Possible Clues:

• Quarterback's morning after
• Chart record
• Finished with the sun, that comes next
• May nod (anag.)
• Typical workweek start
• Start of a working week
• The day the Boomtown Rats didn't like
• Twenty-four-hour period in month around October, November, December, initially
• Workweek starter, for some
• Time named after the moon