[header] How to winterize bee hives [title] Make assessments and preparations on a warmer fall day. [step] You should assess your colony's health and start preparing it for winter during the fall. Choose a sunny day with temperatures in the 50 degree range fahrenheit (10 to 15 degrees celsius). 
[substeps] Avoid opening your hive box during the winter. If you need to provide food or make any other adjustments, choose the warmest and sunniest day possible.