Planning for the weather is an important factor for making your trip to Bucaramanga a success, especially when you’re splurging. The hottest months are usually February and March, with an average temperature of 19°C, while the coldest months are January and December, with an average of 18°C. The rainiest months in Bucaramanga are May, October, November and June, with each month seeing an average of 559 mm of rainfall.