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Day of the Week Calculator

Find the day of the week for any date.

Calculated Output

Day of the week Wednesday

Formula: Sakamoto's algorithm

Step-by-Step Breakdown

1. Values used:

2. Year = 2,026

3. Month = 6

4. Day = 24

6. Day of the week = Wednesday

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The math behind it

Sakamoto's algorithm uses a lookup table and the year's leap-year corrections to find the weekday.

24 June 2026 is a Wednesday.

Does it handle leap years?

Yes - the formula accounts for the Gregorian leap-year rules.