In the eastern part of the country it rains more than in the west. There are three temperature zones in Nicaragua. In the lowlands (Pacific and Atlantic coast) temperatures vary roughly between 72Â° F at night and 86Â° F at daytime (22Â° C - 30Â° C). Temperature can reach 100Â° F in May (38Â° C).
Dark circles, or bags under your eyes, have many causes. These include: 1  Increased melanin (also called hyperpigmentation) also post-inflammatory hyperpigmentation due to allergies ('allergic shiners'). 2  Fat loss beneath the eye or shadowing due to skin laxity. 3  Broken blood vessels.
Fatigue is the most common cause of dark circles under your eyes. Sometimes, what appear to be dark circles under your eyes may merely be shadows cast by puffy eyelids or hollows under your eyes that develop as a normal part of aging. Some of the most common causes of true under-eye circles are: Allergies.