With the warmest month's mean being just 22 °C (71.6 °F), Nowra has a humid subtropical climate ("Cfa") under the Köppen climate classification, making it the southernmost city on the coastal strip to be within this climate zone, albeit an isolated one — Nearby coastal cities to the north, such as Wollongong and Kiama, have an oceanic climate ("Cfb") as their warmest month's mean doesn't reach the 22 °C threshold.