Date facts
Friday, December 4, 2026
December 4, 2026 is day 338 of 365, in ISO week 49. There are 27 days left in 2026 after this date.
Weekday
Friday
Calendar weekday
Day of year
338
of 365
ISO week
49
Week-year 2026
Days remaining
27
In 2026
Weeks start on Monday and use ISO week numbers. Friday is week 49 of 2026.