Based on Gregorain calendar, every week of a year has a number from 1 to 52, 53 or 54. Use this tag for instance if you want to calculate the weeknumber from a certain date or vice versa. You also might include the date tag. This tag is independent of programming language.
Questions tagged [week-number]
603 questions
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Calculate Week of The Month with Straddling Weeks - Excel
I am trying to calculate the weeks of the month, 1-4 or 1-5, where the calendar week that contains the first calendar day of the month is always week 1. So for example, February 1, 2018 falls on a Thursday so the dates Monday January 29 - Sunday…

Beth
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First Day of Week is set to Sunday instead of Monday in Oracle
I have the following query:
SELECT forecastDate, to_char(to_date(forecastDate),'WW') AS WEEK_NUMBER
FROM ACT_FORECAST
Which give me this result :
forecastDate | WEEK_NUMBER
14/07/2017 28
15/07/2017 28
16/07/2017 29
But in my region the…

AnthonyDa
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counting how many weeks of the year date ranges cover/occur in
I have a number of records in a sheet, each with a start and end date.
Each line has a record number, with some lines having record numbers the same as other lines (The sheet lists cases and dates that case was used. Some cases have 1 line only,…

Natalie Hunt
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VBA: If statement to replace week number with text
In my workbook "isum", I have the week number figured out by a WEEKNUM formula (right now is week 27) listed on column X under the label Week#. The worksheet is called "Orders" with data to see what orders are late. I am struggling to create an…
user10003190
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1 answer
Entering formula into column range but select method of range class failed
please let me know if I need to be more specific. I am entering a weeknum() formula on my workbook isum on sheet stock. I want this formula to be evaluated for everything in the "X" column starting at row 2 since the top row will be a label. I used…
user10003190
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votes
1 answer
Fiscal year starts in April but I want to use ISO week numbers 14 of 2018 calendar year to week 13 of 2019 calendar year
I am creating a gantt chart in excel for my plan. My formula determines the start week number and end week number, and displays "1" in a cell corresponding for each week number in a timeline. My challenge is how to use this logic when my fiscal year…

Nikita_Che
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Determine the calendar week for a given Date
I tried to search for "Calculating the Week for a given Date" and could not find accurate solution in a easier way. Here is what I have tried:
Let's assume the date specified is 'd'
getWeekOfDay: function(d){
var date1 = new Date(d.getFullYear(),…

Arvind
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Extract part of sheet name to cell
Part of my sheet name is the date (the part in between the dashes) and I'd like to create a macro that uses the sheet name to give me the number of the week in cell H1 of the sheet.
Sheet name: BO-D58C2_-20180507-13260132
I would like to extract in…

Jthomson
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Know the week number of a month in bigquery
I want to know the week number of a month for a date in bigquery standard sql.In PostgreSQL if I write:
select To_char(current_date, 'YYYY-MM-W')
It works for the date '25-04-2018' as 2018-04-4. Here 2018 is the year, 04 is the month and 4 is…
It works for the date '25-04-2018' as 2018-04-4. Here 2018 is the year, 04 is the month and 4 is…

Sweta
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getting the date from a a input "week" control
I have a input control in my HTML file
set week?
I'd like to allow a user to use the control to set week they want. I will then need to get the Julian of that day so I can populate my grid with the 5 workdays of that week. I can't seem to get the…

Richard Bernstein
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2 answers
Excel VBA to calculate week number from cell date and display
I have an excel vba sub that sends email reminders every 14 days based on a date in a cell. I would also like to include the week number since the date in the cell to todays date. E.g. Cell date 1st April to present day 28th April to return 4 weeks.…

Paul C
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How to align grid and whisker of box plot with ggplot2?
I'm plotting hourly data grouped by week number on the basis of this answer: https://stackoverflow.com/a/48196838/5235575
My example shows the first two weeks of 2016 starting with Monday 01-04-2016 00:00 and ending with Sunday 01-17-2016 23:00
How…

LarsVegas
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Week Number in Teradata from Monday to Sunday
In Teradata SYS_CALENDAR.CALENDAR for year 2018 , the WEEK_OF_YEAR is starting from Sunday to Saturday. But I wanted WEEK_OF_YEAR to start from Monday to Sunday as 1.
so 01-Jan-2018 to 07-Jan-2018 WEEK_OF_YEARwill be 1
:
:
and 31-Dec-2018…

Prasanna Nandakumar
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How to forecast on Excel based on weeks
I have this data
¦Year-Week¦Sales¦Forecast¦
¦2015-42 ¦ 7 ¦ ¦
¦2015-43 ¦ 8 ¦ ¦
¦2015-44 ¦ 2 ¦ ¦
¦2016-45 ¦4276 ¦ ¦
¦2016-46 ¦ 876 ¦ ¦
¦2016-47 ¦ 7 ¦ ¦
¦2016-48 ¦ 52 ¦ ¦
¦2016-49 …

VS1SQL
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Extract weeknumber in R using system1 from WEEKNUM function in ms-excel
I want to extract weeknumber in R using the same system 1 as used by WEEKNUM function in Excel.
Please refer to the image below
I have explored all the available option to extract weeknumber from date in R but nothing is fulfilling my…

learner
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