How to use the days until calculator
- Set From date (defaults to today) and your target date.
- See how many days remain until the target, or how many days since it if the target is in the past.
- Weeks plus leftover days help you think in both “90 days” and “about 12 weeks” terms.
- Use Copy link to save or share the same countdown dates.
Example: countdown to New Year or a wedding
From date today, target December 31 of the same or next year shows days left until the celebration. Flip to a past concert date and the tool reports how many days ago it was—same math, different label.
Days until vs. date difference
This page is tuned for one target day and language like “how many days until…” The date difference calculator is better when both dates are arbitrary (neither has to be today) and you want a full calendar breakdown. Both count calendar days.
Planning backward from a deadline? Pair this with add/subtract days from a date to find “what date is 90 days before June 1.”
Common uses
- Holidays, birthdays (for day count—not age in years), trips, product launches
- Contract or exam “days remaining” when you already know the end date
- Quick check without building a spreadsheet
For legal age or “how old am I,” use the age calculator instead. Browse all date & time tools.
Frequently asked questions
How many days until Christmas?
From date = today, target = December 25 (this year or next). The large number is days remaining.
How many days until New Year's Eve?
From today, target December 31 or January 1 (this year or next). The sample button fills the next Dec 31.
How many days until my next birthday?
Set target to your next birthday. For age in years, use the age calculator.
How many days until my wedding or exam?
From date is often today; target is your wedding, test, trip, or launch date. Results update as you change dates.
Can I count from a date other than today?
Yes—any from date and target. Today is just handy for “how many days until…”
What if the target date is already past?
The label switches to days since; the day count uses the same calendar math.
Does today count as day one?
We count whole calendar days between dates. Match your event’s convention if timing matters.
Are weekends and holidays included?
Yes—every calendar day counts. For workdays only, use the business days calculator.
Can I share my countdown?
Copy link in the results panel stores from and target dates in the URL.