September Weather in Ligonier, United States

Last updated: June 24, 2025

In September, the average temperature in Ligonier, United States hovers around 19°C (67°F). Visitors can expect a range from a cool 4°C (39°F) to a warm 32°C (90°F). The region experiences about 74 mm (2.9 in) of precipitation over 9 days, contributing to an average humidity of 78%.

September Temperature in Ligonier

In September in Ligonier, the average temperature is 19°C (67°F). Maximum temperatures can reach up to 32°C (90°F), while minimum temperatures can drop as low as 4°C (39°F). This variety in temperatures makes Ligonier a great destination for travelers looking to experience both warm days and cool evenings.

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

The chart illustrates September temperature patterns in Ligonier, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ligonier, September typically has an average temperature of 19°C (67°F), with highs reaching up to 32°C (90°F) and lows dropping to around 4°C (39°F).

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

September Precipitation in Ligonier

In Ligonier in September, the precipitation amount is 74 mm (2.9 in), which occurs over a span of 9 days.

September Precipitation Trends in Ligonier

The chart displays monthly precipitation patterns in Ligonier, 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 Ligonier, September typically receives around 74 mm (2.9 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 Ligonier

In Ligonier in September humidity is 78%. With an average temperature of 19°C (67°F), this humidity feels like a warm, heavy blanket enveloping you, making traveling feel both sticky and sluggish as you navigate through the day.

September Average Humidity in Ligonier

This chart illustrates the average monthly humidity levels in Ligonier, 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 Ligonier 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 Ligonier

In Ligonier 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 Ligonier.

Maximum UV Index Levels in Ligonier for September

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

Data source: Ligonier 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 Ligonier Compares to Other Months

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

This table compares monthly weather conditions in Ligonier, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (28°F)	72 mm (2.8 inches)	85%	moderate
February Weather	-2°C (29°F)	76 mm (3.0 inches)	85%	moderate
March Weather	4°C (39°F)	103 mm (4.0 inches)	86%	high
April Weather	9°C (48°F)	99 mm (3.9 inches)	87%	very high
May Weather	16°C (61°F)	133 mm (5.2 inches)	81%	very high
June Weather	22°C (72°F)	124 mm (4.9 inches)	82%	very high
July Weather	24°C (75°F)	113 mm (4.5 inches)	81%	very high
August Weather	22°C (72°F)	108 mm (4.2 inches)	79%	very high
September Weather	19°C (67°F)	74 mm (2.9 inches)	78%	very high
October Weather	13°C (55°F)	121 mm (4.8 inches)	81%	high
November Weather	4°C (40°F)	82 mm (3.2 inches)	89%	moderate
December Weather	1°C (34°F)	60 mm (2.4 inches)	86%	moderate