From the current date, Friday, May 9, 2025, there are:

• 236 days left in the year 2025 until December 31, 2025

• If you meant how many days left until the 20th day of a specific month, here are some examples:
  • 315 days until March 20, 2026

* 225 days until December 20, 2025

* 195 days until November 20, 2025

* 288 days until February 20, 2026

* 257 days until January 20, 2026

If you specify which month or event "20" refers to, I can provide a more precise countdown.