Rakahanga Weather in May
May in Rakahanga averages 30°C (86°F) during the day and 27°C (81°F) at night. Quite a bit of rainfall is typical this month, with around 144 mm (5.7 in) on average. An umbrella is a good idea.
Rainfall in Rakahanga in May
Records from the past 30 years suggest around 14 days of rain, with 144 mm (5.7 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Rakahanga in May
Daytime temperatures in Rakahanga reach 30°C (86°F) in May, dropping to 27°C (81°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 27°C (81°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.For Rakahanga itself, June, July, August, September and October generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the Cook Islands, check out our Rakahanga's climate page.
Rakahanga Temperature in May
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
47%
Precipitation
144 mm (5.7 in)
Rainy days
14 days
Daily Historical Temperatures
40-year average (1976-2025)
Based on our historical records, temperatures in Rakahanga typically stay consistent throughout May, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 27°C (81°F).
Average temperatures in May
Historical weather for Rakahanga in May
Browse day-by-day weather records for Rakahanga spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Rakahanga historical weather extremes in May
Based on 20 years of weather observations in Rakahanga between 2006 and 2026, these are the recorded extremes.
- Rakahanga recorded its highest May temperature of 33°C (91°F) on May 30, 2007.
- On May 22, 2011, Rakahanga saw its coldest May day with temperatures maxing out at 27°C (81°F).
- The lowest overnight temperature recorded in May was 24°C (75°F) (May 16, 2026).
Best Places in the Cook Islands in May
Find out more about the weather in the Cook Islands and which places have the best travel conditions in this month. See all of the Cook Islands in May →
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What to Wear in Rakahanga in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Rakahanga in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the Cook Islands, check out our Rakahanga's climate page.
See the full Rakahanga climate overview or explore weather in the Cook Islands.
