https://community.esri.com/t5/developers-ideas/arcade-date-function-month-range-0-11/idi-p/1701227 <P>Hello,</P><P>Is it possible to bring the Arcade Date function into full reality?</P><P>In working with the Arcade Date function in Calculate Field the valid month range of 0-11 seems absolutely off especially when the rest of the past variables are based on reality. Year and Day components of the date are the normal values but the month is a 0 based number ...&nbsp;</P><P>Time values obviously can have a valid 0 value but month doesn't seem like a good candidate for this.</P><P>Am I missing something?</P><P>Thanks for the consideration</P><P>Tom</P> Mon, 11 May 2026 16:33:25 GMT ThomasHoman 2026-05-11T16:33:25Z https://community.esri.com/t5/developers-ideas/arcade-date-function-month-range-0-11/idi-p/1701227 <P>Hello,</P><P>Is it possible to bring the Arcade Date function into full reality?</P><P>In working with the Arcade Date function in Calculate Field the valid month range of 0-11 seems absolutely off especially when the rest of the past variables are based on reality. Year and Day components of the date are the normal values but the month is a 0 based number ...&nbsp;</P><P>Time values obviously can have a valid 0 value but month doesn't seem like a good candidate for this.</P><P>Am I missing something?</P><P>Thanks for the consideration</P><P>Tom</P> Mon, 11 May 2026 16:33:25 GMT https://community.esri.com/t5/developers-ideas/arcade-date-function-month-range-0-11/idi-p/1701227 ThomasHoman 2026-05-11T16:33:25Z