Possible Clues:

• The Dr. ought to be like this
• By rail to Ness in the drought
•     Dry
• Third of relish in sarnies, awfully dry
• Artist increasingly unpopular, never having a shower?
• Artist in Leslie's with no showers
• Like a sunny day
• With the drought, the artist is not at home so much (8)
• Artist outside more when it's dry
• While the drought lasts the artist is not at home so much