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December 2026

Printable · 31 days · 22 working days · ISO weeks 49–53

Calendar grid for 12/2026, weeks starting Sun
ISO week number, Monday to Sunday
49
50
51
52
53

Holidays and observances

  • Thu, Dec 24 — Christmas Eve
  • Fri, Dec 25 — Christmas Day
  • Thu, Dec 31 — New Year's Eve

Moon phases

  • Tue, Dec 1 — Last Quarter
  • Tue, Dec 8 — New Moon
  • Thu, Dec 17 — First Quarter
  • Wed, Dec 23 — Full Moon
  • Wed, Dec 30 — Last Quarter

datealmanac.com · Week numbers follow ISO 8601