How Long Does Brewed Coffee Last at Room Temperature?

crazy by Editorial Staff | Posted on February 13th, 2023

Do you love the taste of freshly-brewed coffee but can’t always finish the whole pot? If so, you’re probably wondering how long brewed coffee can last at room temperature. Don’t worry! This post will discuss how long brewed coffee will stay good for and the best ways to store it.


Brewed coffee lasts 30 minutes at room temperature

Brewed coffee is a popular form of coffee, but it has a relatively short shelf life when stored at room temperature. After you’ve brewed your coffee, you have a 30-minute window to enjoy it before its flavor and aroma start to change. This is because coffee continues to be affected by different factors as aforementioned.

Closeup image of a hand holding a blue cup of hot coffee with smoke on wooden table in cafe

Hot black coffee can last 24 hours at room temperature

Hot black coffee can last up to 24 hours at room temperature when stored properly. While the flavor of the coffee may start to be compromised after 30 minutes, the coffee will remain safe to drink for up to 24 hours. It’s important to store it away from direct sunlight and heat sources to ensure that your hot black coffee lasts for this time. 

Hot coffee with milk added can only last up to 4 hours

When it comes to hot coffee with milk added, it’s important to remember that it can only last up to 4 hours at room temperature. This is because milk is perishable and can go bad after a couple of more hours. 

So if you have been adding milk to your coffee and not drinking it within 1-2 hours, then you should keep it in the refrigerator for up to 48 hours. That way, you can still enjoy your coffee without worrying about it going bad. If you find yourself in a situation where your hot coffee with milk has been sitting out for longer than 4 hours, it’s best to discard it and make a fresh cup.

Factors that affect brewed coffee last at room temperature

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Container in use

The container in which brewed coffee is stored can have a major effect on its shelf life. The best containers for storing brewed coffee are airtight, such as a thermos or vacuum-sealed canister. This will keep the coffee from going stale and also prevent bacteria from multiplying.

If you’re using a plastic container, make sure it is BPA-free, as the chemical can leach into beverages over time and affect flavor.

Air exposure

Air exposure is one of the key factors affecting brewed coffee’s shelf life. It can cause the coffee to oxidize and lose its flavor. Additionally, avoiding exposing your coffee to extremely hot or cold temperatures can help keep it fresh for longer.

Light exposure

Light exposure can affect the taste of your brewed coffee. It’s important to store it away from direct sunlight to help preserve the flavor and freshness of your coffee. Ultraviolet rays can cause the oils in coffee to break down, resulting in an unpleasant taste. Additionally, light affects the acidity of coffee, making it less enjoyable.

Temperature changes

Temperature is a major factor that affects the shelf life of brewed coffee. When coffee is stored at room temperature, it should not be left for more than 30 minutes since the high temperature can cause oxidation and decrease the flavor.

Acidity levels

Acidity levels can impact the shelf-life of your coffee. High acidity levels can cause oxidation, accelerating spoilage and making the coffee taste bitter. Opt for lower-acidic coffees, such as dark roasts or blends, to keep your coffee fresh for as long as possible. Refrigeration can also help preserve the acidity levels of your coffee and keep it tasting fresh.

Tips for storing your coffee

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Brewed coffee is consumed quickly vs. stored and reheated

Brewed coffee can be enjoyed for up to four hours after it has been made. However, if you don’t plan on drinking it all within that time frame, it is best to store it in an airtight thermos or another container in order to preserve its flavor and quality. When consuming brewed coffee quickly, the flavor and taste will be at their peak, as opposed to if it is stored and reheated.

Keep it away from direct sunlight

It’s important to keep brewed coffee from direct sunlight when storing it. This is because sunlight can cause the coffee’s flavor to be compromised, so it’s better to store it in a dark, cool place.  

In addition, light can cause the coffee to go stale faster and break down the acidity levels in the coffee, making it taste less flavorful. Keeping your coffee away from direct sunlight will help ensure that your brewed coffee stays fresh and delicious for as long as possible.

Keep it away from heat sources

It is important to keep your coffee away from heat sources, as the high temperatures can spoil it more quickly. Coffee is especially sensitive to temperature fluctuations, so if it’s stored near a stove, radiator, or other heat sources, the quality and flavor of your coffee will be compromised. 

Brewed coffee can last 14 days in the refrigerator

Brewed coffee can last up to 14 days in the refrigerator so long as it is stored correctly. The refrigerator’s low temperature also helps keep coffee fresh, slowing down the oxidation process that can make coffee taste stale. This means you can keep brewed coffee in the fridge for up to a week and still enjoy its full flavor.

Freeze leftover coffee

If you have more brewed coffee than you can drink in one sitting, the best way to store it is by freezing it, as it can last for months when frozen. This will help keep your coffee fresh and delicious for up to three months. 

It will also help keep the flavor intact and prevent unwanted elements from seeping in. Storing your coffee this way is a great way to ensure you never waste any of your favorite brews.

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Disclosure: No compensation or free products were received in exchange for writing this review.

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Editorial Staff

The editorial staff at Crazy Coffee Crave is a team of coffee enthusiasts & Baristas who enjoy the one thing we all think about as soon as we get up in the morning. Trusted by thousands of readers worldwide.