Canberra Weather and Climate

Canberra's warmest month in 2024 was December, averaging 27.4 degrees. That gives Canberra an annual average daytime high of 19.6 degrees, right on the Australian Capital Territory average.

Daytime highs peak at 27.4 degrees in December and bottom out with overnight lows of 1.2 degrees in June. That is a 26.2 degree spread from hottest afternoon to coldest night. Overnight minimums average 8.2 degrees across the year, in line with the Australian Capital Territory baseline.

Annual rainfall totals 597mm across 79 rain days, close to the Australian Capital Territory average. The wettest month is January at 105mm, and March is the driest at 22mm.

There's a moderate seasonal swing in rainfall. Some months are wetter, but you won't see a true monsoon-style wet-dry split.

When we crunch the numbers on temperature, humidity, UV, and rainfall, March comes out as the sweet spot with a Comfort Score of 10.0 out of 10. June sits at the other end at 1.0.

Keep scrolling for the detailed monthly data, or head straight to March for the peak-comfort window.