To calculate how many days until October from May 19, 2025:

• Today is May 19, 2025.
• October 1, 2025, is the target date.

Step-by-step calculation:

• Days left in May (from May 20 to May 31): 12 days
• Full months June, July, August, September:
  • June: 30 days
  • July: 31 days
  • August: 31 days
  • September: 30 days

Add them up:
12 (May) + 30 (June) + 31 (July) + 31 (August) + 30 (September) = 134 days There are 134 days until October 1, 2025, from May 19, 2025.