How to Get the Weekday Number from Dates in Pandas

Learn how to retrieve the weekday number from datetime objects in Pandas using the .dt.weekday attribute.

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In Pandas, you can get the weekday number from a datetime series or object using the `.dt.weekday` attribute, where Monday is 0 and Sunday is 6. For example: `df['date'].dt.weekday` will return the weekday number for each date in the 'date' column.

FAQs & Answers

  1. What does .dt.weekday return in Pandas? .dt.weekday returns the day of the week as an integer where Monday is 0 and Sunday is 6 for each datetime value in a Pandas Series.
  2. How do I extract the weekday from a date column in Pandas? You can use the .dt.weekday attribute on a datetime Series or column, e.g., df['date'].dt.weekday, to get the weekday number for each date.
  3. Can I get the weekday name instead of the number in Pandas? Yes, use .dt.day_name() to retrieve the weekday name, such as 'Monday' or 'Tuesday', instead of the numeric weekday.

Watch More

For more insights on handling dates and times in Pandas, explore our guides on datetime formatting, time series analysis, and working with timestamps in Python. These resources will help you master date-related operations effectively.

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