Winter 2024 2025 Forecast Washington State. Here's what western washington weather could look like this winter judging by recent la niña winters, this coming winter for western washington should be an active one. The astronomical start of winter begins with the winter solstice on saturday, december 21, 2024.

November 2024 to october 2025. Here’s what western washington weather could look like this winter judging by recent la niña winters, this coming winter for western washington should be an active one.