Kalgoorlie Average Rainfall by Month

This page shows the average precipitation in each month of the year in Kalgoorlie, Western Australia. It is based on NOAA data for the years 1991–2020.

Average temperature by month

What's the Rainiest Month in Kalgoorlie?

In Kalgoorlie, February has the greatest precipitation of any month. On average, Kalgoorlie gets 3.7 cm of precipitation in February.

However, August is the month with the greatest chance of precipitation. 24.5% of days in August will have at least some rain.

What's the Driest Month in Kalgoorlie?

In Kalgoorlie, September has the least precipitation of any month. On average, Kalgoorlie gets 1.25 cm of precipitation in September.

October is the month with the lowest chance of precipitation. 13.4% of days in October will have measurable rain.

Month	Precipitation	% Chance
January	3.27 cm	14.3
February	3.68 cm	18.5
March	3.19 cm	16.7
April	1.99 cm	16.1
May	1.94 cm	17.7
June	2.07 cm	23.1
July	2.12 cm	22.0
August	2.17 cm	24.5
September	1.25 cm	17.4
October	1.27 cm	13.4
November	1.74 cm	14.1
December	1.92 cm	14.4
Year	26.71 cm	17.7

Weather Station Details

Years	Station	Coordinates
1953–2024	Kalgoorlie-Boulder Airport	location
1896–1952	Kalgoorlie Post Office	location