Christmas 2026
Christmas size for a baby born in December
A baby born in December 2026 will be about 1 week old on Christmas, December 25, 2026.
- Carter'sNewborn
- Old Navy0-3M
- Cat & Jack0-3M
- babyGap0-3M
Typical size that day: about 8 lb and 20.1 in.That's winter. Think long sleeves, footed pajamas, and warm layers.
Worked out for a birth date in the middle of December, a baby in the middle of the WHO growth chart, and room to grow. A birthday early or late in the month, or a baby who is longer or lighter than average, can land a size apart. The calculator below uses the exact date and your measurements. Last updated October 10, 2026.
Born December 2026: 1 week old on Christmas
Typical size: about 8 lb, 20.1 in long.
- Carter'sConfident matchNewborn
- Old NavyConfident match0-3M
- Cat & Jackcould be Newborn0-3M
- babyGapConfident match0-3M
- OshKosh B'goshBelow the smallest verified sizeunder 3M
- Gerber Childrenswearcould be Newborn0-3M
- The Children's PlaceBelow the smallest verified sizeunder 6-9M
- Wonder NationConfident match0-3M
- Cloud Islandcould be Newborn0-3M
- Little Sleepiescould be Newborn0-3M
- Kyte BabyConfident matchNewborn
- Hanna AnderssonConfident match50 cm
- Burt's Bees BabyConfident matchNewborn
- NikeConfident matchNewborn/0-3M
- PrimaryConfident match0-3M
- Posh PeanutConfident matchNewborn
- Janie and JackConfident match0-3M
- GymboreeBelow the smallest verified sizeunder 12-18M
- Mini BodenConfident matchNewborn
- Tea Collectioncould be Newborn0-3M
- Magnetic Mecould be Newborn0-3M
- Monica + AndyConfident match0-3M
- Kate Quinncould be Newborn0-3M
- Bellabu BearConfident matchNewborn
- Angel Dearcould be Newborn0-3M
- Kickee PantsConfident match0-3M
- L'ovedbabyConfident match0-3M
- PehrConfident matchNewborn
Born December 2025: 12 months old on Christmas
Typical size: about 20.7 lb, 29.6 in long.
- Carter'scould be 18M12M
- Old NavyConfident match12-18M
- Cat & JackConfident match12M
- babyGapConfident match12-18M
- OshKosh B'goshcould be 18M12M
- Gerber Childrenswearcould be 18M12M
- The Children's PlaceConfident match9-12M
- Wonder Nationcould be 12M18M
- Cloud IslandConfident match12M
- Little SleepiesConfident match6-12M
- Kyte BabyConfident match12-18M
- Hanna Anderssoncould be 80 cm75 cm
- Burt's Bees BabyConfident match12M
- NikeConfident match12M
- PrimaryConfident match12-18M
- Posh PeanutConfident match9-12M
- Janie and JackConfident match12-18M
- GymboreeBelow the smallest verified sizeunder 12-18M
- Mini BodenConfident match9-12M
- Tea CollectionConfident match9-12M
- Magnetic Mecould be 12-18M9-12M
- Monica + Andycould be 12-18M9-12M
- Kate Quinncould be 12-18M6-12M
- Bellabu BearConfident match12-18M
- Angel Dearcould be 12-18M6-12M
- Kickee PantsConfident match12-18M
- L'ovedbabyConfident match9-12M
- Pehrcould be 18-24M12-18M
Born December 2024: 2 years old on Christmas
Typical size: about 26.2 lb, 34.1 in tall.
- Carter'scould be 24M2T
- Old Navycould be 18-24M2T
- Cat & JackConfident match2T
- babyGapConfident match2Y
- OshKosh B'goshcould be 24M2T
- Gerber Childrenswearcould be 24M/2T3T
- The Children's PlaceConfident match2T
- Wonder NationConfident match3T
- Cloud IslandConfident match24M
- Little SleepiesConfident match2T
- Kyte Babycould be 3T2T
- Hanna Anderssoncould be 85 cm90 cm
- Burt's Bees Babycould be 24M2T
- Nikecould be 18M or 24M2T
- PrimaryConfident match2
- Posh Peanutcould be 18-24M2T
- Janie and JackConfident match2T
- GymboreeConfident match2T
- Mini Boden2Y, could be 12-18M18-24M, 2Y
- Tea CollectionConfident match2T
- Magnetic Mecould be 18-24M2T
- Monica + AndyPast the largest listed size18-24M+
- Kate QuinnConfident match18-24M
- Bellabu BearConfident match2/3T
- Angel DearConfident match2T
- Kickee PantsConfident match2T
- L'ovedbabycould be 12-18M18-24M
- Pehrcould be 18-24M2T
Born December 2023: 3 years old on Christmas
Typical size: about 31.2 lb, 37.7 in tall.
- Carter'scould be 4T3T
- Old Navycould be 4T3T
- Cat & Jackcould be 4T3T
- babyGapConfident match3Y
- OshKosh B'goshcould be 4T3T
- Gerber Childrenswearcould be 4T3T
- The Children's Placecould be 4T3T
- Wonder Nationcould be 3T4T
- Cloud IslandPast the largest listed size24M+
- Little SleepiesConfident match3T
- Kyte Babycould be 3T4T
- Hanna Anderssoncould be 90 cm100 cm
- Burt's Bees Babycould be 4T3T
- Nikecould be 4T3T
- Primarycould be 43
- Posh PeanutConfident match3T
- Janie and JackConfident match3
- Gymboreecould be 4T3T
- Mini Boden3Y2-3Y, 3Y
- Tea Collectioncould be 4T3T
- Magnetic Mecould be 3T4T
- Monica + AndyPast the largest listed size18-24M+
- Kate Quinncould be 2T3T
- Bellabu Bearcould be 3T4T
- Angel Dearcould be 4T3T
- Kickee Pantscould be 3T4T
- L'ovedbabyPast the largest listed size18-24M+
- Pehrcould be 2T3T
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