January weather forecast in Moncton

January in Moncton is the windiest and the most freezing month of the year. In January, the weather in Moncton is typically freezing. Average daily high temperature in January is about 5 degrees below zero. On average, Moncton has 17 snowy, 6 cloudy, 4 sunny, and 4 partly cloudy days in January. The snowfalls are usually heavy.