Listening skills increase with low light?

Yes. I always turn off the lights when I listen and tend to close my eyes. 
 

As @newbee indicated, it removes distractions.

Which audio club is this in relation to? I've seen this question or ones very like it on more appropriate discussion groups. 

My seeing skills diminish in low light...

My seeing skills diminish in low light...

That's interesting, I have the same problem. My ophthalmologist says it's not common, but it is a medical condition. 

Seeing skills diminishing in low light is a fact of life with old age.