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September Weather in Palmers Island, Australia

Last updated: August 22, 2025

In September, the average temperature in Palmers Island, Australia sits comfortably at 18°C (64°F). Expect temperatures to range from a cool 9°C (49°F) to a warm 32°C (89°F). Be prepared for some rainfall, as the area experiences around 30 mm (1.2 in) of precipitation over 6 days. With an average humidity of 69%, you'll want to stay hydrated while enjoying the diverse weather!

September Temperature in Palmers Island

In September in Palmers Island, the average temperature is 18°C (64°F), with maximums reaching up to 32°C (89°F) and minimums dropping as low as 9°C (49°F). This pleasant climate makes it an ideal time for outdoor adventures and sightseeing.

September Weather in Palmers Island: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Palmers Island, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Palmers Island, September typically has an average temperature of 18°C (64°F), with highs reaching up to 32°C (89°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec767573696560596064687174
Data source: Temperature data for Palmers Island 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 Palmers Island

In Palmers Island in September, the total precipitation amount is 30 mm (1.2 in) spread across 6 days.

September Precipitation Trends in Palmers Island

The chart displays monthly precipitation patterns in Palmers Island, 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 Palmers Island, September typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec6918819781579348313011757170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Palmers Island

In Palmers Island in September humidity is 69%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making traveling both comfortable and slightly sticky as you explore the scenery.

September Average Humidity in Palmers Island

This chart illustrates the average monthly humidity levels in Palmers Island, 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 Palmers Island is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%80%78%74%71%70%71%69%71%76%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Palmers Island

In Palmers Island in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Palmers Island.

Maximum UV Index Levels in Palmers Island for September

The chart shows the monthly maximum UV Index (UVI) for Palmers Island 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 Palmers Island typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151513974579111315
Data source: Palmers Island 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 Palmers Island Compares to Other Months

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

This table compares monthly weather conditions in Palmers Island, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (76°F)69 mm (2.7 inches)78%extreme
February Weather24°C (76°F)188 mm (7.4 inches)80%extreme
March Weather23°C (74°F)197 mm (7.7 inches)80%extreme
April Weather21°C (69°F)81 mm (3.2 inches)78%very high
May Weather18°C (65°F)57 mm (2.2 inches)73%high
June Weather16°C (61°F)92 mm (3.6 inches)71%moderate
July Weather15°C (59°F)48 mm (1.9 inches)70%moderate
August Weather16°C (60°F)31 mm (1.2 inches)71%high
September Weather18°C (64°F)30 mm (1.2 inches)69%very high
October Weather20°C (68°F)117 mm (4.6 inches)71%extreme
November Weather22°C (71°F)57 mm (2.3 inches)76%extreme
December Weather23°C (74°F)170 mm (6.7 inches)80%extreme

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