This post is a list of types of rainbows. There are 7 types listed below alphabetically. License: CC BY-SA 3.0
Alexander's dark band
Photo source: Wikimedia Commons, Dariusz.Biegacz
License: CC BY-SA 4.0
"Between the two bows lies an area of unlit sky referred to as Alexander's band." (Wikipedia: Alexander's band, 7.2.22 UTC 07:45)
Fogbow
Photo source: Wikimedia Commons, Juan lacruz
License: CC BY-SA 4.0
"...as its name suggests, it appears as a bow in fog rather than rain." (Wikipedia: Fog bow, 8.15.22 UTC 08:47)
Monochrome (red rainbow)
Photo source: Wikimedia Commons, Smurrayinchester
License: CC BY-SA 4.0
"...rare variation of the more commonly seen multicolored rainbow." (Wikipedia: Monochrome rainbow, 8.31.22 UTC 01:25)
Moonbow
Photo source: Wikimedia Commons, Anri-kaiser
License: CC BY-SA 4.0
"...produced by moonlight rather than sunlight." (Wikipedia: Moonbow, 9.17.22 UTC 03:43)
Supernumerary
Photo source: Wikimedia Commons, Johannes Bahrdt
License: CC BY-SA 4.0
"...one or several narrow faintly colored bands can be seen bordering the violet edge of a rainbow..." (Wikipedia: Rainbow, 11.4.22 UTC 03:45)
Twinned
Photo source: Wikimedia Commons, Elf
License: CC BY-SA 4.0
"Unlike a double rainbow that consists of two separate and concentric rainbow arcs, the very rare twinned rainbow appears as two rainbow arcs that split from a single base." (Wikipedia: Rainbow, 11.4.22 UTC 03:45)
Waterfall
Photo source: Wikimedia Commons, Captain76
License: CC BY-SA 3.0
"...created by the spray created by waterfalls." (Wikimedia Commons: Waterfall spray rainbows 10.26.19 UTC 14:10)
