Aitutaki Weather in January
January in Aitutaki brings high temperatures, with daytime highs of 29°C (84°F) and nights around 26°C (79°F). It's also the wettest month of the year, so an umbrella is a must.
Rainfall in Aitutaki in January
As part of the rainy season, Aitutaki sees around 13 days of rain in January, with an average of 269 mm (11 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Aitutaki in January
Daytime temperatures in Aitutaki reach 29°C (84°F) in January, dropping to 26°C (79°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. At 26°C (79°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Aitutaki in January
The month experiences a moderate amount of sunlight, with 186 hours of sunshine. This provides a nice balance between sunshine and rain.
Wind Speed in Aitutaki in January
January has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Aitutaki. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 January
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
44%
Precipitation
269 mm (11 in)
Rainy days
13 days
Windspeed
5 m/s (10 knots)
Sunshine
186 hours
Percentage Sunshine
Daily Historical Temperatures
44-year average (1976-2026)
Based on our historical records, temperatures in Aitutaki typically stay consistent throughout January, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in January
Historical weather for Aitutaki in January
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 January
The extremes listed below come from historical weather data collected in Aitutaki from 2006 through 2025.
- The warmest day in January was on January 19, 2009, with a maximum of 31°C (88°F).
- The coldest January day was on January 14, 2023, with a maximum of 25°C (77°F).
- The lowest overnight temperature recorded in January was 21°C (70°F) (January 16, 2025).
- The heaviest January precipitation occurred on January 22, 2009, when 102 mm (4 in) of precipitation fell.
Best Places in the Cook Islands in January
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 January →
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What to Wear in Aitutaki in January
Warm temperatures in January 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. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Aitutaki in January
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.
