TRUTHY TOOLS

Next Solstice Date

Find the last and next solstice and the number of days away.

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About this tool

The Next Solstice Date is a free datetime tool. Find the next or last June or December solstice and calculate how many days away it is. Accepts relation and date inputs in the page UI or API.

Use cases

  • Find the next or last June or December solstice and calculate how many days away it is.
  • Copy solstice date output into tickets, docs, QA notes, support replies, or pull request descriptions.
  • Call /date-solstice/api from scripts, docs, or tests when you need the same solstice date result outside the browser.
  • Validate a quick datetime answer before turning it into a spreadsheet formula, command-line snippet, or one-off script.

FAQ

What is the Next Solstice Date used for?

Find the next or last June or December solstice and calculate how many days away it is. It runs directly in your browser with no account required.

How do I use the Next Solstice Date?

Open /date-solstice, provide relation and date values, and copy the generated result into your docs, tests, support notes, or debugging workflow.

Does the Next Solstice Date have an API?

Yes. Use /date-solstice/api for repeatable solstice date checks from scripts, tests, or API docs.

Who is the Next Solstice Date for?

The Next Solstice Date is useful for developers, QA teams, support teams, operators, and content teams that need reliable datetime output without opening a heavier application.