Quarters in 2025
Calendar quarter dates for 2025.
| Quarter | Starts | Ends | Days | Weeks | Business days |
|---|---|---|---|---|---|
| Q1 | Wed, Jan 1 | Mon, Mar 31 | 90 | 12w 6d | 64 |
| Q2 | Tue, Apr 1 | Mon, Jun 30 | 91 | 13w 0d | 65 |
| Q3 | Tue, Jul 1 | Tue, Sep 30 | 92 | 13w 1d | 66 |
| Q4 | Wed, Oct 1 | Wed, Dec 31 | 92 | 13w 1d | 66 |
These are calendar quarters. Many companies use a different fiscal year; the US federal fiscal year, for example, starts on October 1.
Related
Questions & answers
What are the four quarters of the year?
Q1 is January–March, Q2 is April–June, Q3 is July–September and Q4 is October–December.
When does Q4 2025 end?
Q4 2025 ends on Wednesday, December 31, 2025.