How to Dress a Newborn - A Practical Guide

Welcoming a newborn into the world is an exciting journey. As parents, one of the first things we consider is how to dress our little ones to ensure they are comfortable. How do we ensure they're not dressed too hot or too cold? In this guide, we'll walk you through the essentials of dressing your newborn, covering everything from seasonal considerations to sleepwear.

How to Dress a Newborn - A Practical Guide

This article was written by Marieke Hermans, a co-founder of Romp & Roll

Rompers: a newborn essential

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Before we delve into specific dressing scenarios, let's discuss rompers. Rompers are a parent's best friend when it comes to dressing newborns. They are the first layer your little one will wear, providing warmth and ensuring the diaper remains securely in place. This is particularly important as newborns may struggle to regulate their own body temperature, making proper dressing essential for their comfort and well-being.

Key takeaways
• A soft cotton romper is the first layer your newborn wears, day and night.
• In summer, a short-sleeved romper in a lightweight, breathable fabric like organic cotton is usually enough; in winter, start with a long-sleeved romper and add layers.
• At night, choose sleepwear by TOG: 0.5 to 1.0 for warmer nights and 2.5 to 3.5 for colder ones.
• Feel your baby's neck to check the temperature: warm or sweaty means remove a layer, cold means add one.
• Keep the nursery at about 20-22°C (68-72°F).

PS. Romp & Roll is one of the partner brands in the Mamamoon motherhood membership app, where members get discounts from partner brands, a week-by-week plan from pregnancy to 16 weeks after birth and calls with vetted experts.

Five Romp & Roll long-sleeve newborn bodysuits in neutral colours
Photo Credits: Romp & Roll

How to dress your newborn during the day?

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How to dress a newborn in summer

During the summer months, opt for lightweight, breathable fabrics like organic cotton. Rompers with short sleeves are ideal for keeping your baby cool and comfortable in warm weather. When outdoors, dress your newborn in a romper with long sleeves to protect them from the sun. You can combine the romper with a thin pair of pants or leggings to provide additional coverage. 

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How to dress a newborn in winter

In colder climates, keeping your newborn cozy and warm is essential. Layering is key during colder days. Start with a long-sleeved romper as the base layer and add additional layers as needed, such as a soft sweater or cardigan and pants. Don't forget to cover your baby's head with a hat and keep tiny toes warm with socks.

Smiling baby in a bodysuit lying on a knitted blanket and holding a parent's fingers
Photo Credits: Romp & Roll

How to dress your newborn during the night?

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Before we go into nighttime dressing details, let's discuss TOG (Thermal Overall Grade). TOG is a measure of the insulation provided by clothing, bedding, and sleepwear, helping parents choose the right outfit and blankets to keep their baby comfortable while sleeping. 

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For newborns, the recommended TOG rating for sleepwear varies depending on the room temperature. A TOG of 0.5 to 1.0 is suitable for warmer nights, while a TOG of 2.5 to 3.5 is ideal for colder temperatures. Rompers with short sleeves have a TOG rating of 0.2, while rompers with long sleeves have a TOG rating of 0.5. Parents should also check the TOG rating of the sleep sack or blanket, which is typically indicated on the product label.

Table of recommended sleep sack TOG ratings by room temperature: below 16°C 2.5–3.5, 16–20°C 1.0–2.5, 20–24°C 0.5–1.0, above 24°C 0.5
Parent lifting a laughing baby dressed in a short-sleeved romper into the air
Photo Credits: Romp & Roll

An extra check! Feel the neck!

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Dressing a newborn can sometimes feel like solving a puzzle. If you ever feel unsure about whether your newborn is dressed appropriately, check their neck. If it feels too hot or slightly sweaty, remove a layer as this indicates they're dressed too warmly.

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By following these guidelines and paying attention to your baby's cues, you can ensure they're dressed comfortably and safely for every occasion.

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Romp & Roll rompers

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Looking for high-quality rompers? Please visit the website of Romp & Roll and easily order them online. Romp & Roll is the new sustainable romper brand. Handmade in Portugal, the rompers are fully GOTS (Global Organic Textile Standard) certified. Made from a fine rib fabric, composed of organic cotton (breathable) and elastane (providing enough stretch), the rompers are incredibly soft, offer a great fit, and feature grow-with-your-child buttons.

Mother and toddler in a Romp & Roll romper opening a present together
Photo Credits: Romp & Roll

Bonus Section - FAQ's

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How should I dress my baby for the car seat?

Dress your baby in light layers to ensure they are not too hot or cold in the car seat. Avoid bulky clothing because it can interfere with the car seat straps. A romper with a lightweight sweater or jacket is a good option. You can also use a car seat cover or blanket for added warmth.

How should I dress a newborn in summer for bed?

In the summer, dress your newborn in a lightweight, short-sleeved romper with a low TOG rating (0.5). Ensure the room is well-ventilated and maintain a comfortable temperature between 20-24°C (68-75°F).

What should a newborn baby wear?

A newborn baby should wear soft and comfortable clothing made of breathable fabrics like organic cotton. Essential items include rompers, onesies, soft pants, hats, and socks. Layering is important to adjust their body temperature by adding or removing clothing.

What should a newborn wear after birth?

After birth, dress your newborn in a long-sleeved romper, a hat, and socks. Hospitals often provide a blanket, but you can also bring your own for added warmth and comfort.

How can I dress a newborn safely?

To dress a newborn safely, avoid overdressing or using loose blankets that can pose a suffocation risk. Instead, use fitted clothing and sleep sacks with appropriate TOG ratings. Always check their body temperature for any signs of overheating or coldness.

How does temperature regulation work for newborns?

Newborns have difficulty regulating their own body temperature. Dressing them in layers allows you to add or remove clothing as needed, and you can monitor their body temperature by feeling their neck or chest.

How will I know if my baby is too hot?

If your baby is too hot, their neck will feel warm or sweaty. They may also appear flushed or have a rapid heartbeat, so next steps are to remove a layer of clothing and check again after a few minutes.

What is a safe room temperature for a newborn?

The ideal room temperature for a newborn is between 20-22°C (68-72°F). This helps ensure that the newborn is neither too hot or cold, promoting safe and comfortable sleep.

How should you dress a newborn in spring?

A newborn in spring is best dressed in layers, because the temperature can change a lot during the day. Start with a long-sleeved cotton romper and add a light cardigan or jacket and a hat when you go outside. Take a layer off indoors and check your baby's neck to see if they are too warm.

How should you dress a newborn for sleep?

A newborn is best dressed for sleep in a romper and a sleep sack with the right TOG rating for the room: around 0.5 to 1.0 TOG on warm nights and 2.5 to 3.5 TOG on cold ones. Skip hats and loose blankets in bed, and feel your baby's neck to check they are not too hot.

How many layers should a newborn wear?

A newborn usually needs about one more layer than you are wearing to feel comfortable in the same room. On a mild day that could be a romper plus a light sweater; on a cold day, a romper, a warmer layer and a hat outdoors. Feeling the neck tells you if you got it right.

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