Charting your child’s fever

“Normal” body temperature can vary with age as well as by where on the body the temperature is measured.

How to take your child’s temperature, and what it should be

AGE RECOMMENDED TECHNIQUE NORMAL TEMPERATURE RANGE
Birth to 2 years First choice: rectal 36.6 °C to 38 °C (97.9 °F to 100.4 °F)
Second choice: armpit 36.5 °C to 37.5 °C (97.8 °F to 99.5 °F)
2 to 5 years First choice: rectal 36.6 °C to 38 °C (97.9 °F to 100.4 °F)
Second choices: ear 35.8 °C to 38 °C (96.4 °F to 100.4 °F)
armpit 36.5 °C to 37.5 °C (97.8 °F to 99.5 °F)
5+ years First choice: mouth 35.5. °C to 37.5 °C (95.9 °F to 99.5 °F)
Second choices: ear 35.8 °C to 38 °C (96.4 °F to 100.4 °F)
armpit 36.5 °C to 37.5 °C (97.8 °F to 99.5 °F)

Caution

If your child’s fever persists for more than 3 days, if your child is in pain for more than 5 days, or if new symptoms appear, talk to your doctor.

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