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September Weather in Port Norris, United States

Last updated: June 24, 2025

In September, the average temperature in Port Norris, United States hovers around 22°C (72°F). Expect a cozy minimum of 11°C (52°F) and a warm maximum of 31°C (89°F). This month brings approximately 105 mm (4.1 in) of precipitation spread over 10 days, along with a comfortable average humidity of 75%.

September Temperature in Port Norris

In September in Port Norris, the average temperature is 22°C (72°F). Maximums can reach 31°C (89°F), while minimums can drop to 11°C (52°F). This pleasant climate makes Port Norris an ideal destination for travelers looking to enjoy mild weather and various outdoor activities.

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

The chart illustrates September temperature patterns in Port Norris, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Norris, September typically has an average temperature of 22°C (72°F), with highs reaching up to 31°C (89°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec374045546373797772634942
Data source: Temperature data for Port Norris generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Port Norris

In Port Norris in September, the precipitation amount is 105 mm (4.1 in) over the course of 10 days.

September Precipitation Trends in Port Norris

The chart displays monthly precipitation patterns in Port Norris, 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 Norris, September typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec65101106941168313713310512778106
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Port Norris

In Port Norris in September, humidity is 75%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet requiring travelers to stay hydrated and take breaks in shaded areas.

September Average Humidity in Port Norris

This chart illustrates the average monthly humidity levels in Port Norris, 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 Norris is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%81%78%79%74%72%75%81%85%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Port Norris

In Port Norris 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 Port Norris.

Maximum UV Index Levels in Port Norris for September

The chart shows the monthly maximum UV Index (UVI) for Port Norris 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 Norris typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101010108743
Data source: Port Norris 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 Norris Compares to Other Months

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

This table compares monthly weather conditions in Port Norris, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)65 mm (2.6 inches)84%moderate
February Weather5°C (41°F)101 mm (4.0 inches)83%moderate
March Weather7°C (45°F)106 mm (4.2 inches)83%high
April Weather12°C (55°F)94 mm (3.7 inches)81%very high
May Weather17°C (63°F)116 mm (4.6 inches)78%very high
June Weather23°C (73°F)83 mm (3.3 inches)79%very high
July Weather26°C (79°F)137 mm (5.4 inches)74%very high
August Weather25°C (77°F)132 mm (5.2 inches)72%very high
September Weather22°C (72°F)105 mm (4.1 inches)75%very high
October Weather17°C (63°F)127 mm (5.0 inches)81%high
November Weather10°C (50°F)78 mm (3.1 inches)85%moderate
December Weather6°C (42°F)106 mm (4.2 inches)84%moderate

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