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Manihiki weather in August 2025
Expect 30°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Manihiki in August. Check more long-term weather averages for Manihiki in August before you book your next holiday to Cook Islands in 2025/2026.
- 30°C max day temperature
30 - 4 days with some rainfall
4 - 24°C min night temperature
24 - 12 hours of daylight per day
12 - High heat & humidity
H - 155 mm of monthly rainfall
155 - 11 (Extreme) UV index
11 - 28°C sea temperature
28
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Recommended for the Cook Islands
The August weather guide for Cook Islands (Manihiki) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Manihiki in August?
Daytime temperatures usually reach 30°C in Manihiki in August with high heat and humidity, falling to 24°C at night.
How warm is the sea around Manihiki in August?
The average sea temperature around Manihiki in August is 28°C.
Does it rain in Manihiki in August?
There are usually 4 days with some rain in Manihiki in August and the average monthly rainfall is 155mm.
Manihiki August sunrise & sunset times
Browse the sunrise and sunset times for Manihiki in August 2025. Select a month to view Manihiki sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 07:00 | 18:41 |
| Saturday, 16th August 2025 | 06:55 | 18:42 |
| Sunday, 31st August 2025 | 06:47 | 18:41 |
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