The city is located at the
center of the Tumba-Ngiri-Maindombe area, designated a Wetland of International
Importance by the Ramsar Convention in 2008. Mbandaka features a tropical
rainforest climate under Köppen's climate classification. The city does feature
wetter and drier months, with the driest month, January averaging around 80 mm
of precipitation per year. However the city does not have a dry season, all
months average above 60 mm of precipitation in a year. Temperatures are
relatively constant throughout the course of the year, with average
temperatures ranging