Weather will likely play an important role when you plan your trip to Bảo Ninh, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually June and July, with an average temperature of 29°C, while the coldest months are January and February, with an average of 21°C. The rainiest months in Bảo Ninh are October, September, November and December, with each month seeing an average of 474 mm of rainfall.