Climate Insights for Houaïlou

The climate in Houaïlou is warm and mild. The average annual temperature is 23°C and approximately 1507mm of precipitation falls per year. Houaïlou receives a notable amount of rainfall throughout the year, including during its driest month. Houaïlou is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: February, March, January. The coldest months are August, July, September, when temperatures can drop to 20°C.

Houaïlou has relatively stable temperatures year-round, staying within a 7°C range. The warmest month is February, when average highs reach 27°C and the mean temperature sits around 26°C. August is the coolest month, with minimum temperatures around 20°C and an average of 21°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.

Houaïlou is a fairly wet location, receiving approximately 1507mm of precipitation annually, which averages out to around 126mm per month. The wettest month is February, averaging 214mm of rainfall. January and April also tend to see above-average precipitation. The driest month is September, with just 46mm. That's 168mm less than February, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Houaïlou is moderately windy, with an average annual wind speed of 23km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 24km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 22km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently autumn in Houaïlou, which began on March 20, 2026. Houaïlou is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in February at around 27°C, while the coldest stretch bottoms out in August near 20°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Houaïlou is during May, June, July, August, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 78mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 27°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Houaïlou 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.