Rarotonga, Cook IslandsQuick decision
When to visit Rarotonga?
🌞 Best time overall
October
🌡️ Optimal temperature
70°F–72°F in October
🌧 Least rain
37% rainy days in October
🌧 Wettest month
March (66%)
📅 Best score
7.7/10
By trip type
Best time by type of trip
Muri LagoonMay–Oct — turquoise lagoon, motu islets, snorkeling, kayaking.
Cross-Island TrackMay–Oct — 4h island crossing, jungle, Te Rua Manga waterfall.
Island tourYear-round — 32 km by scooter, beaches, markets, Cook culture.
BudgetNov–Mar — rainy season but lodges –30%, warm sea.
Monthly climate data
Rarotonga weather month by month
| Month | Min °F | Max °F | Rainy days (%) | Precip. in/d | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 73°F | 77°F | 58% | 0.3in | 12.2h | 7.4/10 |
| ⛅ February | 73°F | 77°F | 65% | 0.3in | 11.9h | 7.3/10 |
| ⛅ March | 73°F | 77°F | 66% | 0.3in | 11.5h | 7.2/10 |
| 🌦️ April | 73°F | 75°F | 51% | 0.2in | 11.0h | 7.4/10 |
| 🌦️ May | 72°F | 75°F | 56% | 0.2in | 10.3h | 7.2/10 |
| 🌤️ June | 70°F | 72°F | 37% | 0.1in | 10.3h | 7.5/10 |
| 🌤️ July | 68°F | 72°F | 43% | 0.1in | 10.2h | 7.4/10 |
| 🌤️ August | 68°F | 72°F | 36% | 0.1in | 10.8h | 7.6/10 |
| 🌤️ September | 68°F | 72°F | 39% | 0.1in | 11.0h | 7.5/10 |
| 🌤️ October | 70°F | 72°F | 37% | 0.1in | 11.7h | 7.7/10 |
| 🌤️ November | 70°F | 72°F | 38% | 0.1in | 12.8h | 7.7/10 |
| 🌦️ December | 72°F | 75°F | 61% | 0.3in | 12.3h | 7.3/10 |
Ideal
Fair
Challenging climate
Source: Open-Meteo · 10 years
🌴 Tropical destination — heavy rain months benefit from an algorithmic adjustment: tropical showers are intense but brief and usually don't ruin a trip.
Seasonal breakdown
What to expect each season
🌸 Spring (Mar–May) — Good time
Average 24°F, 58% rainy days, 10.9h sunshine/day. Score: 7.3/10.
☀️ Summer (Jun–Aug) — Good time
Average 22°F, 39% rainy days, 10.4h sunshine/day. Score: 7.5/10.
🍂 Autumn (Sep–Nov) — Good time
Average 22°F, 38% rainy days, 11.8h sunshine/day. Score: 7.6/10.
❄️ Winter (Dec–Feb) — Good time
Average 25°F, 61% rainy days, 12.1h sunshine/day. Score: 7.3/10.
Accommodation
Find a place to stay in Rarotonga
Check availability during the recommended period
Tip : off-peak months (March, April) are cheapest but weather is significantly worse.
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Activities and tours in Rarotonga
Guided tours, skip-the-line tickets and local experiences.
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Flights
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Monthly weather
Detailed weather by month
FAQ
Frequently asked questions
October is ideal with 37% rainy days and 22°F. The months of October & November offer comparable conditions.
March is the wettest month with 66% rainy days.
Yes, October is the best month with an average of 22°F.
In winter, the average score is 7.3/10. Acceptable conditions for cultural visits.
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