Climate Insights for Bonga

The climate in Bonga is temperate. The average annual temperature is 17°C and approximately 2735mm of precipitation falls per year. Bonga receives a notable amount of rainfall throughout the year, including during its driest month. Bonga sits near the equator, so seasonal temperature differences are minimal throughout the year.

Bonga sees moderate temperature variation throughout the year, ranging from 12°C to 25°C. February is the warmest month, though highs remain moderate at 25°C with a mean of 19°C. December is the coolest month, with minimum temperatures around 12°C and an average of 17°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

Bonga is a very wet location, receiving approximately 2735mm of precipitation annually, which averages out to around 228mm per month. The wettest month is April, averaging 351mm of rainfall. May and September also tend to see above-average precipitation. The driest month is January, with just 50mm. That's 301mm 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.

Bonga is relatively calm, with an average annual wind speed of 5km/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 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently spring in Bonga, which began on March 20, 2026. Bonga sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in February at around 25°C, while the coldest stretch bottoms out in December near 12°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Bonga is during January, February and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 72mm per month. 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 Bonga 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.