陰晴[insei] unsettled (fine and cloudy) weather
快晴[kaisei] clear weather
気晴し[kibarashi] recreation
見晴し[miharashi] view
見晴す[miharasu] to command a view

五月晴[satsukibare] early-summer fine weather (during rainy season)
晴らす[harasu] to dispel
晴れる[hareru] to clear up
晴間[harema] break (in the weather, esp. rain or snow)

今秋[konshuu] this (next, last) autumn (fall)
三尺の秋水[sanjakunoshuusui] sharpened sword
三秋[sanshuu] three autumn months
三秋の思い[sanshuunoomoi] longing for loved ones

秋の色[akinoiro] autumnal tints
秋雨[akisame] autumn rain
秋気[shuuki] autumn air
秋口[akiguchi] beginning of autumn