September Weather in Port Orange, United States

Last updated: June 24, 2025

In September, the average temperature in Port Orange, United States is a warm 27°C (81°F). Expect lows around 22°C (71°F) and highs reaching up to 34°C (94°F). With an average humidity of 83% and 168 mm (6.6 in) of precipitation spread over 20 days, this month promises a mix of warmth and occasional showers, perfect for enjoying the lush surroundings.

September Temperature in Port Orange

In September in Port Orange, the average temperature is 27°C (81°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop to as low as 22°C (71°F). This pleasant climate makes Port Orange an ideal destination for travelers seeking warm and comfortable weather.

September Weather in Port Orange: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Port Orange, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Orange, September typically has an average temperature of 27°C (81°F), with highs reaching up to 34°C (94°F) and lows dropping to around 22°C (71°F).

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

September Precipitation in Port Orange

In Port Orange in September, the precipitation amount is 168 mm (6.6 in) over the course of 20 days.

September Precipitation Trends in Port Orange

The chart displays monthly precipitation patterns in Port Orange, 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 Port Orange, September typically receives around 168 mm (6.6 inches) of precipitation spread over approximately 20 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 Port Orange

In Port Orange in September humidity is 83%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making sightseeing and outdoor activities feel more exhausting and requiring frequent breaks to relax in the shade or cool off.

September Average Humidity in Port Orange

This chart illustrates the average monthly humidity levels in Port Orange, 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 Port Orange is approximately 83%, 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 Port Orange

In Port Orange in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Port Orange.

Maximum UV Index Levels in Port Orange for September

The chart shows the monthly maximum UV Index (UVI) for Port Orange 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 Port Orange typically reaches 11, which falls under the extreme exposure category.

Data source: Port Orange 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 Port Orange Compares to Other Months

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

This table compares monthly weather conditions in Port Orange, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (62°F)	47 mm (1.9 inches)	83%	moderate
February Weather	19°C (66°F)	60 mm (2.3 inches)	80%	very high
March Weather	19°C (67°F)	28 mm (1.1 inches)	75%	very high
April Weather	22°C (72°F)	76 mm (3.0 inches)	70%	extreme
May Weather	25°C (77°F)	100 mm (4.0 inches)	68%	extreme
June Weather	26°C (80°F)	162 mm (6.4 inches)	75%	extreme
July Weather	27°C (81°F)	174 mm (6.9 inches)	79%	extreme
August Weather	28°C (82°F)	161 mm (6.3 inches)	81%	extreme
September Weather	27°C (81°F)	168 mm (6.6 inches)	83%	extreme
October Weather	25°C (78°F)	107 mm (4.2 inches)	81%	very high
November Weather	21°C (70°F)	72 mm (2.9 inches)	82%	high
December Weather	18°C (65°F)	79 mm (3.1 inches)	84%	moderate