ISO WEEK
52
2026
December 21 – December 27, 2026
Week 52 of 53
98% through 2026
Days in Week 52
MonDecember 21
🌔 Waxing Gibbous
TueDecember 22
🌔 Waxing Gibbous
WedDecember 23
🌕 Full Moon
ThuDecember 24
🌕 Full Moon
FriDecember 25
Christmas Day
🌕 Full Moon
SatDecember 26
🌖 Waning Gibbous
SunDecember 27
🌖 Waning Gibbous
Federal Holidays This Week
- Christmas Day — Friday, December 25
Moon Phases This Week
- 🌔 Waxing Gibbous — Monday, December 21
- 🌔 Waxing Gibbous — Tuesday, December 22
- 🌕 Full Moon — Wednesday, December 23
- 🌕 Full Moon — Thursday, December 24
- 🌕 Full Moon — Friday, December 25
- 🌖 Waning Gibbous — Saturday, December 26
- 🌖 Waning Gibbous — Sunday, December 27
FAQs
When does Week 52 2026 start and end?
Week 52 of 2026 starts on December 21 (Monday) and ends on December 27, 2026 (Sunday).
What month is Week 52 in?
Week 52 of 2026 is primarily in December.
How many weeks are in 2026?
2026 has 53 ISO weeks. 2026 is a long year with 53 weeks.
