When is the best time to visit Cook Islands?
The best time to visit Cook Islands is between June and November, the most comfortable stretch of the year on these averages.
Temperatures peak in January at around 27°C (80°F). January is the wettest month, with about 211 mm of rain. Outside June–November the numbers move but the year has no single wet or dry season.
Cook Islands weather by month
TemperatureRainfall
Average temperature and rainfall, month by month
Every figure below is a 1991–2020 climate normal for Cook Islands, in °C and °F. Open a month for what to expect and what to pack.
| Month | Average | Rainfall |
|---|---|---|
| January | 27°C / 80°F | 211 mm |
| February | 27°C / 80°F | 192 mm |
| March | 27°C / 80°F | 178 mm |
| April | 26°C / 80°F | 205 mm |
| May | 25°C / 76°F | 155 mm |
| June | 23°C / 74°F | 87 mm |
| July | 23°C / 73°F | 114 mm |
| August | 23°C / 73°F | 90 mm |
| September | 23°C / 74°F | 97 mm |
| October | 24°C / 75°F | 87 mm |
| November | 25°C / 77°F | 125 mm |
| December | 26°C / 78°F | 193 mm |
Travel guides for Cook Islands
What to read before you book.
Check another month
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FAQs about Cook Islands weather
Climate averages for Cook Islands, 1991–2020.
The best time to visit Cook Islands is between June and November, the most comfortable stretch of the year on these averages.
January is the hottest month, with an average around 27°C.
January is the wettest month, with about 211 mm of rain.
July is the coolest month, averaging 23°C (73°F) against 27°C (80°F) in January.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what each month is usually like, which is what you want when booking ahead. For today or the coming week, check a live forecast.
No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.
