Climate Insights for Bujumbura

The climate in Bujumbura is warm and mild. The average annual temperature is 24°C and approximately 938mm of precipitation falls per year. April is the wettest month, receiving around 317mm of rainfall. Bujumbura sits near the equator, so seasonal temperature differences are minimal throughout the year.

Bujumbura has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is September, when average highs reach 29°C and the mean temperature sits around 25°C. July is the coolest month, with minimum temperatures around 20°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.

Bujumbura is a moderately rainy area, receiving approximately 938mm of precipitation annually, which averages out to around 78mm per month. The wettest month is April, averaging 317mm of rainfall. December and January also tend to see above-average precipitation. The driest month is September, with just 2mm. That's 314mm less than April, 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.

Bujumbura is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently winter in Bujumbura, which began on June 21, 2026. Bujumbura sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in September at around 29°C, while the coldest stretch bottoms out in July near 20°C. Spring is next, beginning on September 23, 2026 — 93 days from now.

The best time to visit Bujumbura is during February, March, May, June, July, August, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 34mm per month. By contrast, September can be uncomfortably hot with temperatures reaching 29°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 Bujumbura 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.