Random Date & Time Generator

Generate random dates and times within custom ranges for testing, planning, and more.

2025-06-17

Why You Might Need Random Dates

If you've ever had to populate a database with test data or create sample records for a demo, you know the pain of manually typing dates. This tool saves hours of tedious work. Just set your date range, pick how many you need, and you're done.

Developers love this for seeding databases before presentations. QA teams use it to stress-test date pickers and calendar components. Even project managers find it handy when they need placeholder dates for mockups and wireframes.

Common Use Cases

  • Database Testing: Fill your staging database with realistic date entries without spending hours on data entry
  • App Development: Test how your app handles various date formats and edge cases like leap years or month boundaries
  • Spreadsheet Work: Generate date columns for Excel or Google Sheets when building financial models or project timelines
  • Academic Research: Create randomized date sets for statistical analysis or survey simulations
  • Event Planning: When you need to suggest multiple possible dates for meetings or events
  • Game Development: Generate in-game timestamps, historical dates for RPGs, or random event triggers

Understanding Date Formats

Different regions use different date conventions, which can cause real headaches when working internationally. Americans typically write month first (MM/DD/YYYY), while most of Europe and Asia prefer day first (DD/MM/YYYY). The ISO 8601 standard (YYYY-MM-DD) is what programmers generally prefer because it sorts correctly and avoids ambiguity.

We support six formats to cover most needs. If you're building software, stick with YYYY-MM-DD for backend storage. For user-facing displays, pick whatever matches your audience's expectations.

Tips for Better Results

  • Keep your date range reasonable - a 10-year span gives more variety than a single month
  • Use "Date & Time" mode when testing timestamp fields in your database
  • The newline separator works best when pasting into spreadsheets (each date goes to its own row)
  • Need dates for different time zones? Generate in UTC, then convert in your application

Frequently Asked Questions

Are these dates truly random?

Yes. Each date is generated using JavaScript's random number generator within your specified range. Every moment between your start and end date has an equal chance of being selected.

Can I generate dates in the past?

Absolutely. Set any start and end date you want - historical dates, future dates, or any range in between. The tool works with any valid date your browser can handle.

Why do I get the same date multiple times?

If your date range is narrow (say, just a week) and you're generating many dates, duplicates become more likely. Try widening your range or reducing the number of results.

How do I get dates without times?

Select "Date Only" mode. This gives you clean dates without any time component attached.

What's the maximum number of dates I can generate?

You can generate up to 50 dates at once. For larger datasets, just run the generator multiple times and combine the results.

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