Will I be hot?
Will I be hot in Melbourne in June?
Verdict
No — No, comfortable.
Highs cap at 54°F — no heat-management gear needed.
Day vs. night
Day
54°F
Cool
Sweater weather with the option to add a light shell.
Night
43°F
Cold
Cold enough that a hat and gloves become mandatory.
Why
Melbourne in June averages highs of 54°F, lows of 43°F, 14 rainy days.
Temperature is comfortable across the day; pack for style and weather resistance, not heat management.