You should be cleaning it weekly, minimum. · how often should i be washing my bath mat ? As always, the answer depends on what kind you have; The best way to avoid this is to wash bath mats weekly on a hot cycle and dry them thoroughly, either outside or on a radiator. There are different rules for cloth bath mats versus a harder bamboo or stone bath mat. · though your bath mat seems innocuous, it’s actually quietly collecting plenty of dirt, debris, and microscopic squatters. · key points because the air is cooler in winter, bath mats stay damp for longer, leading to bacteria buildup. In contrast, if your bath mat is made from a material that’s resistant to mould and mildew, such as synthetic rubber or pvc, you can wash it less frequently, for example, once every two weeks, she says. For bathrooms with heavy use or when towels show visible soiling, more frequent washing may be necessary to maintain cleanliness and hygiene. · how often should you wash your bath mat ? It’s recommended to launder bathroom linens weekly as a baseline practice. Bath mats also get dirtier faster in winter because our skin is drier. · in such cases, it’s recommended to wash the mat every 3 to 4 days. · how often you need to wash your bath mat really depends on how often it gets used. In general, you should wash bath mats every month or so, or when you notice signs of dirtiness, like visible stains or odor, says wang. Laundry pros recommend throwing bath mats in the washer weekly and air drying.