Also Toured in Wet Countries on the other side of the 'Pond'.
Summer is not always dry there, be it in Bavaria or Ireland.

'Wellies' is the footwear of choice for Glastonbury Music festival in British Summer.

Touring bike got a side of the hoop mount for the light. long summer days,
A battery LED light is adequate, now.

the Koga has a fork crown mount for the wired light, mudguard extends forward a-Ways ahead of it.
Hoop is slight shadow in the bottom of the Beam.

someone demo'd a how to with PVC Pipe to make a 1" cross tube on the Hoop,
I'd just make it longer so the light sat off center , and avoid direct hozing.