached 82 mm (3.2 in) over the course of 8 days.

September Precipitation Trends in Texarkana

The chart displays monthly precipitation patterns in Texarkana, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Texarkana, September typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Texarkana

In Texarkana in September humidity is 63%. With an average temperature of 26°C (78°F), this humidity feels like a warm, tropical embrace, making outdoor activities pleasantly refreshing yet slightly sticky, perfect for leisurely strolls and beachside adventures.

September Average Humidity in Texarkana

This chart illustrates the average monthly humidity levels in Texarkana, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Texarkana is approximately 63%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Texarkana

In Texarkana in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Texarkana.

Maximum UV Index Levels in Texarkana for September

The chart shows the monthly maximum UV Index (UVI) for Texarkana in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Texarkana typically reaches 10, which falls under the very high exposure category.

Data source: Texarkana September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Texarkana Compares to Other Months

Weather in Texarkana varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Texarkana, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Texarkana, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	102 mm (4.0 inches)	82%	moderate
February Weather	9°C (49°F)	158 mm (6.2 inches)	80%	high
March Weather	15°C (59°F)	139 mm (5.5 inches)	78%	very high
April Weather	17°C (63°F)	189 mm (7.4 inches)	79%	very high
May Weather	23°C (73°F)	164 mm (6.4 inches)	81%	extreme
June Weather	27°C (80°F)	95 mm (3.8 inches)	77%	extreme
July Weather	28°C (84°F)	80 mm (3.1 inches)	72%	extreme
August Weather	28°C (83°F)	95 mm (3.7 inches)	65%	extreme
September Weather	26°C (78°F)	82 mm (3.2 inches)	63%	very high
October Weather	19°C (67°F)	110 mm (4.3 inches)	70%	very high
November Weather	12°C (55°F)	72 mm (2.8 inches)	82%	high
December Weather	10°C (50°F)	134 mm (5.3 inches)	88%	moderate