January Weather in Port Denison, Australia

Last updated: August 22, 2025

The average temperature in Port Denison, Australia during January is a warm 26°C (79°F), with minima dipping to 13°C (56°F) and soaring to a scorching 43°C (109°F). Expect a light sprinkle of 18 mm (0.7 in) of precipitation spread over just 1 day, complemented by an average humidity level of 73%. Enjoy the warmth while staying hydrated!

January Temperature in Port Denison

In January in Port Denison, the average temperature is 26°C (79°F), with maximums potentially reaching 43°C (109°F) and minimums dropping as low as 13°C (56°F). It's essential to pack accordingly for your travels, as the weather can vary significantly throughout the day.

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

The chart illustrates January 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, January typically has an average temperature of 26°C (79°F), with highs reaching up to 43°C (109°F) and lows dropping to around 13°C (56°F).

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

January Precipitation in Port Denison

In Port Denison in January, the precipitation amount is 18 mm (0.7 in) over the course of 1 day.

January Precipitation Trends in Port Denison

The chart displays monthly precipitation patterns in Port Denison, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Port Denison, January typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Port Denison

In Port Denison in January, humidity is 73%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace, making travel slightly uncomfortable as you navigate through the heat with a constant sheen of sweat on your skin.

January Average Humidity in Port Denison

This chart illustrates the average monthly humidity levels in Port Denison, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Port Denison is approximately 73%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Port Denison

In Port Denison in January, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Port Denison.

Maximum UV Index Levels in Port Denison for January

The chart shows the monthly maximum UV Index (UVI) for Port Denison in January, 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 January, the maximum UV index in Port Denison typically reaches 15, which falls under the extreme exposure category.

Data source: Port Denison January 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 January 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 January’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 January’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