January Weather in Monash, Australia

Last updated: August 22, 2025

In January, the average temperature in Monash, Australia hovers around 25°C (78°F). While daytime highs can reach a scorching 45°C (113°F), the nights can dip down to a cool 11°C (52°F). Expect a precipitation of about 17 mm (0.7 in) over the course of 2 days, with an average humidity level of just 33%.

January Temperature in Monash

In January in Monash, the average temperature is 25°C (78°F). Maximum temperatures can reach 45°C (113°F), while minimums can dip as low as 11°C (52°F). Make sure to pack both light clothing for the heat and warmer layers for the cooler nights when traveling to Monash in January.

January Weather in Monash: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Monash, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monash, January typically has an average temperature of 25°C (78°F), with highs reaching up to 45°C (113°F) and lows dropping to around 11°C (52°F).

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

January Precipitation in Monash

In Monash in January, the precipitation amount is 17 mm (0.7 in) over a span of 2 days.

January Precipitation Trends in Monash

The chart displays monthly precipitation patterns in Monash, 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 Monash, January typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 2 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 Monash

In Monash in January, humidity is 33%. With an average temperature of 25°C (78°F), this humidity feels like a comfortable summer day, perfect for exploring the local sights and enjoying outdoor activities without feeling overly sticky or drained.

January Average Humidity in Monash

This chart illustrates the average monthly humidity levels in Monash, 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 Monash is approximately 33%, 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 Monash

In Monash in January, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Monash, you can check here.

Maximum UV Index Levels in Monash for January

The chart shows the monthly maximum UV Index (UVI) for Monash 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 Monash typically reaches 14, which falls under the extreme exposure category.

Data source: Monash 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 Monash Compares to Other Months

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

This table compares monthly weather conditions in Monash, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	17 mm (0.7 inches)	33%	extreme
February Weather	23°C (74°F)	18 mm (0.7 inches)	39%	extreme
March Weather	22°C (72°F)	4 mm (0.2 inches)	51%	extreme
April Weather	18°C (65°F)	17 mm (0.7 inches)	61%	very high
May Weather	13°C (56°F)	16 mm (0.6 inches)	70%	moderate
June Weather	10°C (51°F)	15 mm (0.6 inches)	73%	moderate
July Weather	11°C (52°F)	14 mm (0.6 inches)	74%	moderate
August Weather	11°C (53°F)	21 mm (0.8 inches)	68%	moderate
September Weather	14°C (58°F)	14 mm (0.6 inches)	61%	very high
October Weather	18°C (64°F)	21 mm (0.8 inches)	47%	extreme
November Weather	21°C (69°F)	23 mm (0.9 inches)	43%	extreme
December Weather	23°C (74°F)	15 mm (0.6 inches)	38%	extreme