天公

heaven / lord of heaven

day / sky / heaven

public / collectively owned / common / international (e.g. high seas, metric system, calendar) / make public / fair / just / Duke, highest of five orders of nobility 五等爵位[wu3 deng3 jue2 wei4] / honorable (gentlemen) / father-in-law / male (animal)

absolutely fair and reasonable (idiom); equitable

Heaven is not cooperating (idiom) / the weather is not favorable for the planned activity

Heaven is cooperating (idiom) / the weather is favorable for the planned activity (a variation of 天公不作美|天公不作美[tian1 gong1 bu4 zuo4 mei3])