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September Weather in Narrabri, Australia

Last updated: August 22, 2025

In September, the average temperature in Narrabri, Australia is a pleasant 16°C (61°F). You can expect a minimum of 2°C (35°F) and a maximum of 34°C (94°F), offering a wide range of conditions. During this month, precipitation averages around 23 mm (0.9 in) over 3 days, with an average humidity level of 68%. Prepare accordingly to make the most of your visit!

September Temperature in Narrabri

In September in Narrabri, the average temperature is 16°C (61°F). The maximum can reach 34°C (94°F), while the minimum can be as low as 2°C (35°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack both light clothing for the warmth and warmer layers for cooler evenings.

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

The chart illustrates September temperature patterns in Narrabri, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Narrabri, September typically has an average temperature of 16°C (61°F), with highs reaching up to 34°C (94°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec827974665852515361687379
Data source: Temperature data for Narrabri 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 Narrabri

In Narrabri in September, the precipitation amount is 23 mm (0.9 in) over the course of 3 days.

September Precipitation Trends in Narrabri

The chart displays monthly precipitation patterns in Narrabri, 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 Narrabri, September typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec2764112172328262523626154
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Narrabri

In Narrabri in September, humidity is 68%. With an average temperature of 16°C (61°F), this humidity feels like a warm embrace that sometimes becomes stifling, making outdoor activities slightly uncomfortable and prompting travelers to seek shade or cool breezes more frequently.

September Average Humidity in Narrabri

This chart illustrates the average monthly humidity levels in Narrabri, 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 Narrabri is approximately 68%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%56%66%73%78%78%75%72%68%55%49%62%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Narrabri

In Narrabri 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 Narrabri.

Maximum UV Index Levels in Narrabri for September

The chart shows the monthly maximum UV Index (UVI) for Narrabri 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 Narrabri typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161513974579111415
Data source: Narrabri 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 Narrabri Compares to Other Months

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

This table compares monthly weather conditions in Narrabri, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)27 mm (1.1 inches)51%extreme
February Weather26°C (79°F)63 mm (2.5 inches)55%extreme
March Weather23°C (74°F)112 mm (4.4 inches)66%extreme
April Weather19°C (66°F)17 mm (0.7 inches)73%very high
May Weather14°C (58°F)23 mm (0.9 inches)77%high
June Weather11°C (53°F)28 mm (1.1 inches)78%moderate
July Weather11°C (52°F)26 mm (1.0 inches)75%moderate
August Weather12°C (54°F)25 mm (1.0 inches)72%high
September Weather16°C (61°F)23 mm (0.9 inches)68%very high
October Weather20°C (68°F)62 mm (2.4 inches)55%extreme
November Weather23°C (73°F)60 mm (2.4 inches)49%extreme
December Weather26°C (79°F)54 mm (2.1 inches)62%extreme

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