Summer

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Across
  1. 2. Here we are
  2. 5. Lots of sand
  3. 7. Absence of light
  4. 9. Not doing things
  5. 11. Used for swimming
  6. 13. Has cooling effect
  7. 14. Explode
  8. 15. Will fly, with 30-across
  9. 17. What's a watt?
  10. 18. Freestyle is a type
  11. 21. Similar to 19-down
  12. 22. Compound word, had with 4-down
  13. 24. Bud
  14. 25. Comes twice a year
  15. 28. Go away
  16. 29. With 24-down
  17. 30. Change her tune, with 15-across
  18. 31. Not cold
Down
  1. 1. Barbie
  2. 3. Siblings, for one
  3. 4. 4th food
  4. 6. Made from meat scraps
  5. 8. From holy day
  6. 10. Summer sport
  7. 12. XII
  8. 13. Effect of drought
  9. 16. Sweet or sour
  10. 19. Cold food
  11. 20. Uses fire
  12. 21. Gathering for fun
  13. 23. Makes cold air
  14. 24. ___ and _____, with 29-across
  15. 26. Use a fake house
  16. 27. Combustion
  17. 29. Cooking device