September Weather in Merriwa, Australia

Last updated: August 22, 2025

In September, the average temperature in Merriwa, Australia hovers around 14°C (58°F). Expect daily variations, with minimums dipping to 1°C (35°F) and maximums soaring up to 33°C (92°F). During this month, anticipate 23 mm (0.9 in) of precipitation spread over 4 days, alongside an average humidity of 63%.

September Temperature in Merriwa

In September in Merriwa, the average temperature is 14°C (58°F). Maximum temperatures can reach up to 33°C (92°F), while the minimum can drop as low as 1°C (35°F). This diverse temperature range makes Merriwa an ideal destination for travelers seeking both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Merriwa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Merriwa, September typically has an average temperature of 14°C (58°F), with highs reaching up to 33°C (92°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Merriwa

In Merriwa in September, the total precipitation amount is 23 mm (0.9 in) over a span of 4 days.

September Precipitation Trends in Merriwa

The chart displays monthly precipitation patterns in Merriwa, 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 Merriwa, September typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 4 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 Merriwa

In Merriwa in September humidity is 63%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace, making travel slightly uncomfortable as the air hangs heavy and clings to your skin, but it's still manageable for exploring and enjoying the sights.

September Average Humidity in Merriwa

This chart illustrates the average monthly humidity levels in Merriwa, 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 Merriwa is approximately 63%, 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 Merriwa

In Merriwa 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 Merriwa.

Maximum UV Index Levels in Merriwa for September

The chart shows the monthly maximum UV Index (UVI) for Merriwa 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 Merriwa typically reaches 8, which falls under the very high exposure category.

Data source: Merriwa 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 Merriwa Compares to Other Months

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

This table compares monthly weather conditions in Merriwa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	32 mm (1.3 inches)	65%	extreme
February Weather	23°C (74°F)	58 mm (2.3 inches)	69%	extreme
March Weather	21°C (69°F)	100 mm (3.9 inches)	72%	extreme
April Weather	17°C (63°F)	21 mm (0.8 inches)	75%	very high
May Weather	13°C (55°F)	19 mm (0.8 inches)	74%	high
June Weather	10°C (51°F)	28 mm (1.1 inches)	72%	moderate
July Weather	10°C (49°F)	28 mm (1.1 inches)	68%	moderate
August Weather	10°C (51°F)	26 mm (1.0 inches)	67%	high
September Weather	14°C (58°F)	23 mm (0.9 inches)	63%	very high
October Weather	17°C (64°F)	58 mm (2.3 inches)	55%	extreme
November Weather	20°C (68°F)	82 mm (3.2 inches)	57%	extreme
December Weather	23°C (73°F)	67 mm (2.6 inches)	68%	extreme