September Weather in Powell, United States

Last updated: June 24, 2025

In September, the average temperature in Powell, United States hovers around 16°C (61°F). Expect minimums dipping as low as -1°C (30°F), while maximums can soar to a sweltering 37°C (98°F). During this time, the area sees an average precipitation of 31 mm (1.2 in) spread across 4 days, with humidity levels averaging a notable 76%.

September Temperature in Powell

In September in Powell, the average temperature is 16°C (61°F). The maximum can reach 37°C (98°F), while the minimum can drop as low as -1°C (30°F). Be prepared for a wide range of temperatures to enjoy your travels to Powell this September.

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

The chart illustrates September temperature patterns in Powell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Powell, September typically has an average temperature of 16°C (61°F), with highs reaching up to 37°C (98°F) and lows dropping to around -1°C (30°F).

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

September Precipitation in Powell

In Powell in September, the total precipitation amount is 31 mm (1.2 in) over a span of 4 days.

September Precipitation Trends in Powell

The chart displays monthly precipitation patterns in Powell, 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 Powell, September typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 4 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 Powell

In Powell in September humidity is 76%. With an average temperature of 16°C (61°F), this humidity feels like a warm embrace that makes traveling feel slightly heavy yet refreshing, often prompting you to seek shade or indulge in ice-cold drinks to stay comfortable.

September Average Humidity in Powell

This chart illustrates the average monthly humidity levels in Powell, 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 Powell is approximately 76%, 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 Powell

In Powell in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Powell.

Maximum UV Index Levels in Powell for September

The chart shows the monthly maximum UV Index (UVI) for Powell 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 Powell typically reaches 8, which falls under the very high exposure category.

Data source: Powell 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 Powell Compares to Other Months

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

This table compares monthly weather conditions in Powell, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (24°F)	10 mm (0.4 inches)	85%	moderate
February Weather	-7°C (20°F)	25 mm (1.0 inches)	85%	moderate
March Weather	3°C (37°F)	16 mm (0.6 inches)	79%	high
April Weather	6°C (44°F)	38 mm (1.5 inches)	74%	very high
May Weather	12°C (54°F)	52 mm (2.1 inches)	76%	very high
June Weather	19°C (66°F)	34 mm (1.3 inches)	79%	extreme
July Weather	24°C (75°F)	13 mm (0.5 inches)	81%	extreme
August Weather	22°C (71°F)	13 mm (0.5 inches)	80%	very high
September Weather	16°C (61°F)	31 mm (1.2 inches)	76%	very high
October Weather	6°C (43°F)	28 mm (1.1 inches)	74%	high
November Weather	1°C (34°F)	17 mm (0.7 inches)	81%	moderate
December Weather	-4°C (25°F)	14 mm (0.6 inches)	87%	low