ISO WEEK
51
2027
December 20 – December 26, 2027
Week 51 of 52
98% through 2027
Days in Week 51
MonDecember 20
🌗 Last Quarter
TueDecember 21
🌗 Last Quarter
WedDecember 22
🌗 Last Quarter
ThuDecember 23
🌘 Waning Crescent
FriDecember 24
🌘 Waning Crescent
SatDecember 25
Christmas Day
🌘 Waning Crescent
SunDecember 26
🌘 Waning Crescent
Federal Holidays This Week
- Christmas Day — Saturday, December 25
Moon Phases This Week
- 🌗 Last Quarter — Monday, December 20
- 🌗 Last Quarter — Tuesday, December 21
- 🌗 Last Quarter — Wednesday, December 22
- 🌘 Waning Crescent — Thursday, December 23
- 🌘 Waning Crescent — Friday, December 24
- 🌘 Waning Crescent — Saturday, December 25
- 🌘 Waning Crescent — Sunday, December 26
FAQs
When does Week 51 2027 start and end?
Week 51 of 2027 starts on December 20 (Monday) and ends on December 26, 2027 (Sunday).
What month is Week 51 in?
Week 51 of 2027 is primarily in December.
How many weeks are in 2027?
2027 has 52 ISO weeks. Most years have 52 weeks.
