When is the best time to dive in Tonga?

The best months to dive in Tonga are January, February, March when conditions are at their peak.

What is the water temperature in Tonga for diving?

Water temperatures in Tonga range from 27.6°C to 27.6°C depending on the time of year.

Central & South Pacific - View all dive sites

January

Excellent

27.6°C

February

Excellent

27.6°C

March

Excellent

27.6°C

Month	Temp (°C)	Visibility (m)	Wave Height	Current	Rating
JanuaryPeak	27.6°C	-	-	-	Excellent
FebruaryPeak	27.6°C	-	-	-	Excellent
MarchPeak	27.6°C	-	-	-	Excellent
April	27.6°C	-	-	-	Excellent
May	27.6°C	-	-	-	Excellent
June	27.6°C	-	-	-	Excellent
July	27.6°C	-	-	-	Excellent
August	27.6°C	-	-	-	Excellent
September	27.6°C	-	-	-	Excellent
October	27.6°C	-	-	-	Excellent
November	27.6°C	-	-	-	Excellent
December	27.6°C	-	-	-	Excellent

April, May, June offer good diving conditions with fewer crowds and often lower prices.