October Weather in Saint Marys, Australia

Last updated: August 22, 2025

In October, the average temperature in Saint Marys, Australia reaches a comfortable 12°C (54°F). Expect temperatures to range from a minimum of 7°C (44°F) to a pleasant maximum of 19°C (67°F). However, prepare for the weather, as 92 mm (3.6 in) of precipitation can be expected over 13 days, contributing to an average humidity of 75%.

October Temperature in Saint Marys

In October in Saint Marys, the average temperature is 12°C (54°F). Maximums can reach 19°C (67°F) and minimums can be as low as 7°C (44°F). This mild climate makes Saint Marys an ideal destination for outdoor activities and sightseeing.

October Weather in Saint Marys: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Saint Marys, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Marys, October typically has an average temperature of 12°C (54°F), with highs reaching up to 19°C (67°F) and lows dropping to around 7°C (44°F).

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

October Precipitation in Saint Marys

In Saint Marys in October, the precipitation amount is 92 mm (3.6 in) spread over 13 days.

October Precipitation Trends in Saint Marys

The chart displays monthly precipitation patterns in Saint Marys, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Saint Marys, October typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Saint Marys

In Saint Marys in October, humidity is 75%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that seeps into your bones, making it essential to layer your clothing for comfort while exploring.

October Average Humidity in Saint Marys

This chart illustrates the average monthly humidity levels in Saint Marys, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Saint Marys is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Saint Marys

In Saint Marys in October, 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 Saint Marys.

Maximum UV Index Levels in Saint Marys for October

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

Data source: Saint Marys October 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 October Weather in Saint Marys Compares to Other Months

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

This table compares monthly weather conditions in Saint Marys, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	64 mm (2.5 inches)	76%	extreme
February Weather	16°C (62°F)	77 mm (3.0 inches)	74%	extreme
March Weather	16°C (61°F)	86 mm (3.4 inches)	76%	very high
April Weather	14°C (58°F)	38 mm (1.5 inches)	75%	high
May Weather	13°C (55°F)	43 mm (1.7 inches)	78%	moderate
June Weather	11°C (52°F)	59 mm (2.3 inches)	77%	low
July Weather	10°C (50°F)	32 mm (1.3 inches)	79%	low
August Weather	10°C (50°F)	47 mm (1.8 inches)	78%	moderate
September Weather	11°C (51°F)	53 mm (2.1 inches)	77%	high
October Weather	12°C (54°F)	92 mm (3.6 inches)	75%	very high
November Weather	13°C (56°F)	62 mm (2.5 inches)	76%	very high
December Weather	15°C (59°F)	95 mm (3.7 inches)	76%	extreme