https://www.titleist.com/teamtitleist/team-titleist/f/golf-balls/18571/re-don-o-replied-to-re-golf-balls-in-cold-weather Here are some standard condition impacts on the golf ball. Use with a grain of salt as many other conditions also have an impact: 1> ELEVATION CHANGES: 1.5% to 2% per 1,000 feet (more for driver, less for irons with more spin. 2> TEMPEATURE CHANGESen-USTelligent Community 10