Moderate with four distinct seasons. The hottest time is July to August, which is also the rainy season; coldest is from December to January, winters in the far north can be very severe. Spring and autumn are mild and mainly dry.

Lightweight cottons and linens are worn during the summer. Light- to mediumweights are advised in the spring and autumn, and medium- to heavyweights in the winter. Waterproofs are advisable during the rainy season.