West Virginia typically experiences a transition to winter conditions throughout December. Average temperatures decrease progressively through the month, ranging from highs in the low 40s Fahrenheit (around 5 degrees Celsius) at the start to the mid-30s Fahrenheit (around 2 degrees Celsius) by the end. Precipitation falls as a mix of rain, snow, and sleet, with snowfall becoming more prevalent at higher elevations and later in the month. The mountainous terrain creates microclimates, leading to significant variations in weather conditions across the state.
Understanding typical weather patterns for this period allows residents and visitors to prepare adequately. Safe travel practices, appropriate clothing choices, and potential impacts on infrastructure and outdoor activities become key considerations. Historical weather data for the state provides valuable insight for planning and predicting seasonal trends, benefiting industries like tourism, agriculture, and transportation.