udunits(3): Invalid integer udunits(3): Invalid integer HTTP/1.0 200 OK Date: Fri, 17 Jul 2026 18:50:41 GMT Server: Ingrid 0.9 MIME-version: 1.0 Access-Control-Allow-Origin: * Cache-Control: public Content-Type: text/html; charset=utf-8 Last-Modified: Tue, 17 Jul 2018 19:54:57 GMT Vary: Cookie How do I find the average of two data fields?

How do I find the average of two data fields?

Using the NOAA/NCDC/DAILY/FSOD dataset for New York, we can obtain both minimum and maximum temperature data. This example will find the mean temperature from these data.

  1. From the linked page above, click on the "Expert Mode" link in the table. Check Page
  2. Put the following text below the text that is already there. Click "OK". 
    add
2 div
    > Check Page.

More information about arithmetically manipulating your data can be found in Part III of the Data Library Tutorial.