National days, ongoing national weeks and months, and global observances for December 17, 2026. Plus historical events and birthdays.
December 17, 2026 celebrates National Say It Now Day, plus 2 more. December 17 is National Say It Now Day as a day to tell friends and loved ones how important they are to us by expressing gratitude for all the ways they’ve impacted our lives. With the year winding down, it’s the perfect time to show gratitude to those around us for all they have done during the year.
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Get the flapjacks ready for National Maple Syrup Day. December 17th calls for orders of pancakes, french toast, or biscuits topped off with butter and delicious maple syrup.
Read the full story →Longer-running observances that include this date.
Universal Human Rights Month
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Bingo's Birthday Month
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Operation Santa Paws | December 1-24th
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Learn A Foreign Language Month
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National Drunk & Drugged Driving Prevention Month
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International Sharps Injury Prevention Awareness Month
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Spiritual Literacy Month
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Safe Toys And Gifts Month
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National Tie Month
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National Write A Business Plan Month
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Root Vegetables And Exotic Fruit Month
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Worldwide Food Service Safety Month
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Showing the first 12 — See all months for December.
