5 Window and Glass Fixes to Make This Fall Fall in Pueblo is hard to beat: warm afternoons, cool nights, and plenty of sunshine. But those big day-to-night temperature swings are also a warning. The first freeze usually shows up in October, and once it does, any weak spots in your windows start costing you money and comfort. The good news? Fall is the perfect time to take care of window and glass repairs. The weather is mild, and you'll head into winter with a warmer, more ef