Format Date Time in Excel

Introduction to Formatting Date and Time in Excel

Excel provides a wide range of tools and features to manage and manipulate dates and times. Formatting date and time in Excel is crucial for presenting data in a clear and readable format. In this blog post, we will explore the various ways to format date and time in Excel, including using built-in formats, creating custom formats, and using formulas to manipulate dates and times.

Understanding Date and Time Formats in Excel

Before we dive into formatting date and time, it’s essential to understand how Excel stores dates and times. Excel stores dates as serial numbers, starting from January 1, 1900, which is represented as 1. Times are stored as decimal values, ranging from 0 (12:00 AM) to 0.99999 (11:59 PM). When you enter a date or time in Excel, it automatically converts it to a serial number or decimal value.

Using Built-in Date and Time Formats

Excel provides a variety of built-in date and time formats that you can use to format your data. To access these formats, select the cell or range of cells that you want to format, and then follow these steps:

• Right-click on the selected cell or range of cells and select “Format Cells.”
• In the Format Cells dialog box, click on the “Number” tab.
• Under “Category,” select “Date” or “Time” to view the available formats.
• Choose the desired format from the list, and then click “OK” to apply it to your selected cells.

Some common built-in date and time formats in Excel include:

• Short Date: 2/12/2023
• Long Date: Monday, February 12, 2023
• Time: 12:00 PM
• Short Time: 12:00

Creating Custom Date and Time Formats

If the built-in formats don’t meet your needs, you can create custom date and time formats in Excel. To create a custom format, follow these steps:

• Right-click on the selected cell or range of cells and select “Format Cells.”
• In the Format Cells dialog box, click on the “Number” tab.
• Under “Category,” select “Custom” to create a custom format.
• In the “Type” field, enter your custom format using the format codes listed below:

Some common format codes for dates and times include:

Format Code	Description
m	Month as a number (1-12)
mm	Month as a zero-padded number (01-12)
mmm	Month as an abbreviation (Jan-Dec)
mmmm	Month as a full name (January-December)
d	Day as a number (1-31)
dd	Day as a zero-padded number (01-31)
h	Hour (0-23)
hh	Hour as a zero-padded number (00-23)
m	Minute (0-59)
mm	Minute as a zero-padded number (00-59)
s	Second (0-59)
ss	Second as a zero-padded number (00-59)

For example, to create a custom format that displays the date as “February 12, 2023,” you would enter “mmmm d, yyyy” in the “Type” field.

Using Formulas to Manipulate Dates and Times

Excel provides various formulas that you can use to manipulate dates and times. Some common formulas include:

• TODAY(): Returns the current date.
• NOW(): Returns the current date and time.
• DATE(year, month, day): Returns a date value.
• TIME(hour, minute, second): Returns a time value.
• WEEKDAY(date): Returns the day of the week as a number (1-7).
• MONTH(date): Returns the month as a number (1-12).
• YEAR(date): Returns the year as a four-digit number.

You can use these formulas to perform various tasks, such as calculating the number of days between two dates or adding a specified number of days to a date.

📝 Note: When working with dates and times in Excel, it's essential to ensure that your system's date and time settings are correct, as this can affect how Excel stores and displays dates and times.

In summary, formatting date and time in Excel is a crucial aspect of data presentation. By using built-in formats, creating custom formats, and leveraging formulas to manipulate dates and times, you can effectively manage and analyze your data. Whether you’re working with dates, times, or a combination of both, Excel provides the tools and features you need to get the job done.