Temperature
Pleasant by day, mild at night.
78°Ftypical Aug high
Rarotonga
Cook Islands · Oceania
Rarotonga is most comfortable around June to November, its relatively drier stretch in a warm, humid climate.
Best time to go
12 mo · Typical year
Temperature range
67°F to 85°F
Rain
16 days/mo
Sunshine
10.1 h/day
Humidity feel
Humid year-round
When to visit
Month-by-month fit
Precipitation
Lower rainfall than in most months here, though showers remain frequent.
39%wet-day frequency
AmountWet-day chance
Sunshine
Cloudier spells limit sunshine.
9.5 hAug sunshine
Heat & humidity by month
The air feels slightly humid this month.
Slightly humidAug heat feel
Air-feel chart data is unavailable for this destination. Use the selected-month dew point, temperature, rain, and sunshine context together rather than treating any one metric as total comfort.
Sea temperature
75°Aug sea temp
More detailIncludes sky and daypart comfort
Cloud cover
Partly cloudy across the month.
41%Aug clear sky
ClearCloud cover
Similar
Similar things to doPort DenarauFijiSimilar things to doWhitsundaysAustraliaSimilar things to doMooreaFrench PolynesiaSimilar things to doVava'uTonga
Want a side-by-side climate view? Compare Rarotonga with Port Denarau.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology