Is it in February or on February?

Both are correct, but in different contexts.

Use “in February” when referring to the month in general (e.g., “My birthday is in February”).

Use “on February” when referring to a specific date (e.g., “My birthday is on February 5th”).

To make sure you use the correct preposition and that you never misspell “February” as Febuary, use QuillBot’s free Grammar Checker.