Calendar Year 2025 Week Numbers List. 55 rows week numbers in 2025. The following table shows all iso calendar weeks 2025 from 1 to 53, with their start date beginning on monday and their end date falling on sunday.

The united states 2025 yearly calendar includes week numbers and list of united states holidays. All week numbers 2025 the year 2025 has got 52 calendar weeks and starts on wednesday, january 1st.