Fifteen months is peak toddler curiosity. Confident walking, favourite books requested on repeat, and a small but growing vocabulary. Emotional life gets more complex — expect huge feelings over tiny frustrations.
15 months old developmental milestones
- Walks well and starts to climb low steps
- Uses 3-6 meaningful words
- Points to ask for things and to share interest
- Scribbles with a chunky crayon
- Feeds with a spoon (messily)
Care tips for 15 months old
- Give simple choices ("apple or banana?") — feeling in control eases power struggles.
- Model the words for feelings ("You look sad", "That was frustrating") — labelling emotions helps regulate them.
- Read the same three books until you can recite them in your sleep. Repetition is language gold.
- Keep meals short — 15-20 minutes is a toddler’s attention span.
This month's checklist
- Attend the 15-month check
- Introduce a chunky crayon or paint stick
- Move to one midday nap when ready
Frequently asked questions
How many words should a 15-month-old say?
Anywhere between 3 and 10 clear words is typical. Understanding is always ahead of speech — a toddler who follows instructions is doing linguistic work even without many words.
Is one nap or two better at 15 months?
Most toddlers move to one long midday nap between 15 and 18 months. If short naps and early bedtime aren’t working, try the transition.
Are tantrums normal at 15 months?
Absolutely. Big feelings + limited words = tantrums. Stay calm, name the feeling, and offer a cuddle when the storm passes.
When to call your paediatrician
Most months of babyhood pass without alarm, but a small set of symptoms always deserves urgent review. Contact your paediatrician or the nearest paediatric emergency room straight away for any of the following:
- Fever above 39 °C, or any fever lasting more than 72 hours
- Refusing more than two feeds in a row, or fewer wet nappies than usual
- Breathing that is fast, noisy, or with visible chest tugging
- Persistent vomiting, blood in stool, or a swollen belly
- Any sudden loss of a skill baby had already learned
Where the 15 months old stage fits in
Between one and two, walking becomes running, sounds turn into words, and toddlers begin to test the edges of independence. Language, empathy, and imagination all bloom during this year. Predictable routines, generous naming of feelings, and lots of shared reading power the biggest gains.
Educational content — not a substitute for medical care. Contact your paediatrician urgently for high fever in a young infant, refusing feeds, laboured breathing, persistent vomiting, or any concern that feels wrong to you.