When is the best time to dive in Cook Islands?

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

What is the water temperature in Cook Islands for diving?

Water temperatures in Cook Islands range from 26.5°C to 26.5°C depending on the time of year.

Central & South Pacific - View all dive sites

January

Excellent

26.5°C

February

Excellent

26.5°C

March

Excellent

26.5°C

Month	Temp (°C)	Visibility (m)	Wave Height	Current	Rating
JanuaryPeak	26.5°C	-	-	-	Excellent
FebruaryPeak	26.5°C	-	-	-	Excellent
MarchPeak	26.5°C	-	-	-	Excellent
April	26.5°C	-	-	-	Excellent
May	26.5°C	-	-	-	Excellent
June	26.5°C	-	-	-	Excellent
July	26.5°C	-	-	-	Excellent
August	26.5°C	-	-	-	Excellent
September	26.5°C	-	-	-	Excellent
October	26.5°C	-	-	-	Excellent
November	26.5°C	-	-	-	Excellent
December	26.5°C	-	-	-	Excellent

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