Worldwide / Celebrations
How many days until Halloween?
October 31 every year. Counts to October 31. Choose an evening time if you are planning a party or trick-or-treating.
Midnight marks the start of the date. Change the time for your event. Calendar days count date boundaries; the live clock counts elapsed seconds.
Reading your device clock…
Live countdown
Halloween · Choose a date at 00:00 ·
Choose a valid date and time. A time skipped by daylight saving cannot be used.
Your selections stay in this browser and are not submitted to a server or put in the URL. Full screen shows the timer; move the pointer, touch the screen or press a key to reveal its controls. Escape exits full screen.
When is Halloween?
October 31 every year.
The calculator selects the next occurrence using your device clock, and offers later years.
How is the number of days counted?
Today is day zero. Tomorrow is one calendar day away. The answer includes weekends and holidays. The live timer also uses your chosen hour and time zone, so daylight-saving changes can make its remaining hours different from days × 24.
Fixed example — not today’s answer
From October 2, 2026 to Saturday, October 31, 2026, the difference is 29 calendar days. Use the live answer above for your current date.
Can I choose a time or show it full screen?
Yes. Midnight counts to the start of the date. Pick noon, the end of the day or your own time. Automatic time uses your device’s local zone, or you can select UTC. Full screen displays only the timer until you move the pointer, touch the screen or use the keyboard.
Where does the date come from?
Library of Congress: October 31
Reviewed 2026-10-02. Counts to October 31. Choose an evening time if you are planning a party or trick-or-treating.