With the arrival of December 1, 2025we officially say goodbye to autumn and welcome themeteorological winter. Even though the cold has already been in the air for a few weeks, this date marks the starting point of the winter quarter for meteorologists, climatologists and weather enthusiasts. Unlike theastronomical winterwhich begins this year on December 21stmeteorological winter has fixed dates: from 1 December to 28/29 February. This subdivision serves to simplify the analysis of climate data and to make it easier to compare different seasons over the years. In other words, while astronomical winter is based on the position of the Earth relative to the Sun, meteorological winter is designed for the statistics and climate prediction.
Not just cold: December is also human warmth
Regardless of temperatures, December it is the month that warms the heart: the first Christmas lights, the decorated shop windows, the smell of sweets in the houses. It is a period that invites us to slow down, reflect on the past year and prepare for the one that is about to begin.
The countdown to Christmas begins
Il December 1st it is also the day the first box of the Advent calendar opens. A small daily gesture which, like a gentle tradition, accompanies us until Christmas, reminding us that waiting can be part of the joy.
Happy start to winter!
May it be a winter full of real emotions, small daily magic and time to dedicate to what really matters. Today a new season begins: let it be cold outside, but warm inside. Happy December 1st and happy meteorological winter 2025!
