January Weather in Northam, Australia

Last updated: August 22, 2025

In January, the average temperature in Northam, Australia hovers around 25°C (77°F). While you might enjoy pleasant days, be prepared for a minimum temperature of 10°C (50°F) and sizzling highs reaching 43°C (109°F). Expect a light precipitation amount of just 22 mm (0.9 in) over the course of 1 day and a comfortable average humidity level of 40%.

January Temperature in Northam

In January in Northam, the average temperature is 25°C (77°F). Maximum temperatures can reach 43°C (109°F), while minimums can drop to as low as 10°C (50°F). Be prepared for a wide range of temperatures to ensure a comfortable travel experience.

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

The chart illustrates January temperature patterns in Northam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Northam, January typically has an average temperature of 25°C (77°F), with highs reaching up to 43°C (109°F) and lows dropping to around 10°C (50°F).

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

January Precipitation in Northam

In Northam in January, the precipitation amount is 22 mm (0.9 in) over the course of 1 day.

January Precipitation Trends in Northam

The chart displays monthly precipitation patterns in Northam, 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 Northam, January typically receives around 22 mm (0.9 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 Northam

In Northam in January, humidity is 40%. With an average temperature of 25°C (77°F), this humidity feels like a comfortable warmth, making it a pleasant time for traveling, as the air is neither too heavy nor too dry, allowing for enjoyable outdoor explorations.

January Average Humidity in Northam

This chart illustrates the average monthly humidity levels in Northam, 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 Northam is approximately 40%, 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 Northam

In Northam 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 Northam.

Maximum UV Index Levels in Northam for January

The chart shows the monthly maximum UV Index (UVI) for Northam 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 Northam typically reaches 15, which falls under the extreme exposure category.

Data source: Northam 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 Northam Compares to Other Months

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

This table compares monthly weather conditions in Northam, 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 (77°F)	22 mm (0.9 inches)	40%	extreme
February Weather	24°C (76°F)	49 mm (1.9 inches)	44%	extreme
March Weather	22°C (73°F)	27 mm (1.1 inches)	50%	extreme
April Weather	19°C (66°F)	14 mm (0.5 inches)	65%	very high
May Weather	14°C (58°F)	31 mm (1.2 inches)	69%	high
June Weather	12°C (54°F)	52 mm (2.0 inches)	75%	moderate
July Weather	12°C (53°F)	58 mm (2.3 inches)	74%	moderate
August Weather	11°C (53°F)	55 mm (2.2 inches)	70%	high
September Weather	13°C (56°F)	22 mm (0.9 inches)	61%	very high
October Weather	17°C (62°F)	24 mm (1.0 inches)	50%	extreme
November Weather	20°C (68°F)	13 mm (0.5 inches)	45%	extreme
December Weather	24°C (75°F)	4 mm (0.2 inches)	40%	extreme