How Many Calendar Weeks In January 2025 Calendar. You see all calendar numbers in the year 2025 Calendar and almanac with holidays, red days, flag days, namedays, days off, and dates for easter, pentecost, and midsummer.

The year 2025 has got 52 calendar weeks and starts on wednesday, january 1st. Weeks are according united states calendar rules, sunday first day and weeks are sunday to saturday