January 2025 Weather For Snow. January weather for sapporo, japan: Federal forecasters expect a la niña climate pattern to form in the coming months, according to a report released thursday — offering a potential picture of what the weather could look like.

In boston, in january, snow falls for 7.6 days, with typically accumulated 2.76 (70mm) of snow. A weak la niña is expected to develop, instead of last winter’s el niño.