baby sleep temperature

What TOG Sleep Sack Do I Need? (Simple Temperature Guide)

What TOG Sleep Sack Do I Need? (Simple Temperature Guide)

Confused about TOG ratings? You’re not alone. Most parents just want a simple answer:

What TOG sleep sack does my baby actually need? 🤔

The good news is—it’s much simpler than it sounds.

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Quick Answer (Save This) ✔

  • 75–78°F → 0.5 TOG
  • 69–74°F → 1.0 TOG
  • 61–68°F → 2.5 TOG

👉 If your baby sleeps hot, always go lighter.

baby sleep temperature and tog chart visual ---

What Does TOG Actually Mean?

TOG stands for Thermal Overall Grade—basically how warm a sleep sack is.

Lower TOG = lighter and cooler Higher TOG = thicker and warmer

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How to Choose the Right TOG

The most important factor is your baby’s room temperature, not the season.

👉 Most U.S. nurseries stay between 70–75°F, which usually calls for a lighter sleep sack.
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What Should Baby Wear Under a Sleep Sack?

baby wearing lightweight sleep sack outfit

Keep it simple:

  • Warm room → short sleeve onesie
  • Cool room → long sleeve pajamas
  • Avoid layering too much

👉 When in doubt, less is better.

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Why Breathability Matters 🌿

Even with the right TOG, fabric makes a big difference.

Breathable materials like Bubble Panda bamboo sleep sacks help regulate temperature naturally and reduce overheating.

baby sleeping comfortably in bamboo sleep sack

👉 Browse breathable bamboo sleep sacks

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One Tip Every Parent Learns

Always check your baby’s neck or chest—not hands or feet.

That’s the best way to know if they’re too hot or too cold.

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Find the Perfect Sleep Setup ✨

The right TOG + breathable fabric can completely change how your baby sleeps.

SHOP SLEEP SACKS

Reading next

Kyte Baby vs Bamboo Sleep Sack (Summer Comparison)
How to Keep Baby Cool at Night Without AC

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