Wolfram|Alpha

Computing...

Input information:

degree days |  \nlocation | Buffalo, New York, United States\nstart date | Sunday, May 28, 2017\nend date | Wednesday, June 28, 2017\nheating base temperature | 65 °F  (degrees Fahrenheit)\ntype | heating


Result:

79.9 day °F  (day Fahrenheit degrees difference)\n44.4 day °C  (day Celsius degrees difference)\n(data missing for 23% of time interval; using interpolation)

ComputingComputing...