Best Time to Visit Cook Islands
Month-by-month climate guide for planning a trip to Cook Islands.
Cook Islands does not have a month that clearly fits our sunny profiles at a country-wide average. Its warmest and driest window is around February (26.6°C / 79.9°F) and July (85 mm / 3.3 in rainfall) — usually the practical travel choice. The drier half of the year covers April–October, while the wetter half runs through November–March. Country-wide monthly temperatures range from 22.5°C / 72.5°F in August to 26.6°C / 79.9°F in February, and monthly rainfall from 85 mm / 3.3 in (July) to 265 mm / 10.4 in (January). Cook Islands's climate is broadly tropical. These are national area-weighted averages from long-term climate normals — regional variation within Cook Islands can be substantial, especially for large or geographically diverse countries. Below, every month is classified against our five weather profiles so you can match your travel window to your preferred weather.
Recommended months
| Month | Temp | Rain | Feels like |
|---|---|---|---|
| July | 22.6°C72.7°F | 85 mm3.3″ | Tropical |
| August | 22.5°C72.5°F | 95 mm3.7″ | Tropical |
| June | 23.2°C73.8°F | 105 mm4.1″ | Tropical |
No month in Cook Islands fits our sunny profiles at a country-wide average. The three above are the driest-and-warmest fallback.
Frequently asked questions
When is the best time to visit Cook Islands?
Cook Islands doesn't have a month that clearly matches our sunny profiles at a national average. The practical travel window centres on July (driest, ~85 mm / 3.3 in) and February (warmest, 26.6°C / 79.9°F). Regional variation within Cook Islands can be significant — city and subdivision pages give a more localised view.
When is the rainy season in Cook Islands?
The rainy season in Cook Islands runs through November–March, when monthly rainfall exceeds the national annual median of about 165 mm / 6.5 in. The wettest single month is January, averaging 265 mm / 10.4 in.
What is the dry season in Cook Islands?
The drier half of the year in Cook Islands covers April–October, when monthly rainfall stays at or below the annual median of about 165 mm / 6.5 in. The driest single month is July with about 85 mm / 3.3 in.
What months should I avoid visiting Cook Islands?
The least comfortable months for travel in Cook Islands — based on our climate data — are January, February, June, July, August, September, December. These are Cook Islands's wettest or coolest months. Rainfall peaks at 265 mm / 10.4 in in January, and temperatures bottom out at 22.5°C / 72.5°F in August.
Is there a shoulder season in Cook Islands?
Shoulder-season months in Cook Islands — moderate weather, lower rainfall than the wet season — include March, April, May, June, July, August, September, October, November, December. These are typically the quietest and cheapest months for travel, and often deliver decent weather without the peak-season crowd.