Aitutaki Weather in August
With daytime temperatures of 26°C (79°F) and nighttime lows of 24°C (75°F), August in Aitutaki brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 70 mm (2.8 in) falls on average.
Rainfall in Aitutaki in August
You can expect rain on around 15 days based on historical patterns, with 70 mm (2.8 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Aitutaki in August
August tends to be one of the perfect months in Aitutaki, with 26°C (79°F) in the afternoon and 24°C (75°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Aitutaki in August
You can expect a moderate amount of sunlight, with approximately 187 hours. This means a pleasant mix of sun and overcast.
Wind Speed in Aitutaki in August
Wind speeds average 6 m/s (12 knots) during August. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
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 Aitutaki's climate page.
Aitutaki Temperature in August
Min Temperature
24°C (75°F)
Max Temperature
26°C (79°F)
Chance of Rain
48%
Precipitation
70 mm (2.8 in)
Rainy days
15 days
Windspeed
6 m/s (12 knots)
Sunshine
187 hours
Percentage Sunshine
Daily Historical Temperatures
41-year average (1976-2025)
Based on our historical records, temperatures in Aitutaki typically stay consistent throughout August, with daily highs averaging around 26°C (79°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in August
Historical weather for Aitutaki in August
Browse day-by-day weather records for Aitutaki spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Aitutaki historical weather extremes in August
According to our 19 years of weather records for Aitutaki, the following extremes were recorded between 2006 and 2025.
- On August 13, 2025, temperatures climbed to 30°C (86°F), marking the warmest August day on record.
- On August 3, 2015, Aitutaki saw its coldest August day with temperatures maxing out at 22°C (72°F).
- Nighttime temperatures dropped to 18°C (64°F) on August 29, 2016, marking the coldest August night on record.
Best Places in the Cook Islands in August
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 August →
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What to Wear in Aitutaki in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Aitutaki in August
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 Aitutaki's climate page.
Temperature Rainfall Sunshine Wind Speed
See the full Aitutaki climate overview or explore weather in the Cook Islands.
