晴天 （セイテン） fine weather (i.e. little or no clouds), fair weather, clear weather, clear sky, fair skies

晴雨 （セイウ） (clear or rainy) weather

好晴 （コウセイ） clear weather, good weather

陰晴 （インセイ） unsettled (fine and cloudy) weather

晴れる （はれる） to clear up, to clear away, to be sunny, to stop raining, to refresh (e.g. spirits), to be cleared (e.g. of a suspicion), to be dispelled, to be banished

晴れ （はれ） clear weather, fine weather, formal, ceremonial, public, cleared of suspicion

晴れる （はれる） to clear up, to clear away, to be sunny, to stop raining, to refresh (e.g. spirits), to be cleared (e.g. of a suspicion), to be dispelled, to be banished

晴らす （はらす） to dispel, to clear away, to refresh (oneself), to accomplish a goal, to make it sunny, to make clouds disappear