Daily GDD Report for Port Huron

To calculate the GDD for a given time span, choose an End date and a Start date, then click the "Calculate GDD" button at the bottom.
*Please note that since the GDD dates are in descending order, the form is arranged to choose the End date first, and then the Start date.

Date Daily
GDD
Accumulated
GDD
GDD Calculator
End Date Start Date
Apr 9, 2021 28 140
Apr 8, 2021 30 112
Apr 7, 2021 29 82
Apr 6, 2021 22 53
Apr 5, 2021 10 31
Apr 4, 2021 12 21
Apr 3, 2021 10 9
Apr 2, 2021 0 -1
Apr 1, 2021 0 -1

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