Possible Clues:

• Provide illuminations for holiday resort, say
• Clear up and give correct points to club, finally
• Polish conservatives in mountain environment
• The ship, then, will sail, should the weather improve?
• Illuminate, cheer up
• Make light of the sound of a place by the sea
• Make gay seaside town, it's heard
• Cheer for Benjamin taking in the conservatives
• Britten briefly penning title — Les Illuminations should do it?
• Clear up seaside city, did you say?