Fall 2025 Weather Forecast. As noted above, the favored development of la niña conditions approaching the winter and consistent dynamical model forecast guidance is the basis for the. S o let's tackle some of these burning questions about december.
Depending on where you live in the u.s., this winter could bring a mix of snow and rain or an unseasonably warm start to the season, according to the noaa’s winter outlook for. One of the most important weather patterns that influences our winter temperatures is called the north atlantic oscillation (nao).