Heron Island enjoys a pleasant sub-tropical climate with balmy temperatures all year round.

Average monthly maximum temperature

	JAN	FEB	MAR	APR	MAY	JUN
C°	30	30	29	27	24	22
F°	86	86	84	80	75	72
	JUL	AUG	SEP	OCT	NOV	DEC
C°	21	26	27	29	29	29
F°	70	79	80	84	84	84

 

Great Barrier Reef average water temperature range

• Winter - 20-22 degrees Celsius (68-70f)
• Summer - 25-27 degrees Celsius (77-80f)