Verdict: Good month
Melbourne Weather in September
September is mild-to-cool in Melbourne, topping out near 17°C (63°F) — comfortable with a layer on. Expect showers on roughly 12 days of the month — rarely trip-ruining, worth planning around. Overall, September is a solid month to visit Melbourne.
Average high
17°C / 63°F
Average low
8°C / 46°F
Rain days
~12
Precipitation
69 mm
What to pack for Melbourne in September
- Layers — t-shirts under a light jacket or sweater
- Evenings turn genuinely cool — pack a warm layer for after dark
- Rain gear is non-negotiable — expect rain on roughly 12 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Melbourne: Jan (26°C / 79°F) · Coolest: Jul (13°C / 55°F) · Wettest: Oct (~14 rain days)
26°
15°
Jan
25°
14°
Feb
23°
13°
Mar
19°
10°
Apr
16°
8°
May
14°
7°
Jun
13°
6°
Jul
15°
7°
Aug
17°
8°
Sep
19°
9°
Oct
21°
11°
Nov
24°
13°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)