The quality of air and sea water near the coast is up to the first level of the State standard. The potable water sources are 100% up to standard. Rizhao is listed by the State as the Sustainable Development Experimental Community, a Key National Environmental Protection City and a National Ecological Demonstration City.

Situated in the transitional zone between the northern and southern climate of China, Rizhao enjoys mild and pleasant climate with four clear seasons. Its annual average temperature is 12.7℃, annual sunshine of 2516 hours, annual frost free period of 213 days.