Possible Clues:

• Blanket a requirement in bad weather?
• Bull and mare desperate for shelter
• Protection
• One held up in bad weather?
• Dancing rumba without a singer for protection
• It goes up when it comes down
• Rain blocker
• Rihanna song with the lyric 'Now that it's raining more than ever'
• This held up if 'rain stopped play'?
• Protection from turbulent bull market — almost losing grand