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星期计算器
查找任何日期是星期几
最后验证： 精度已验证
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日期与时间
Try a historical date::
Wednesday, March 4, 2026 is a
Wednesday
Date Information
63
Day of Year
10
Week Number
302
Days Left in Year
No
Leap Year
All Wednesdays in March 2026
4111825
Days of the Week
Sun
Mon
Tue
Wed
Thu
Fri
Sat
About the Calculation
- • • Uses the Gregorian calendar system
- • • Week numbers follow ISO 8601 standard (weeks start Monday)
- • • Leap years have 366 days, adding February 29
- • • Works for any date from year 1 to 9999
来源与方法
公式：
Zeller's Congruence or Julian Day algorithmDay of week calculation
来源： Gregorian calendar algorithm
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How to Use This Calculator
Enter your values above to get instant results.
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