If you keep kicking your comforter off because you feel too hot, then pulling it back on because you get cold, your comforter may be holding too much heat around your body.
But your comforter may not be the only problem.
Your sheets, pajamas, extra blankets, mattress protector, or mattress can also make your bed feel too warm.
Before you spend money on a new comforter, find out which part of your bed is actually making you hot.
Why Am I Hot Under My Comforter but Cold Without It?
Your comforter may be giving you more warmth than you need, but sleeping without it may leave you too cold.
That can create a very annoying cycle.
You cover up and get too hot. You kick the comforter off and get cold. Then you pull it back on again.
You may still like the soft, fluffy, cozy feeling of a comforter. You may just need less warmth.
You do not have to sleep without a comforter. You first need to find out which layer is making your bed too hot.
First, Find Out Where the Heat Is Coming From
Try this simple check tonight:
-
Is your chest, stomach, or legs hot?
Check the comforter and blankets above you first. -
Is your back or the area under your body hot?
Check your mattress, mattress topper, or mattress protector. -
Do you feel fine when you get into bed but wake up hot later?
Your bed may slowly trap more heat during the night. -
Do you only get hot when you wear thick pajamas or add another blanket?
You may simply have too many warm layers.
Your sheets, sleep clothes, bedding, and room can all change how hot or cold you feel in bed.[1]
7 Things to Check Before Buying a New Comforter
1. Could Your Sheets Be Making Your Bed Too Hot?
If your sheets already feel hot, heavy, or damp, changing only your comforter may not fix the problem.
Try this: Keep your normal comforter, but use lighter sheets for one or two nights.
If your bed feels cooler, your sheets may be part of the problem.
2. Is the Heat Coming From Your Mattress or Mattress Protector?
If your back feels hotter than the rest of your body, check what is under you before blaming your comforter.
Your mattress, mattress topper, or mattress protector can change how warm your bed feels.
Try this: Notice what happens when you remove your comforter.
If your back still feels hot, a new comforter may not fix the real problem.
3. Are Your Pajamas Making You Too Warm?
Warm pajamas plus warm bedding can quickly become too much.
Try this: Wear lighter sleep clothes for a night while keeping the rest of your bed the same.
If you sleep better, you may not need to buy new bedding at all.
4. Do You Have Too Many Warm Layers?
Your bed may include:
- a sheet
- a blanket
- a comforter
- a mattress protector
- warm pajamas
- a warm mattress or topper
All of these can add warmth.
Do not remove everything at the same time.
Remove one layer at a time. This makes it easier to find out which layer is making you hot.
5. Is Your Comforter Simply Too Warm?
If most of the heat feels like it is coming from above you, your comforter may be the problem.
Check:
- what is inside it
- what the outer fabric is made from
- how heavy it is
- how thick and fluffy it is
- how it is made
A thick and fluffy comforter can feel very cozy at first but may hold more heat than some hot sleepers want.
Do not buy a comforter only because the label says “cooling,” “breathable,” “luxury,” or “cloud-like.”
Look at what the comforter is made from and how thick or heavy it is.
6. Does Your Comforter Feel Cool at First but Hot Later?
A comforter can feel cool when you first touch it and still make you hot later in the night.
Do not judge it only by the first few minutes.
Pay attention to how you feel after sleeping under it for a few hours.
The better test is simple: does it stay comfortable through the night?
7. Are You and Your Partner Too Hot and Too Cold at Different Times?
If one person keeps pulling the comforter up while the other keeps kicking it off, you may simply need different bedding.
One person may sleep hot while the other gets cold easily.
Try using separate blankets or comforters before replacing everything.
This simple change may help both people sleep at a temperature they like.
How Do I Know If I Need a New Comforter?
A new comforter makes more sense when your tests keep pointing back to the comforter itself.
Your comforter may be the problem if:
- You still get too hot after removing extra blankets.
- Lighter pajamas do not help.
- The heat feels strongest on top of your body.
- Your comforter feels much warmer than lighter bedding.
- You often wake up hot after sleeping under it for a while.
If changing your sheets, pajamas, mattress area, or another layer fixes the problem, you may not need a new comforter.
What Should You Look for in a New Comforter?
If your comforter really is making you too hot, do not buy the first product that says “cooling.”
Check these things first:
- Outer fabric: What touches your sheets and body?
- Fill: What is inside the comforter?
- Weight: Does it feel heavy?
- Thickness: Is it very thick and fluffy?
- How it is made: Does the brand clearly explain the design?
- Sweat handling: Does the brand say how the fabric handles moisture?
- Care: Can you wash and dry it easily?
- Return policy: Can you return it if it does not work for you?
Some brands also list a number called GSM. This can help you compare the weight of different comforters.
But one number alone cannot tell you if a comforter will feel cool to you.
Look for brands that clearly tell you what is inside the comforter, how heavy it is, and how it is made. This makes it easier to choose the right one for your needs.
Quick Guide for Hot Sleepers
| If This Sounds Like You | Check This First |
|---|---|
| Thick comforters make you too hot | Look for a lighter, less warm comforter |
| You like fluffy bedding but sleep hot | Look for a fluffy feel without too much warmth |
| Your bed feels cool at first but hot later | Focus on staying comfortable through the whole night |
| You need more warmth in winter and less in summer | Look for layers you can add or remove |
| Most of the heat comes from under your body | Check your mattress, topper, or mattress protector |
| You and your partner like different sleep temperatures | Try separate blankets or comforters |
If Your Comforter Is the Problem, Here Are 3 Mellow Options to Compare
You do not need a new comforter just because you sleep hot.
But if the tests above keep pointing back to your comforter, you may want to compare a few different options.
Mellow sells several comforters for different sleep needs.
The details below come from Mellow’s own product pages. They do not mean every person will get the same result.
| What You Want | Mellow Option | Why You May Want to Compare It |
|---|---|---|
| You mainly want less heat | CloudCool | Mellow describes CloudCool as a lightweight comforter made with hot sleepers in mind.[2] |
| You still want a thick and fluffy feel | MarshMellow | Mellow describes MarshMellow as a soft, thick, double-stuffed comforter. The brand says it uses what it calls “adaptive fill” to help balance softness and temperature.[3] |
| You want to change how warm your comforter feels | CloudControl | Mellow says CloudControl has separate layers that can be used together or changed for different warmth levels.[4] |
Check the return policy before you buy.
Mellow currently states that it has a 30-day return window. The company also lists a $15 return and processing fee per order, and return shipping costs may also apply.[5]
If your mattress, sheets, pajamas, or another layer is causing the heat, buying a new comforter may not fix your problem.
Explore Mellow Comforter OptionsWhat If I Wake Up Soaked in Sweat?
If you often wake up soaked in sweat, do not assume your comforter is the only cause.
Warm bedding can make you feel hotter, but heavy night sweating can also have other causes.[6]
If this keeps happening, starts suddenly, or you have other symptoms too, talk to a doctor.[6][7]
What Should You Do Next?
If your comforter makes you sweat, do not rush to buy another comforter just because it says “cooling.”
First, find out where the heat is coming from.
Check your:
- sheets
- pajamas
- extra blankets
- mattress protector
- mattress or topper
- comforter
Change one thing at a time.
If another layer is making you hot, you may be able to fix the problem without buying anything.
If your comforter keeps making you too hot after the other tests, then it makes more sense to compare a lighter or more adjustable one.
You want enough warmth to feel cozy without spending the whole night kicking your comforter off and pulling it back on again.
Frequently Asked Questions
Why am I hot under my comforter but cold without it?
Your comforter may be giving you more warmth than you need. But without it, you may lose too much warmth and feel cold.
A lighter comforter or bedding setup may help you find a better middle ground.
Why does my comforter make me sweat even when my room is cool?
Your bed can trap heat close to your body even when your room feels cool.
Check whether most of the heat is coming from your comforter, the mattress area under you, or all your bedding together.
How can I tell if my comforter is too warm?
Test other possible causes one at a time.
Try lighter pajamas and fewer blankets.
If you still feel hot and most of the heat seems to come from above your body, your comforter may be too warm for you.
Should hot sleepers avoid fluffy comforters?
No, not always.
The main question is whether the comforter keeps more heat around your body than you want.
If you like fluffy bedding, check its thickness, fill, weight, and how it is made before you buy.
Do I need a cooling comforter if I sleep hot?
Not always.
First check your sheets, pajamas, mattress area, and extra blankets.
If your comforter keeps making you hot after you test the other layers, then a lighter or temperature-focused comforter may be worth comparing.
Sources & References
-
Troynikov O, Watson CG, Nawaz N.
Sleep environments and sleep physiology: A review.
https://pubmed.ncbi.nlm.nih.gov/30509635/ -
Mellow Sleep — CloudCool Cooling Comforter.
CloudCool™ Cooling Comforter -
Mellow Sleep — MarshMellow Comforter.
MarshMellow Comforter -
Mellow Sleep — Temperature Control Dual-Layer Comforter.
Temperature Controlling Comforter -
Mellow Sleep — Return Policy.
https://mellowsleep.com/pages/mellow-return-policy -
NHS — Night sweats.
https://www.nhs.uk/symptoms/night-sweats/ -
Mayo Clinic — Night sweats: causes and when to seek medical advice.
https://www.mayoclinic.org/symptoms/night-sweats/basics/causes/sym-20050768
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