Ko ngā āhuatanga katoa o te huarere o tētahi wāhi i te takanga o te wā roa. Ka whai wāhi atu ko te paemahana, ko te heke o te ua, ko te whiti o te rā, ko te pupuhi o te hau.
The weather conditions of a particular place over a long period of time, including the temperature, the amount of rainfall, sun and the wind.