How Long Can You Leave Your Milk Out of the Fridge

Recipe Round-ups
by Recipe Round-ups

Milk is a staple in many households, and it's often used for everything from baking to cereal. But have you ever forgotten to put it back in the fridge and wondered how long milk can be left out before it goes bad? It's a question that comes up all too often, so I set out to find out what the answer was.

Milk is a perishable item, and it can spoil quickly if not stored properly. Leaving milk out for too long can cause harmful bacteria to grow, leading to food poisoning and other unpleasantness. So, it's important to be mindful of how long your milk has been out of the fridge and to take steps to keep it safe.


The answer to how long milk can be left out of the fridge depends on a few different factors. One important factor is the type of milk you're dealing with.


Raw milk, which hasn't been pasteurized or homogenized, is more prone to spoiling than pasteurized milk. Raw milk contains naturally occurring bacteria that can multiply quickly when exposed to warm temperatures. So, it's essential to refrigerate raw milk and consume it within a few days of purchase.


Pasteurized milk, on the other hand, is generally more stable at room temperature. However, even pasteurized milk can spoil if left out for too long. In general, pasteurized milk can be left out for up to two hours without spoiling. But, if it's a hot day, or the room temperature is warmer than usual, it's best to err on the side of caution and throw it out after an hour or less.


The temperature of the room also plays a role in how long milk can be left out of the refrigerator. Ideally, milk should be kept at a temperature of 40°F or below, which is the temperature of a typical fridge. If the temperature is above this, the milk will spoil more quickly. Milk should also be kept away from direct sunlight and other heat sources that can cause it to spoil more rapidly.


Finally, the length of time that milk can be left out also depends on how long it has already been left out. If you've just poured a glass of milk and left it out for a few minutes while you prepare breakfast, it's probably still safe to drink. However, if the milk has been left out for several hours, it's best to toss it out.


If you're worried about milk spoiling quickly in your home, there are a few things you can do to prevent it. One option is to purchase ultra-pasteurized milk, which has been heated to an even higher temperature than regular pasteurized milk and can be left at room temperature for longer. Another option is to store your milk in a cooler area of your home, such as a basement or cellar, where the temperature is cooler than the rest of the house.



In summary, milk is a perishable item that should be treated with care to prevent food poisoning and other unpleasantness. Raw milk should always be refrigerated and consumed within a few days of purchase, while pasteurized milk can be left out for up to two hours without spoiling. Keep milk away from direct sunlight and other heat sources, and use your senses to determine whether it's safe to drink. Stay safe and enjoy your milk in all your favorite recipes!


"This article was written using AI technology and was then heavily edited and optimized by our editorial team."

How Long Can You Leave Your Milk Out of the Fridge
Comments
  • Lois Dratch Lois Dratch on Apr 06, 2023

    I am also concerned about this. We keep our fridge set at 37*F, In the morning the milk will be taken out when the cereal bowls & the coffee mugs are ready for it, then put back into fridge right away. Same thing if I want to pour some later to use it for a reason. I pour & replace the container back where it is kept the coldest. We are in our 70's now & a gallon can last at least a week in this house. I do not want to waste it. It costs too much.

  • Clarence Williams Clarence Williams on Apr 06, 2023

    If unpasteurized milk sours you can still drink it. I know because I grew up in the country and we didn't always have refrigeration for such things as milk that we got from our cows so if it soured or clabbered as it was called then we just shook it up to mix the whey and curd back together and drank it or just remove the curd and let it drain through a clean cloth and you have cottage cheese. It is not unsafe or unhealthy. I never got sick from consuming it.

    • See 2 previous
    • Susan Smith Susan Smith on Apr 11, 2024

      They will use any opportunity to say raw milk is bad for us. And yet they always say “Ultra Pasteurized” milk is just wonderful, when in fact they have killed everything that is good for us in milk by pasteurization. It’s infuriating at times.

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