It's five o'clock in the afternoon. The baby who was perfectly content an hour ago is now crying, and nothing you'd normally reach for is working. They're fed. They're dry. They're not tired enough to sleep but too tired to be happy. You bounce, you shush, you walk laps of the kitchen, and still the crying continues until — mercifully — it stops around bedtime, as if a switch flipped. If this sounds familiar, you've met the witching hour, and you are in very, very good company.
What Is the Witching Hour?
The "witching hour" is the common name for a predictable period of unexplained fussiness that occurs in the late afternoon to evening, most commonly between 5pm and 11pm. Despite the name, it usually lasts longer than an hour — two to three hours of cluster-fussing is typical. It tends to appear around 2–3 weeks of age, peaks around 6 weeks, and resolves for most babies by 3–4 months.
The defining feature is that it's not clearly caused by anything. The baby isn't obviously hungry, isn't in pain, isn't tired in a way a nap fixes. The fussiness arrives on a schedule that has nothing to do with the usual triggers — which is exactly what makes it so disorienting for parents who have learned to read their baby's other cues.
Why Does It Happen?
There's no single confirmed cause, but the leading explanations are well-supported and probably work in combination:
- Sensory overload: By the end of the day, a newborn's immature nervous system has absorbed hours of light, sound, faces, and stimulation. The evening fussiness may be the baby's overwhelmed nervous system discharging the accumulated overstimulation of the day — a kind of decompression that happens to look like distress.
- The evening milk-supply dip: For breastfeeding mothers, milk supply is naturally at its lowest in the late afternoon and evening (it rebuilds overnight). Babies often respond with cluster feeding — frequent, fussy, short feeds — which is both a response to the lower flow and a way of signalling the breast to build supply for the next day. This is normal and does not mean your supply is inadequate. See our milk supply guide for why evening softness isn't a problem.
- Overtiredness: Wake windows are very short in the early weeks. By evening, a baby who has been slightly overtired across several short, broken naps reaches a tipping point where they're too wired to settle easily.
- Heightened evening alertness: Circadian rhythms are still forming, and many babies have a natural window of heightened arousal in the evening before the longest sleep stretch of the night.
Witching Hour vs. Colic: Where's the Line?
The two overlap and are often confused. The practical distinction most clinicians use is the "rule of threes" that defines colic: crying for more than 3 hours a day, more than 3 days a week, for more than 3 weeks. The witching hour is shorter, more clearly tied to the evening, and tends to be soothable (even if only partially). Colic crying is more intense, more prolonged, and notably resistant to soothing. If your baby's evening fussiness is creeping toward the rule of threes, our colic guide covers that territory in depth.
Strategies That Actually Help
The honest truth: you often can't make the witching hour disappear, but you can shrink it and take the edge off. What tends to work:
Get Ahead of It
- Protect the late-afternoon nap: An overtired baby has a worse witching hour. A solid nap around 3–4pm reduces the overtiredness that feeds evening fussiness. Whatever it takes to get that nap — contact nap, pram, carrier — is worth it.
- Dial down stimulation before it starts: If you know the storm arrives at 5pm, start lowering the sensory load at 4:30. Dim lights, quiet the room, reduce the passing-around. Pre-empting overstimulation is easier than recovering from it.
Soothe Through It
- Motion: Rhythmic, continuous movement — a carrier walk, bouncing on a yoga ball, a stroller loop around the block. The carrier is particularly effective because it combines motion, containment, and closeness, and it frees your hands.
- White noise and a darker room: Recreating a low-stimulation, womb-like environment helps an overwhelmed nervous system downshift.
- Skin-to-skin: Direct contact regulates the baby's heart rate and stress hormones. Often the single most calming intervention.
- The 5 S's: Swaddle, side-holding, shush, swing, suck — Dr. Harvey Karp's framework is built for exactly this kind of evening fussiness. Our guide to calming a crying baby walks through each one.
- Let them cluster feed: If breastfeeding, don't fight the frequent evening feeds. They're doing a job.
Protect Yourself
This part matters as much as the soothing. The witching hour lands at the most depleted time of the parent's day. Tag-team with a partner if you have one — shifts of 20–30 minutes keep both of you from breaking. If you're solo and you feel your own stress rising dangerously, it is completely safe to put the baby down somewhere secure and step away for five minutes to breathe. A baby crying briefly in a safe cot is far safer than a parent at the end of their rope. Never shake a baby; if you feel close to it, put them down and walk away.
When to Check with a Doctor
The witching hour is normal, but speak to your pediatrician if: the crying extends well beyond the evening into a most-of-the-day pattern; there are other symptoms (fever, vomiting, poor feeding, blood in stool, arching and apparent pain during feeds, which can suggest reflux); the baby isn't gaining weight well; or the fussiness simply doesn't fit the predictable evening pattern described here. Trust your instinct — you know your baby, and a quick check is always reasonable.
The Light at the End
The single most useful thing to hold onto: the witching hour is a phase with a built-in expiry date. It is one of the clearest signs that your baby's nervous system is busy maturing, and it almost always fades by around 3–4 months as their ability to self-regulate catches up. The evenings get easier. They really do.
For the wider picture of these early weeks, see our honest guide for new parents and our newborn sleep schedule guide.