Possible Clues:

• Present mo.?
• Last of 12 pp
• Human Rights Day mo.
• It may get the last photo in the calendar: abbr.
• Mistletoe mo.
• Busy mo. for retailers
• Big holiday mo.
• Eggnog mo.
• 'There might have been an ember there for a month, in short (3)'
• Mo. for turquoise