Climate Insights for Ainaro

The climate in Ainaro is warm and mild. The average annual temperature is 24°C and approximately 1798mm of precipitation falls per year. January is the wettest month, receiving around 333mm of rainfall. Ainaro sits near the equator, so seasonal temperature differences are minimal throughout the year.

Ainaro sees moderate temperature variation throughout the year, ranging from 18°C to 30°C. The warmest month is November, when average highs reach 30°C and the mean temperature sits around 25°C. August is the coolest month, with minimum temperatures around 18°C and an average of 22°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.

Ainaro is a fairly wet location, receiving approximately 1798mm of precipitation annually, which averages out to around 150mm per month. The wettest month is January, averaging 333mm of rainfall. March and December also tend to see above-average precipitation. The driest month is August, with just 15mm. That's 318mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Ainaro is relatively calm, with an average annual wind speed of 1km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 1km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 0km/h gap between the calmest and windiest months.

It is currently winter in Ainaro, which began on June 21, 2026. Ainaro sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in November at around 30°C, while the coldest stretch bottoms out in August near 18°C. Spring is next, beginning on September 23, 2026 — 93 days from now.

The best time to visit Ainaro is during June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 42mm per month. By contrast, November can be uncomfortably hot with temperatures reaching 30°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Ainaro based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.