Aitutaki vs Rarotonga: which is better, month by month

Rarotonga beats Aitutaki in 5 of 12 months — its lead peaks in January (78 vs 71) — while Aitutaki wins July to August; they are within 3 points in the other 5 months.

Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Aitutaki

Cook Islands · tropical climate

Best month: August 87/100
Months won: 2 of 12

Rarotonga

Cook Islands · tropical climate

Best month: November 87/100
Months won: 5 of 12

Aitutaki vs Rarotonga — all 12 months

Month	Aitutaki	Rarotonga	Winner	Gap
January	71Bhot, soaked, clean air	78Bhot, soaked, clean air	Rarotonga	7
February	72Bhot, soaked, clean air	74Bhot, soaked, clean air	Tie	2
March	80Ahot, soaked, clean air	77Bhot, soaked, clean air	Tie	3
April	77Bhot, soaked, clean air	81Awarm, rainy, clean air	Rarotonga	4
May	70Bhot, soaked, clean air	74Bwarm, soaked, clean air	Rarotonga	4
June	82Awarm, rainy, clean air	83Awarm, a little rain, clean air	Tie	1
July	84Awarm, a little rain, clean air	80Awarm, rainy, clean air	Aitutaki	4
August	87Awarm, a little rain, clean air	81Awarm, rainy, clean air	Aitutaki	6
September	86Awarm, a little rain, clean air	85Awarm, rainy, clean air	Tie	1
October	83Awarm, rainy, clean air	84Awarm, rainy, clean air	Tie	1
November	80Awarm, rainy, clean air	87Awarm, rainy, clean air	Rarotonga	7
December	72Bhot, soaked, clean air	79Bhot, soaked, clean air	Rarotonga	7

A month is a tie when the two are within 3 points. The widest gap is January (71 vs 78). Tap a month for that month's temperature, rain, humidity and air quality side by side.