Possible Clues:

• During the autumn that academician gets wet
• That's what makes the artist so wet during the autumn
• Perhaps it's the 18 down Academician that has it while it's pouring
• During the autumn one uses water paint
• Water coming down
• What might interrupt play in a final, badly received by both sides
• Artist in decline -- depression causing this?
• Artist in autumn shows weather phenomenon
• Rare precipitation in Antarctica
• Climate measure: one representing sun in autumn?