September Weather in Sulphur Springs, United States

Last updated: June 24, 2025

In September, the average temperature in Sulphur Springs, United States hovers around 25°C (77°F), with a refreshing minimum of 10°C (51°F) and a sweltering maximum of 37°C (99°F). Expect 96 mm (3.8 in) of precipitation spread over 7 days, complemented by an average humidity level of 71%, creating a unique blend of warmth and moisture.

September Temperature in Sulphur Springs

In September in Sulphur Springs, the average temperature is 25°C (77°F). Maximum temperatures can reach up to 37°C (99°F), while the minimum can drop as low as 10°C (51°F). Overall, it's a great time to visit Sulphur Springs if you enjoy warm weather with a refreshing cooler breeze in the evenings.

September Weather in Sulphur Springs: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sulphur Springs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sulphur Springs, September typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (99°F) and lows dropping to around 10°C (51°F).

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

September Precipitation in Sulphur Springs

In Sulphur Springs in September, the precipitation amount is 96 mm (3.8 in) over a span of 7 days.

September Precipitation Trends in Sulphur Springs

The chart displays monthly precipitation patterns in Sulphur Springs, 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 Sulphur Springs, September typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Sulphur Springs

In Sulphur Springs in September humidity is 71%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace, making outdoor exploration a bit sticky but still enjoyable, especially if you take breaks in shaded areas and stay hydrated.

September Average Humidity in Sulphur Springs

This chart illustrates the average monthly humidity levels in Sulphur Springs, 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 Sulphur Springs is approximately 71%, 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 Sulphur Springs

In Sulphur Springs in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Sulphur Springs.

Maximum UV Index Levels in Sulphur Springs for September

The chart shows the monthly maximum UV Index (UVI) for Sulphur Springs 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 Sulphur Springs typically reaches 9, which falls under the very high exposure category.

Data source: Sulphur Springs 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 Sulphur Springs Compares to Other Months

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

This table compares monthly weather conditions in Sulphur Springs, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	105 mm (4.1 inches)	84%	moderate
February Weather	8°C (47°F)	163 mm (6.4 inches)	83%	high
March Weather	14°C (58°F)	163 mm (6.4 inches)	81%	very high
April Weather	17°C (63°F)	167 mm (6.6 inches)	81%	very high
May Weather	23°C (73°F)	151 mm (6.0 inches)	83%	extreme
June Weather	26°C (80°F)	106 mm (4.2 inches)	83%	extreme
July Weather	28°C (82°F)	100 mm (3.9 inches)	81%	extreme
August Weather	27°C (81°F)	122 mm (4.8 inches)	74%	very high
September Weather	25°C (77°F)	96 mm (3.8 inches)	71%	very high
October Weather	19°C (66°F)	130 mm (5.1 inches)	76%	high
November Weather	11°C (52°F)	77 mm (3.0 inches)	84%	high
December Weather	9°C (49°F)	159 mm (6.3 inches)	88%	moderate