September Weather in Selma, United States

Last updated: June 24, 2025

In September, the average temperature in Selma, United States hovers around 20°C (68°F), with a minimum dipping to 2°C (37°F) and a maximum reaching 34°C (93°F). Expect 98 mm (3.8 in) of precipitation over about 9 days, contributing to an average humidity of 75%. Prepare for a diverse range of weather!

September Temperature in Selma

In September in Selma, the average temperature is 20°C (68°F). Maximums can reach 34°C (93°F), and minimums can be as low as 2°C (37°F). Be prepared for a wide range of temperatures, making it essential to pack for both warm and cool conditions while traveling.

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

The chart illustrates September temperature patterns in Selma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Selma, September typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (93°F) and lows dropping to around 2°C (37°F).

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

September Precipitation in Selma

In Selma in September, the precipitation amount is 98 mm (3.8 in) occurring over the course of 9 days.

September Precipitation Trends in Selma

The chart displays monthly precipitation patterns in Selma, 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 Selma, September typically receives around 98 mm (3.8 inches) of precipitation spread over approximately 9 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 Selma

In Selma in September, humidity is 75%. With an average temperature of 20°C (68°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and exhausted.

September Average Humidity in Selma

This chart illustrates the average monthly humidity levels in Selma, 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 Selma is approximately 75%, 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 Selma

In Selma 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 Selma.

Maximum UV Index Levels in Selma for September

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

Data source: Selma 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 Selma Compares to Other Months

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

This table compares monthly weather conditions in Selma, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (35°F)	70 mm (2.7 inches)	84%	moderate
February Weather	4°C (40°F)	111 mm (4.4 inches)	84%	high
March Weather	7°C (45°F)	79 mm (3.1 inches)	84%	very high
April Weather	12°C (55°F)	118 mm (4.6 inches)	82%	very high
May Weather	17°C (64°F)	132 mm (5.2 inches)	82%	very high
June Weather	21°C (70°F)	96 mm (3.8 inches)	83%	extreme
July Weather	24°C (75°F)	59 mm (2.3 inches)	79%	very high
August Weather	23°C (73°F)	98 mm (3.9 inches)	77%	very high
September Weather	20°C (68°F)	98 mm (3.8 inches)	75%	very high
October Weather	15°C (58°F)	108 mm (4.3 inches)	81%	high
November Weather	6°C (44°F)	75 mm (2.9 inches)	87%	moderate
December Weather	4°C (39°F)	93 mm (3.7 inches)	85%	moderate