Inclement

Part of speech: adjective (a.)

1. Not clement; destitute of a mild and kind temper; void of tenderness; unmerciful; severe; harsh.

2. Physically severe or harsh (generally restricted to the elements or weather); rough; boisterous; stormy; rigorously cold, etc.; as, inclement weather. Cowper. The guard the wretched from the inclement sky. Pope. Teach us further by what means to shun The inclement seasons, rain, ice, hail, and snow! Milton.