It is currently 10:23 AM on Monday, May 19, 2025. To find out how many hours until 1:00 PM today:

• 1:00 PM is 13:00 in 24-hour time.
• Current time is 10:23 AM.

Calculate the difference: From 10:23 AM to 1:00 PM is 2 hours and 37 minutes. So, there are 2 hours and 37 minutes until 1:00 PM today.