September Weather in South Paris, United States

Last updated: June 24, 2025

In September, the average temperature in South Paris, United States hovers around 17°C (62°F). However, you can experience a range from a cool 0°C (32°F) to a warm 32°C (90°F). It’s also good to prepare for some rain, as the precipitation amount reaches 61 mm (2.4 in) over about 7 days. With an average humidity of 77%, the air can feel quite moist, adding to the atmosphere of the season.

September Temperature in South Paris

In September in South Paris, the average temperature is 17°C (62°F). Maximum temperatures can reach up to 32°C (90°F), while the minimum can drop as low as 0°C (32°F). This range makes it an ideal time for travelers to experience a variety of activities, from warm afternoons to cool evenings.

September Weather in South Paris: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in South Paris, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Paris, September typically has an average temperature of 17°C (62°F), with highs reaching up to 32°C (90°F) and lows dropping to around 0°C (32°F).

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

September Precipitation in South Paris

In South Paris in September, the precipitation amount is 61 mm (2.4 in) over the course of 7 days.

September Precipitation Trends in South Paris

The chart displays monthly precipitation patterns in South Paris, 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 South Paris, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 7 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 South Paris

In South Paris in September humidity is 77%. With an average temperature of 17°C (62°F), this humidity feels like a warm embrace, creating a lush, almost tropical atmosphere that can be quite stifling for traveling, making it essential to stay hydrated and take frequent breaks in the shade.

September Average Humidity in South Paris

This chart illustrates the average monthly humidity levels in South Paris, 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 South Paris is approximately 77%, 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 South Paris

In South Paris in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in South Paris.

Maximum UV Index Levels in South Paris for September

The chart shows the monthly maximum UV Index (UVI) for South Paris 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 South Paris typically reaches 7, which falls under the high exposure category.

Data source: South Paris 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 South Paris Compares to Other Months

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

This table compares monthly weather conditions in South Paris, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	79 mm (3.1 inches)	91%	low
February Weather	-5°C (23°F)	85 mm (3.3 inches)	89%	moderate
March Weather	-1°C (31°F)	70 mm (2.8 inches)	85%	moderate
April Weather	6°C (43°F)	122 mm (4.8 inches)	84%	very high
May Weather	13°C (55°F)	82 mm (3.2 inches)	78%	very high
June Weather	19°C (66°F)	72 mm (2.8 inches)	72%	very high
July Weather	21°C (71°F)	121 mm (4.8 inches)	75%	very high
August Weather	21°C (69°F)	81 mm (3.2 inches)	74%	very high
September Weather	17°C (62°F)	61 mm (2.4 inches)	77%	high
October Weather	10°C (50°F)	124 mm (4.9 inches)	85%	moderate
November Weather	2°C (36°F)	106 mm (4.2 inches)	86%	moderate
December Weather	-4°C (25°F)	116 mm (4.6 inches)	85%	low