Daily GDD Report for Port Hope

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
May 19, 2026 29 626
May 18, 2026 34 597
May 17, 2026 23 563
May 16, 2026 32 540
May 15, 2026 18 508
May 14, 2026 14 490
May 13, 2026 14 476
May 12, 2026 6 462
May 11, 2026 5 456
May 10, 2026 10 451
May 9, 2026 19 441
May 8, 2026 13 422
May 7, 2026 6 409
May 6, 2026 6 403
May 5, 2026 18 397
May 4, 2026 26 379
May 3, 2026 12 353
May 2, 2026 6 341
May 1, 2026 2 335
Apr 30, 2026 7 333
Apr 29, 2026 9 326
Apr 28, 2026 20 317
Apr 27, 2026 18 297
Apr 26, 2026 10 279
Apr 25, 2026 11 269
Apr 24, 2026 20 258
Apr 23, 2026 18 238
Apr 22, 2026 12 220
Apr 21, 2026 15 208
Apr 20, 2026 0 193
Apr 19, 2026 2 193
Apr 18, 2026 17 191
Apr 17, 2026 17 174
Apr 16, 2026 18 157
Apr 15, 2026 22 139
Apr 14, 2026 20 117
Apr 13, 2026 24 97
Apr 12, 2026 17 73
Apr 11, 2026 1 56
Apr 10, 2026 2 55
Apr 9, 2026 16 53
Apr 8, 2026 2 37
Apr 7, 2026 0 35
Apr 6, 2026 0 35
Apr 5, 2026 4 35
Apr 4, 2026 9 31
Apr 3, 2026 13 22
Apr 2, 2026 6 9
Apr 1, 2026 0 3

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