Let's Order this Mess!

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Across
  1. 3. Wake me up when... ends
  2. 5. The contrary to midday
  3. 7. After Sunday
  4. 11. See you
  5. 14. Before evening
  6. 16. Sunny season
  7. 18. Spooky season
  8. 19. Ten times a hundred
Down
  1. 1. The first month of the year
  2. 2. A particular period
  3. 3. Your dad's wife
  4. 4. Your mom and dad
  5. 6. The father of your mother
  6. 8. Ordinal of one
  7. 9. Brothers and sisters
  8. 10. On the hour
  9. 12. Leaves fall from trees in this season
  10. 13. An hour has minutes and...
  11. 15. Hump day
  12. 17. Opposite to bad