January Weather in Killarney, Australia

Last updated: August 22, 2025

In Killarney, Australia, the average temperature in January hovers around 23°C (74°F). Expect a range from a cool 11°C (52°F) to a scorching 37°C (99°F). During this month, precipitation totals approximately 59 mm (2.3 in) over 7 days, while the average humidity stands at an inviting 69%. Embrace the warmth but be prepared for occasional showers!

January Temperature in Killarney

In January in Killarney, the average temperature is 23°C (74°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 11°C (52°F). This range makes it an ideal time for travelers seeking warmth while also enjoying cooler evenings.

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

The chart illustrates January temperature patterns in Killarney, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Killarney, January typically has an average temperature of 23°C (74°F), with highs reaching up to 37°C (99°F) and lows dropping to around 11°C (52°F).

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

January Precipitation in Killarney

In Killarney in January, the precipitation amount is 59 mm (2.3 in) over a span of 7 days.

January Precipitation Trends in Killarney

The chart displays monthly precipitation patterns in Killarney, 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 Killarney, January typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Killarney

In Killarney in January humidity is 69%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making outdoor adventures enjoyable yet slightly sticky, perfect for leisurely strolls or exploring local attractions while staying hydrated.

January Average Humidity in Killarney

This chart illustrates the average monthly humidity levels in Killarney, 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 Killarney is approximately 69%, 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 Killarney

In Killarney in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Killarney.

Maximum UV Index Levels in Killarney for January

The chart shows the monthly maximum UV Index (UVI) for Killarney 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 Killarney typically reaches 16, which falls under the extreme exposure category.

Data source: Killarney 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 Killarney Compares to Other Months

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

This table compares monthly weather conditions in Killarney, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	59 mm (2.3 inches)	69%	extreme
February Weather	22°C (72°F)	79 mm (3.1 inches)	69%	extreme
March Weather	21°C (69°F)	114 mm (4.5 inches)	75%	extreme
April Weather	17°C (63°F)	20 mm (0.8 inches)	79%	very high
May Weather	14°C (57°F)	20 mm (0.8 inches)	76%	high
June Weather	11°C (52°F)	28 mm (1.1 inches)	77%	moderate
July Weather	11°C (52°F)	29 mm (1.2 inches)	72%	moderate
August Weather	12°C (53°F)	17 mm (0.7 inches)	73%	very high
September Weather	15°C (60°F)	12 mm (0.5 inches)	69%	very high
October Weather	18°C (65°F)	108 mm (4.3 inches)	61%	extreme
November Weather	20°C (68°F)	61 mm (2.4 inches)	60%	extreme
December Weather	22°C (72°F)	98 mm (3.8 inches)	69%	extreme