Growing Degree Unit (GDU) Calculator
(1) Enter postal code for field location. (2) Move the green slider to set plant date. Results show total GDUs and Year-To-Year Comparisons change by date. (3) Move the brown sliders to set daily, weekly, monthly, or annual accumulations. (4) Click on any graph line for number estimates. (5) Click on any graph bar for daily details.
Pioneer Weather Information Disclaimer
This information is calculated using weather data provided by IBM and Pioneer makes no representations or warranties as to the accuracy or completeness of such data. The unique IBM Weather Forecast System provides more localized, more frequently updated, more consistent, and more accurate professional grade weather forecasts, with the added value of meteorologists being available for expert customer consultation during mission critical situations. This state of the art combination of computer technology and human experience consistently yields substantially improved results.