Week Number 2025
Calculate and view week numbers for the year or a specific month. Select different standards to see how they compare.
2025 Calendar Week Numbers
ISO 8601 standard: Weeks start on Monday, and the first week of the year contains the first Thursday.
December 2024
January 2025
February 2025
March 2025
April 2025
May 2025
June 2025
July 2025
August 2025
September 2025
October 2025
November 2025
December 2025
2025 Calendar Guide
Current Week Number 2025
What week are we in 2025?
We are currently in week 24 of 2025.
Week numbering follows the ISO 8601 standard, where Week 1 is the first week containing at least 4 days of January.
2025 Week Numbers and Financial Year
Standard Calendar Year 2025
The 2025 calendar year contains 53 weeks and 1 days.
Financial Year Week Numbers
Financial year week numbering varies by country:
- UK Financial Year 2025-2026: April 6, 2025 to April 5, 2026
- US Federal Fiscal Year 2025: October 1, 2024 to September 30, 2025
- Australian Financial Year 2025: July 1, 2024 to June 30, 2025
How Many Weeks in 2025?
2025 contains exactly 53 weeks and 1 extra day. Since 2025 is not a leap year:
- Total days: 365 days
- Complete weeks: 53 weeks (371 days)
- Remaining days: 1 days
Weeks in a Year 2025 Breakdown
- January 2025: 5 weeks + 3 days
- February 2025: 5 weeks
- March 2025: 6 weeks + 3 days
- April 2025: 5 weeks + 2 days
- May 2025: 5 weeks + 3 days
- June 2025: 6 weeks + 2 days
- July 2025: 5 weeks + 3 days
- August 2025: 5 weeks + 3 days
- September 2025: 5 weeks + 2 days
- October 2025: 5 weeks + 3 days
- November 2025: 5 weeks + 2 days
- December 2025: 5 weeks + 3 days
5 Week Months in 2025
Which Months Have Five Weeks in 2025?
Months with 5 weeks in 2025 (when counting Monday-to-Monday weeks):
- 1. March 2025 - 5 Mondays (3, 10, 17, 24, 31)
- 2. June 2025 - 5 Mondays (2, 9, 16, 23, 30)
- 3. September 2025 - 5 Mondays (1, 8, 15, 22, 29)
- 4. December 2025 - 5 Mondays (1, 8, 15, 22, 29)
How Many Mondays in 2025?
2025 contains 52 Mondays because:
- January 1, 2025 falls on a Wednesday
- Most days of the week appear 52 times in 2025
2025 Calendar Facts and Statistics
Key 2025 Calendar Information
- Leap Year: No (365 days)
- Starts on: Wednesday
- Ends on: Wednesday
- Total Weeks: 53 weeks + 1 days
- Weekdays: 261 days
- Weekend days: 104 days
Business Week Calculations 2025
Total business days: Approximately 261 days (excluding weekends)
Frequently Asked Questions
What week number is it right now in 2025?
Today is week 24 of 2025.
How are week numbers calculated?
Week numbers follow ISO 8601 standard:
- Week 1 contains the first Thursday of January
- Weeks start on Monday
- If January 1 falls on Friday, Saturday, or Sunday, it belongs to the previous year's last week
Why does 2025 have 52 Mondays?
2025 follows the standard pattern with 52 Mondays since it doesn't start on a Monday.
Do all countries use the same week numbering system?
No, some countries use different systems:
- ISO 8601 (most common): Week starts Monday
- US system: Week starts Sunday
- Middle East: Week starts Saturday