Coffee mugs are often associated with cold winters day when you are rugged up and sipping on a cup of warn tea or coffee. As such they are a popular promotional item to give to customers during the winter months for just that reason. Whether given individually or as in a pack with other promotional items they make a great gift item for just that purpose.
That said personalised coffee mugs are an all year gift which are a great addition to any promotional campaign. Personalised coffee mugs might be associated with a warm drink but people drink tea and coffee all year round. It is not just a winter drink. Also a coffee mug need not just be used for drinking a warm drink. There are those who also drink water out of a mug or any other cold drink. People are usually very guarded about their coffee mugs and like to keep them close by.
That is why a personalised coffee mugs is a great gift to give on any occasion. If you a hard pressed to think of a promotional product to use in a marketing campaign or just as a corporate gift then coffee mugs is the way to go. So no matter what month of the year or season, choose a personalised coffee mug for your next campaign.