October Weather in Port Denison, Australia

Last updated: August 22, 2025

In October, the average temperature in Port Denison, Australia hovers around 19°C (66°F). Visitors can expect temperatures to range from a chilly 7°C (45°F) at night to a sizzling 38°C (100°F) during the day. Rainfall is modest, with an average precipitation of 18 mm (0.7 in) spread over 3 days. The climate maintains a comfortable humidity level of 70%, making it an intriguing time to explore!

October Temperature in Port Denison

In October in Port Denison, the average temperature is 19°C (66°F). Maximum temperatures can reach as high as 38°C (100°F), while minimums can drop to around 7°C (45°F). This diverse temperature range makes Port Denison a suitable destination for travelers seeking both warm days and cooler evenings.

October Weather in Port Denison: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Port Denison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Denison, October typically has an average temperature of 19°C (66°F), with highs reaching up to 38°C (100°F) and lows dropping to around 7°C (45°F).

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

October Precipitation in Port Denison

In Port Denison in October, the precipitation amount is 18 mm (0.7 in) over a span of 3 days.

October Precipitation Trends in Port Denison

The chart displays monthly precipitation patterns in Port Denison, 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 Port Denison, October typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 3 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Port Denison

In Port Denison in October humidity is 70%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket enveloping you, making travel a bit sticky and prompting frequent breaks for water as you explore the sights.

October Average Humidity in Port Denison

This chart illustrates the average monthly humidity levels in Port Denison, 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 Port Denison is approximately 70%, 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 Port Denison

In Port Denison in October, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Port Denison.

Maximum UV Index Levels in Port Denison for October

The chart shows the monthly maximum UV Index (UVI) for Port Denison 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 Port Denison typically reaches 12, which falls under the extreme exposure category.

Data source: Port Denison 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 Port Denison Compares to Other Months

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

This table compares monthly weather conditions in Port Denison, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	18 mm (0.7 inches)	73%	extreme
February Weather	26°C (79°F)	34 mm (1.3 inches)	74%	extreme
March Weather	25°C (78°F)	7 mm (0.3 inches)	73%	extreme
April Weather	22°C (72°F)	12 mm (0.5 inches)	75%	very high
May Weather	18°C (65°F)	24 mm (0.9 inches)	69%	high
June Weather	16°C (60°F)	52 mm (2.0 inches)	70%	moderate
July Weather	15°C (59°F)	52 mm (2.1 inches)	66%	moderate
August Weather	15°C (59°F)	50 mm (2.0 inches)	66%	high
September Weather	16°C (62°F)	14 mm (0.5 inches)	67%	very high
October Weather	19°C (66°F)	18 mm (0.7 inches)	70%	extreme
November Weather	22°C (71°F)	13 mm (0.5 inches)	72%	extreme
December Weather	25°C (77°F)	6 mm (0.2 inches)	73%	extreme