What to Wear to Afternoon Tea High Tea Outfits for All Winter High Tea Outfit I get asked what the appropriate dress code is for afternoon tea and I always recommend smart casual at a minimum. Smart casual is polished and put together but comfortable. Wear neat, clean clothing High Tea Outfit Ideas for Women: Afternoon Tea Looks Adrianna Papell Winter High Tea Outfit What to Wear to High Tea From Modern to Traditional Dress for a Night