September Weather in Saint Henry, United States

Last updated: June 24, 2025

In September, the average temperature in Saint Henry, United States is a pleasant 20°C (69°F). Expect temperatures to range from a chilly 4°C (40°F) to a warm 33°C (91°F). During this month, you'll encounter approximately 73 mm (2.9 in) of precipitation over about 8 days, with an average humidity of 78%. Enjoy the diverse weather while exploring!

September Temperature in Saint Henry

In September in Saint Henry, the average temperature is 20°C (69°F). Maximum temperatures can reach 33°C (91°F), while minimum temperatures can drop as low as 4°C (40°F). This range of temperatures makes Saint Henry a great destination for outdoor activities and versatile wardrobe choices during your travels.

September Weather in Saint Henry: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Saint Henry, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Henry, September typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (40°F).

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

September Precipitation in Saint Henry

In Saint Henry in September, the precipitation amount is 73 mm (2.9 in) over a span of 8 days.

September Precipitation Trends in Saint Henry

The chart displays monthly precipitation patterns in Saint Henry, 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 Saint Henry, September typically receives around 73 mm (2.9 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 Saint Henry

In Saint Henry in September, humidity is 78%. With an average temperature of 20°C (69°F), this humidity feels like a warm, enveloping blanket, making travel somewhat uncomfortable as sweat clings to your skin and the air feels thick and heavy, urging you to seek out shaded areas and refreshing drinks.

September Average Humidity in Saint Henry

This chart illustrates the average monthly humidity levels in Saint Henry, 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 Saint Henry is approximately 78%, 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 Saint Henry

In Saint Henry 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 Saint Henry.

Maximum UV Index Levels in Saint Henry for September

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

Data source: Saint Henry 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 Saint Henry Compares to Other Months

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

This table compares monthly weather conditions in Saint Henry, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	74 mm (2.9 inches)	88%	moderate
February Weather	0°C (32°F)	90 mm (3.5 inches)	87%	moderate
March Weather	5°C (42°F)	101 mm (4.0 inches)	87%	high
April Weather	10°C (51°F)	95 mm (3.7 inches)	87%	very high
May Weather	17°C (63°F)	129 mm (5.1 inches)	81%	very high
June Weather	22°C (72°F)	121 mm (4.7 inches)	82%	very high
July Weather	24°C (76°F)	106 mm (4.2 inches)	81%	very high
August Weather	23°C (73°F)	107 mm (4.2 inches)	78%	very high
September Weather	20°C (69°F)	73 mm (2.9 inches)	78%	very high
October Weather	14°C (57°F)	96 mm (3.8 inches)	82%	high
November Weather	5°C (42°F)	85 mm (3.3 inches)	89%	moderate
December Weather	2°C (35°F)	69 mm (2.7 inches)	86%	low