A low pressure system is expected to bring precipitation to northern Honshu Monday morning, while the rest of Japan is expected to remain dry.
A high pressure system will meanwhile ensure it remains cold all day across central and northern China, Mongolia, the Sea of Japan and the Korean peninsula.
Rain can be expected along China's southeast coast and in northern Taiwan due to a developing low pressure system.
Temperatures in Tokyo and Shanghai will be in the lower 10s Celsius, while Seoul will be a few degrees above 0 C.
A large high pressure system will dominate in Australia, likely bringing showers to Tasmania. Another frontal system is forecast to bring showers and thunderstorms along the Queensland coast.
Sydney will experience temperatures in the mid-20s C, while Melbourne will be in the mid-10s C, and Brisbane in the upper 20s C.
Source: Weather Underground