According to the Old Farmer’s Almanac, winter in Denver, Colorado and the High Plains is set for some big changes! 🌐 #News #Denver #Weather #WinterForecast. DENVER, CO – The Old Farmer’s Almanac has released its long-range winter forecasts, revealing a shift from last year’s predictions. So what can we expect here in Denver, Colorado and throughout the High Plains region? This winter promises a mix of surprises, with temperatures fluctuating more than usual and snowfall arriving in waves at key points throughout the season. Before we get into the details, let’s discuss some key elements of their forecast.