Night Waking in Toddlers: Common Causes and Solutions
- Jen Fyvie

- Aug 25, 2025
- 3 min read

If you thought night waking was only a newborn issue, you’re not alone. Many parents are surprised when their toddler, who used to sleep fairly well, suddenly starts waking again during the night. The good news? Night waking in toddlers is common, usually has a clear reason and with the right support, you can get back on track.
Why Do Toddlers Wake at Night?
1. Developmental leaps (sleep regressions)
At this age, your toddler’s brain is busy. They’re learning new words, skills, and concepts every day. All of that development can disrupt sleep temporarily, as their brains process and practice.
2. Separation anxiety
Between 18 months and 2 years especially, many toddlers develop stronger awareness of being apart from you. Night waking can become their way of seeking reassurance.
3. Teething and illness
Teething doesn’t stop after the baby stage. Molars, in particular, can be uncomfortable and disrupt sleep. Illnesses like colds and ear infections are also common culprits.
4. Overtiredness (or undertiredness)
If naps are mistimed or your toddler’s bedtime is too late/too early, it can affect night sleep. Striking the right balance of rest during the day really helps. Checking how much sleep your toddler might need on average can give you an indication of whether you are dealing with over or undertiredness.
5. Habitual waking
Sometimes a toddler wakes simply because they’ve got used to it, maybe they expect a cuddle, milk or to be brought into your bed. Habits can be gently reshaped but consistency is key.
What Can You Do to Help?
Check the basics first: Is your toddler too hot/cold? Do they need a fresh nappy? Is the room dark and calm?
Comfort and reassurance: If separation anxiety is the trigger, brief reassurance goes a long way. Try a comfort object, such as a favourite soft toy or if you still use a monitor a little shushing or reassurance over the monitor so they know you are there if they need you.
Keep routines consistent: A predictable bedtime routine helps toddlers feel secure and signals it’s time to sleep.
Adjust daytime sleep: If naps are too long or too late, they can interfere with night sleep. Likewise, if your toddler is overtired, bring bedtime forward slightly.
Respond calmly: Try to keep interactions at night low-key: lights dim, voices quiet. This helps reinforce the idea that night is for sleeping.
Work on independent sleep skills: If your toddler relies on you to fall asleep at bedtime, they’ll likely need you to resettle throughout the night. Supporting them to settle more independently can make a big difference.
When to Seek Extra Support
If night waking is happening frequently, your toddler is up for long stretches or you’re feeling completely exhausted, it might be time to reach out for help. A tailored approach can identify what’s driving your toddler’s night waking and give you a clear, manageable plan forward.
✨ You don’t have to muddle through sleepless nights alone.
My Wee Sleep Sorter Consultation is a 45-minute 1:1 call designed to troubleshoot your little one’s sleep (from newborns right through to 5 years old). Together, we’ll find practical solutions that suit your child and your family.
📩 Interested? Send me a message Jen@weesleepyones.com or book in your call via the booking link on my website
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