September Weather in Ellis, United States

Last updated: June 24, 2025

In September, the average temperature in Ellis, United States hovers around 22°C (72°F). Expect a range from a refreshing 4°C (39°F) to a sizzling 37°C (100°F). With 54 mm (2.1 in) of precipitation spread over 5 days, the average humidity sits comfortably at 73%, providing a balmy atmosphere perfect for enjoying the local sights!

September Temperature in Ellis

In September in Ellis, the average temperature is 22°C (72°F), where it can reach a maximum of 37°C (100°F) and drop to a minimum of 4°C (39°F). This diverse range makes it an ideal time for travelers to experience both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Ellis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ellis, September typically has an average temperature of 22°C (72°F), with highs reaching up to 37°C (100°F) and lows dropping to around 4°C (39°F).

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

September Precipitation in Ellis

In Ellis in September, the total precipitation amount is 54 mm (2.1 in) spread over a period of 5 days.

September Precipitation Trends in Ellis

The chart displays monthly precipitation patterns in Ellis, 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 Ellis, September typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 5 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 Ellis

In Ellis in September, humidity is 73%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace that can make outdoor activities feel sticky and heavy, so it's best to stay hydrated and take frequent breaks while exploring.

September Average Humidity in Ellis

This chart illustrates the average monthly humidity levels in Ellis, 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 Ellis is approximately 73%, 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 Ellis

In Ellis 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 Ellis.

Maximum UV Index Levels in Ellis for September

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

Data source: Ellis 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 Ellis Compares to Other Months

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

This table compares monthly weather conditions in Ellis, 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 (31°F)	23 mm (0.9 inches)	74%	moderate
February Weather	0°C (31°F)	19 mm (0.7 inches)	78%	moderate
March Weather	7°C (45°F)	64 mm (2.5 inches)	67%	high
April Weather	12°C (53°F)	36 mm (1.4 inches)	70%	very high
May Weather	17°C (64°F)	135 mm (5.3 inches)	82%	very high
June Weather	25°C (77°F)	61 mm (2.4 inches)	81%	extreme
July Weather	27°C (80°F)	72 mm (2.8 inches)	80%	extreme
August Weather	25°C (77°F)	77 mm (3.0 inches)	80%	very high
September Weather	22°C (72°F)	54 mm (2.1 inches)	73%	very high
October Weather	13°C (55°F)	57 mm (2.3 inches)	71%	high
November Weather	6°C (44°F)	21 mm (0.8 inches)	79%	moderate
December Weather	2°C (36°F)	28 mm (1.1 inches)	83%	moderate