沐浴・おふろのお湯ガイド（月齢別の温度と時間）
赤ちゃんに心地よいお湯の温度（°C/°F）と、月齢別（新生児、赤ちゃん、幼児）の入浴時間がわかります。部屋の暖かさに合わせて調整し、安全のポイントも表示します。
What is the safest bath temperature for a newborn?
Common comfort range is around 37.0–37.8°C (98.6–100.0°F). Always test water before baby goes in.
How long should babies stay in the bath?
Newborns usually 5–10 minutes, infants 10–15 minutes, toddlers 10–20 minutes. Shorter is safer in a cool room or if baby seems uncomfortable.
Do I really need a bath thermometer?
It helps avoid mistakes. If you don’t have one, use your elbow or wrist and aim for warm, not hot.
Should babies bathe every day?
Not required for most babies. Many families do a few times per week, and more often only if needed.
What should I do if the room feels cool?
Aim for the upper half of the range and shorten the bath. Warm towel/clothes ready before you start.
Can I add bubble bath or soap?
Use gentle baby-safe products and avoid heavy fragrance. If skin gets dry or irritated, reduce product use.
When is it unsafe to bathe my baby?
If baby is very unwell, overly sleepy, shivering, or if you can’t supervise closely. Also avoid if water temperature is uncertain.