Inland Namibia has hot summers with temperatures ranging up to 34 degrees Celsius and could experience frost in the winter months. Rainfall is expected mainly in the summer months. The main rain season is January to March.

The climate at the coast is mild ranging generally from 12 degrees Celsius to a pleasant 24 degrees throughout the year. Very hot east winds with sandstorms can at times be expected for short periods of usually two to three days in the winter months, in particular May to July. Average rainfall per year is limited to 50 mm along the coast to 350 mm in the central and 700 mm in the far north-eastern regions. Fog patches are mainly to be expected in the late winter and spring from August to November, which often clear during the day.

Namibia is the most arid country in Southern Africa, with humidity of about 10% in winter months and varying from 50% to 80% in summer.