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Calcimator

Baby Sleep Schedule Calculator

Get age-appropriate sleep schedules for babies and toddlers. See recommended bedtime, nap times, and total sleep needs by age.

Inputs

months
:00

Results

Recommended Total Sleep

12-15 hours

Suggested Bedtime21:00
Nap 109:00 (1-2 hours)
Nap 212:00 (1-1.5 hours)
Nap 314:00 (30-45 min)
Total Nap Time4 hours
How to Use This Calculator
  1. Enter your baby's age in months (0–60).
  2. Set your typical morning wake time (hour, 24h format).
  3. Review Recommended Total Sleep hours for your baby's developmental stage.
  4. Use Suggested Bedtime and Nap 1/Nap 2 times to build a daily routine.
  5. Adjust the wake time input to see how bedtime shifts with earlier or later mornings.

What each input means

Baby's Age
Age in months.
Morning Wake Time
Typical morning wake-up hour (24h format).

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    Baby's Age = 6, Morning Wake Time = 7 = 2 input(s) provided
  2. Calculate Recommended Total Sleep
    12-15 hours = 12-15 hours
  3. Calculate Suggested Bedtime
    Suggested Bedtime = formatTime(bedtimeHour)
    21:00 = 21:00
  4. Calculate Nap 1
    Nap 1 = naps >= 1 ? `${formatTime(nap1Start % 24)
    09:00 (1-2 hours) = 09:00 (1-2 hours)

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