Arutanga Weather in August
August is one of the perfect months to visit Arutanga, with daytime temperatures of 26°C (79°F) and lows of 24°C (75°F) at night. Do note that quite a bit of rainfall is typical, averaging around 71 mm (2.8 in).
Rainfall in Arutanga in August
This month experiences about 15 days of rain according to historical data, averaging 71 mm (2.8 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Arutanga in August
Arutanga has perfect weather in August, with days reaching 26°C (79°F) and nights cooling to 24°C (75°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Arutanga in August
The month experiences a moderate amount of sunlight, with 187 hours of sunshine. This provides a nice balance between sunshine and clouds.
Wind Speed in Arutanga in August
Average wind conditions reach 6 m/s (12 knots) in August. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Arutanga.
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 Arutanga's climate page.
Arutanga Temperature in August
Min Temperature
24°C (75°F)
Max Temperature
26°C (79°F)
Chance of Rain
48%
Precipitation
71 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 Arutanga 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 Arutanga in August
Browse day-by-day weather records for Arutanga spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Arutanga historical weather extremes in August
Based on weather observations in Arutanga between 2006 and 2025, these are the recorded extremes during August.
- The hottest August day on record in Arutanga reached 30°C (86°F) (August 13, 2025).
- The lowest daytime temperature in August was 22°C (72°F), recorded on August 3, 2015.
- Arutanga registered its coldest August night on August 29, 2016, with temperatures dropping to 18°C (64°F).
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 Arutanga in August
Warm weather calls for comfortable, breathable clothing in August. 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). Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Arutanga 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 Arutanga's climate page.
Temperature Rainfall Sunshine Wind Speed
See the full Arutanga climate overview or explore weather in the Cook Islands.
