Buy the 2015 Old Farmer's Almanac!
I have been leaving tons ofI have been leaving tons of blue glass bottles outside year round and I live in SW Wisconsin. Never had a problem!

2015 Garden Calendar2015 Weather Watcher's Calendar2015 Recipes Calendar2015 Engagement Calendar 2015 Everyday Calendar2015 Country CalendarNew Year Cross StitchLobster Rope Doormats