For an authentic South Pacific immersion with breathtaking natural beauty and a relaxed pace, Rarotonga is the ideal choice. If you prefer a vibrant Caribbean atmosphere with excellent beaches, water sports, and duty-free shopping, St. Thomas will likely be your preferred destination.
Rarotonga, Cook Islands comes out ahead more often in this comparison. Check live prices before you book, especially if your dates are flexible.
Choosing between Rarotonga in the Cook Islands and St. Thomas in the U.S. Virgin Islands offers two distinct yet equally captivating tropical paradises. Rarotonga, the jewel of the South Pacific, beckons with its dramatic volcanic peaks, lush emerald interior, and an authentic, laid-back Polynesian charm. It's a destination that invites deep immersion into nature and local culture, far removed from the hustle and bustle of modern life. On the other hand, St. Thomas, a bustling hub in the Caribbean, boasts pristine white-sand beaches, vibrant coral reefs teeming with marine life, and a lively atmosphere with a blend of duty-free shopping and thrilling water sports.
Both islands promise warm, sunny days and crystal-clear turquoise waters, but their approaches to tourism and the experiences they offer are quite different. Rarotonga caters to those seeking a more tranquil escape, a place to reconnect with nature and experience Polynesian traditions, while St. Thomas appeals to travelers looking for a more active vacation with a dose of Caribbean flair and convenient amenities. Your ideal choice will largely depend on whether you prioritize serene natural beauty and cultural immersion or a more energetic beach vacation with ample opportunities for shopping and water-based adventures.
| Month | Rarotonga, Cook Islands High | Rarotonga, Cook Islands Rain | St. Thomas, US Virgin Islands High | St. Thomas, US Virgin Islands Rain |
|---|---|---|---|---|
| Jan | 86°F | 190mm | 84°F | 50mm |
| Feb | 86°F | 170mm | 84°F | 40mm |
| Mar | 86°F | 150mm | 86°F | 40mm |
| Apr | 84°F | 130mm | 86°F | 70mm |
| May | 82°F | 110mm | 88°F | 100mm |
| Jun | 81°F | 90mm | 88°F | 110mm |
| Jul | 81°F | 80mm | 88°F | 110mm |
| Aug | 81°F | 80mm | 88°F | 120mm |
| Sep | 82°F | 90mm | 88°F | 140mm |
| Oct | 84°F | 110mm | 86°F | 130mm |
| Nov | 84°F | 130mm | 86°F | 100mm |
| Dec | 86°F | 170mm | 84°F | 60mm |
For Rarotonga, the dry season from May to October offers the most pleasant weather with lower humidity and rainfall, ideal for exploring. St. Thomas is best visited during its dry season from December to May, which coincides with the Northern Hemisphere's winter, offering escape from colder climates.
Browse Lonely Planet, Fodor's, Rick Steves, and more on Amazon — packed with maps, itineraries, and local tips.
As an Amazon Associate, we earn from qualifying purchases.
We'll send you the best destinations to visit each month — right timing, less crowds.