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September Weather in Keith, Australia

Last updated: August 22, 2025

In September, the average temperature in Keith, Australia hovers around 12°C (54°F). Expect minimums to dip to -1°C (30°F), with maximum highs soaring to 31°C (88°F). You'll encounter an average precipitation of 35 mm (1.4 in) over about 8 days, while the air typically maintains an average humidity of 69%. Prepare accordingly!

September Temperature in Keith

In September in Keith, the average temperature is 12°C (54°F). Maximums can reach 31°C (88°F), while minimums can drop as low as -1°C (30°F). This unpredictable weather makes it essential to pack layers to stay comfortable during your travels.

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

The chart illustrates September temperature patterns in Keith, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Keith, September typically has an average temperature of 12°C (54°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec726967615550505054596468
Data source: Temperature data for Keith 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 Keith

In Keith in September, the precipitation amount is 35 mm (1.4 in) over the course of 8 days.

September Precipitation Trends in Keith

The chart displays monthly precipitation patterns in Keith, 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 Keith, September typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec151711264131495735473320
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Keith

In Keith in September humidity is 69%. With an average temperature of 12°C (54°F), this humidity feels like a cool, brisk morning, perfect for a light jacket but a bit damp, making outdoor activities refreshing yet slightly uncomfortable for prolonged exposure.

September Average Humidity in Keith

This chart illustrates the average monthly humidity levels in Keith, 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 Keith is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec45%49%57%67%75%79%80%75%69%59%56%50%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Keith

In Keith 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 Keith.

Maximum UV Index Levels in Keith for September

The chart shows the monthly maximum UV Index (UVI) for Keith 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 Keith typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311853357101214
Data source: Keith 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 Keith Compares to Other Months

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

This table compares monthly weather conditions in Keith, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (73°F)15 mm (0.6 inches)45%extreme
February Weather21°C (70°F)17 mm (0.7 inches)49%extreme
March Weather20°C (68°F)11 mm (0.4 inches)57%extreme
April Weather16°C (61°F)26 mm (1.0 inches)67%very high
May Weather13°C (55°F)41 mm (1.6 inches)75%moderate
June Weather10°C (50°F)31 mm (1.2 inches)79%moderate
July Weather10°C (50°F)49 mm (1.9 inches)80%moderate
August Weather10°C (51°F)57 mm (2.3 inches)75%moderate
September Weather12°C (54°F)35 mm (1.4 inches)69%high
October Weather15°C (59°F)47 mm (1.8 inches)59%very high
November Weather18°C (64°F)33 mm (1.3 inches)56%extreme
December Weather20°C (69°F)20 mm (0.8 inches)50%extreme

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