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Excel function category

Excel Date and Time Functions

Reference pages for date and time formulas used in schedules, reporting, elapsed-time calculations, and calendar-based worksheets.

12 functions

DATE

Date & Time

2026-03-18

Build a valid Excel date from separate year, month, and day values.

Syntax

DATE(year, month, day)
Used in 8 articlesView reference

DATEDIF

Date & Time

2026-03-14

Calculate the difference between two dates in years, months, days, or combinations of them.

Syntax

DATEDIF(start_date, end_date, unit)
Used in 2 articlesView reference

DAY

Date & Time

2026-03-18

Return the day number from a valid Excel date.

Syntax

DAY(serial_number)
Used in 4 articlesView reference

EOMONTH

Date & Time

2026-03-18

Return the last day of the month a given number of months before or after a start date.

Syntax

EOMONTH(start_date, months)
Used in 0 articlesView reference

MONTH

Date & Time

2026-03-18

Return the month number from a valid Excel date.

Syntax

MONTH(serial_number)
Used in 3 articlesView reference

NETWORKDAYS

Date & Time

2026-03-18

Return the number of working days between two dates.

Syntax

NETWORKDAYS(start_date, end_date, [holidays])
Used in 2 articlesView reference

NOW

Date & Time

2026-03-14

Return the current date and time based on the workbook's latest recalculation.

Syntax

NOW()
Used in 6 articlesView reference

TIME

Date & Time

2026-03-18

Build a valid Excel time value from hour, minute, and second components.

Syntax

TIME(hour, minute, second)
Used in 18 articlesView reference

TODAY

Date & Time

2026-03-18

Return the current date as a dynamic Excel date value.

Syntax

TODAY()
Used in 8 articlesView reference

WEEKDAY

Date & Time

2026-03-14

Return the day-of-week number for a valid Excel date.

Syntax

WEEKDAY(serial_number, [return_type])
Used in 2 articlesView reference

WORKDAY

Date & Time

2026-03-18

Return a date that is a given number of working days before or after a start date.

Syntax

WORKDAY(start_date, days, [holidays])
Used in 0 articlesView reference

YEAR

Date & Time

2026-03-18

Return the year from a valid Excel date.

Syntax

YEAR(serial_number)
Used in 5 articlesView reference

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