Quick Answer: What temperature should a 3 week old baby be?

A baby’s normal temperature can range from about 97 to 100.3 degrees Fahrenheit. Most doctors consider a rectal temperature of 100.4 F or higher as a fever.

Is a temperature of 37.5 in a baby high?

Typically, your baby’s normal body temperature should stay between 36.5°C and 37.5°C. Any reading above 38°C is considered a fever. When it comes to a baby fever, the best thing you can do is be prepared. When your baby is unwell, a fever is often the first sign of trouble.

Can a 3 week old get a fever?

The system that controls body temperature is not well developed in a newborn. Call your baby’s healthcare provider immediately if your baby is younger than 3 months old and has a rectal temperature or forehead (temporal artery) of 100.4°F (38°C) or higher.

What is the ideal temperature for a newborn?

It’s recommended that the best temperature for babies is between 68 to 72 degrees Fahrenheit or 20 to 22 degrees Celsius. Babies are more sensitive to changes in room temperature because they’re so small and their bodies are still growing.

Is 37.7 a fever in a newborn?

Your child has a fever if he or she: Has a rectal, ear or temporal artery temperature of 100.4 F (38 C) or higher. Has an oral temperature of 100 F (37.8 C) or higher. Has an armpit temperature of 99 F (37.2 C) or higher.

Is 37.1 a fever for a newborn?

It’s usually not a cause for alarm. The following temperatures or higher indicate a fever: Adults and children: 100.4°F (38°C) (oral) Babies (under 1 year): 99°F (37.2°C) (armpit) or 100.4°F (38°C) (rectal)

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