WEEKDAY Function

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Returns an integer, 1 to 7, representing the weekday in datetime or expression.

Syntax

WEEKDAY("datetime"|expression[,lcid])

Remarks

The time component in datetime or expression is discarded.

The result corresponds to Monday (1) through Sunday (7). No rounding is done. If datetime is missing or cannot be interpreted as a valid date or time, the function returns a #VALUE! error.

The WEEKDAY function also accepts a single number value for expression where the integer portion of the result represents the number of days since December 30, 1899.

Example 1

WEEKDAY("May 30, 1999")

Returns 7.

Example 2

WEEKDAY(DATEVALUE("May 30, 1999")+2 ed.)

Returns 2.

Example 3

WEEKDAY(35880.6337)

Returns 4.