Weather in Cookøyene in september
Country-wide climate normals across 10 cities in Cookøyene.
How Hot Is Cookøyene in september?
Cookøyene's September is consistently warm — typical 26°C, with no major regional outliers.
Sunshine in Cookøyene in september
Cookøyene sees limited sun in September: just 1.7h a day in Avarua, with heavy cloud cover common across most regions. Daylight runs from 6:35 am to 6:35 pm, but persistent grey skies and overcast stretches mean direct sunlight is genuinely scarce. Many days pass without any prolonged sunny spells.
Does It Rain In Cookøyene In september?
Cookøyene sees moderate rainfall in September — Avarua averages 92mm across 13 days, with notable regional variation. Coastal cities often see more rain than the inland average, while drier regions see less. The country's September weather mixes sunny stretches with regular shower spells.
Is Cookøyene Humid In september?
Saturated air defines Cookøyene's September: humidity at 77% in Avarua, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In Cookøyene In september
Persistent breeze shapes Cookøyene's September: 29 kph in Avarua, with consistent wind across the country. The conditions are ideal for sailing and other wind sports, but can be disruptive for fine outdoor work.
Cloud Cover In Cookøyene In september
Cloudy skies dominate Cookøyene in September — 74% cover in Avarua, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.