Climate Insights for Beni

The climate in Beni is warm and mild. The average annual temperature is 22°C and approximately 5079mm of precipitation falls per year. Beni receives a notable amount of rainfall throughout the year, including during its driest month. Beni sits near the equator, so seasonal temperature differences are minimal throughout the year.

Beni sees moderate temperature variation throughout the year, ranging from 17°C to 30°C. The warmest month is February, when average highs reach 30°C and the mean temperature sits around 24°C. December is the coolest month, with minimum temperatures around 17°C and an average of 22°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

Beni is a very wet location, receiving approximately 5079mm of precipitation annually, which averages out to around 423mm per month. The wettest month is October, averaging 672mm of rainfall. May and September also tend to see above-average precipitation. The driest month is January, with just 51mm. That's 622mm less than October, 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.

Beni is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.

It is currently summer in Beni, which began on June 21, 2026. Beni 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 30°C, while the coldest stretch bottoms out in December near 17°C. Autumn is next, beginning on September 23, 2026 (3 days from now).

The best time to visit Beni is during January and February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 72mm per month. By contrast, December can be quite cold with temperatures dropping to 17°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 Beni 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.