How long can I leave clothes in the washer before they stink?

Author: Mrs. Kaela Lemke MD  |  Last update: Thursday, September 25, 2025

How long can you leave wet washing for? If damp clothes or bedding have been left in the washing machine or a basket for more than 8-12 hours we recommend giving it another wash. If it's been over 12 hours it's a safe bet that they will need to be re-washed.

How long can clothes sit in washer without smelling?

Lucinda Ottusch, a home economist spokesperson from the Whirlpool Institute of Fabric Science, has said that laundry can be left for up to 12 hours in the household appliance. Over an eight to 12 hour period it is unlikely an unwanted odor will form, and even more unlikely for bacterial mildew to develop.

How long does it take for clothes to smell bad in the washer?

Laundry can start to develop a musty smell if left in a washing machine for too long, typically within 24 hours. The exact time can vary depending on factors like humidity, temperature, and the type of fabric.

Do clothes smell bad if you leave them in the washer?

It's generally recommended to avoid leaving wet clothes in the washer for more than 24 hours. After this time, they can start to develop a musty smell and may even grow mold or mildew, especially in warm and humid conditions.

Is 2 hours too long for a washing machine?

A Heavy Duty wash cycle, which helps handle heavily soiled items, can take anywhere from 1 to just over 2 hours. In addition to longer cycle times, the Heavy Duty setting works by using hot or warm water and high spin speeds to clean heavily soiled items.

How long can you leave wet clothes in the washer before they smell?

Is it bad to leave clothes in washer for an hour?

While placing garments in the dryer or on the clothesline right after the cycle finishes is best practice, wet laundry should generally not stay in the washer for more than 8-12 hours. Mildew and mold thrive in warm, damp environments, and the washer provides an ideal setting if laundry is left too long.

How long is too long in the washing machine?

How long can you leave wet washing for? If damp clothes or bedding have been left in the washing machine or a basket for more than 8-12 hours we recommend giving it another wash. If it's been over 12 hours it's a safe bet that they will need to be re-washed.

Why do my clothes still smell of bo after washing?

Over time, detergents and fabric softeners can accumulate inside the washing machine, especially if too much is used or if it's not suitable for your specific machine. This buildup can trap odors and foster bacteria and mold growth, which in turn can leave clothes smelling less than fresh.

How long can wet clothes sit in a bag?

After a day or two in warm conditions the clothes will start to mildew and smell funky, but you can still salvage them at that point if you rewash them with fresh detergent and an oxygen bleach. Left for a week in the bag they will reek and be permanently stained.

What days should you not do washing?

One of the most prevalent New Year's superstitions is that on January 1 no washing should be done. However, some people go one step further and make it a custom to keep any dirty clothes unwashed from Christmas until New Year's Day.

What happens if you leave wet laundry in the washer overnight?

Leaving wet clothes in the washer for a few hours happens to everyone, but if they sit too long, you may risk mold and mildew developing. This not only affects your clothes, but the smell can also transfer to your washer, adding frustration to your laundry routine.

How do you wash clothes that smell really bad?

Add White Distilled Vinegar

Add one cup of baking soda or white distilled vinegar to your wash water each time you wash exercise clothes. The baking soda or white distilled vinegar will help neutralize odor and make your detergent work more efficiently.

Can I leave washing out overnight?

It's entirely up to you exactly when you hang the washing out - if you need to leave early in the morning, you can hang it out while it's still dark. Nothing bad will happen! In fact, in the summer you can even hang the washing out before you go to bed so that it's all ready for the sun as soon as it comes up.

How long before clothes start to smell in washing machine?

Don't allow your wet clothes to sit too long. The Whirlpool Institute of Fabric Science's lead home economist, Lucinda Ottusch, gives a concrete guideline of 8-12 hours before odor, a sign of mildew, begins to occur.

How long does it take for mold to grow on wet clothes?

Leaving Wet Clothes in the Washer Can Cause Bacteria and Mildew to Grow. The biggest downside of leaving your clothes in the washing machine for more than eight to twelve hours is that, after this period, there's a greater chance that bacteria, mold, and mildew will grow.

Can I soak clothes in detergent overnight?

Soaking clothes in detergent overnight is therefore, not recommended. While soaking can help loosen those stubborn stains, but doing so for an extended period can be detrimental to the fabric. The longer the time, the higher the risk.

How long can clothes sit in water before being ruined?

Research has indicated that the maximum length of time that you can leave your clothes in the washer is from 8 to 12 hours. This prevents the clothes from developing unpleasant odors or mildew.

How long can you leave clothes in the washing machine?

Generally, you should avoid leaving your clothes in the washing machine for more than 8 to 12 hours. Past this length of time, your clothes will become incredibly susceptible to bacteria and mould growth. This is what will cause them to smell slightly pungent and unpleasant.

Do I have to rewash clothes that were rained on?

If you choose to leave it out on the line for a couple of days through a series of rain showers, it is likely to develop a musty smell that will mean it needs rewashing.

Why are my clothes not smelling fresh after washing?

There can be many reasons why your laundry isn't smelling fresh. Musty odours can result from various factors, including insufficient drying, overloading the washing machine, or using too little detergent. Ensuring proper washing and drying techniques and regular machine maintenance can help achieve a fresh scent.

Can I put vinegar in my washing machine?

Vinegar should not be placed directly in the washing machine. However, it can be beneficial to use it to treat stains and odors prior to washing. Just make sure you thoroughly rinse the items before placing them in the washing machine.

How long can wet clothes stay in the washer before smelling?

A good rule of thumb is to avoid leaving clothes in the washer for more than eight to 12 hours. However, Murphy says there's more to think about than just timing to prevent your clothes from smelling and mildewing, especially if you're prone to letting your laundry sit for hours at a time.

Is it bad to leave clothes in the washer for hours?

The consensus among laundry experts is that leaving wet clothes in the washer for more than 8-12 hours can pose problems. If you need to remember about your laundry, it might be time to establish a new routine or use timer features on your machine to avoid these issues.

Is 3 hours too long for washing machine?

Water at a lower temperature takes longer to clean your clothes. If your washing machine is set to perform a standard wash, then it would be unusual for it to take 3 hours. A standard wash should usually take no longer than 1 hour unless otherwise stated.

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