Daily GDD Report for Forest

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
Aug 24, 2026 28 4098
Aug 23, 2026 31 4070
Aug 22, 2026 35 4039
Aug 21, 2026 31 4004
Aug 20, 2026 33 3973
Aug 19, 2026 31 3940
Aug 18, 2026 34 3909
Aug 17, 2026 32 3875
Aug 16, 2026 40 3843
Aug 15, 2026 37 3803
Aug 14, 2026 36 3766
Aug 13, 2026 37 3730
Aug 12, 2026 37 3693
Aug 11, 2026 39 3656
Aug 10, 2026 41 3617
Aug 9, 2026 36 3576
Aug 8, 2026 40 3540
Aug 7, 2026 40 3500
Aug 6, 2026 42 3460
Aug 5, 2026 37 3418
Aug 4, 2026 33 3381
Aug 3, 2026 31 3348
Aug 2, 2026 33 3317
Aug 1, 2026 43 3284
Jul 31, 2026 41 3241
Jul 30, 2026 35 3200
Jul 29, 2026 33 3165
Jul 28, 2026 35 3132
Jul 27, 2026 38 3097
Jul 26, 2026 39 3059
Jul 25, 2026 34 3020
Jul 24, 2026 32 2986
Jul 23, 2026 28 2954
Jul 22, 2026 29 2926
Jul 21, 2026 38 2897
Jul 20, 2026 32 2859
Jul 19, 2026 30 2827
Jul 18, 2026 42 2797
Jul 17, 2026 36 2755
Jul 16, 2026 36 2719
Jul 15, 2026 42 2683
Jul 14, 2026 48 2641
Jul 13, 2026 39 2593
Jul 12, 2026 38 2554
Jul 11, 2026 40 2516
Jul 10, 2026 39 2476
Jul 9, 2026 42 2437
Jul 8, 2026 40 2395
Jul 7, 2026 38 2355
Jul 6, 2026 39 2317
Jul 5, 2026 39 2278
Jul 4, 2026 42 2239
Jul 3, 2026 48 2197
Jul 2, 2026 50 2149
Jul 1, 2026 50 2099
Jun 30, 2026 49 2049
Jun 29, 2026 40 2000
Jun 28, 2026 35 1960
Jun 27, 2026 30 1925
Jun 26, 2026 27 1895
Jun 25, 2026 31 1868
Jun 24, 2026 28 1837
Jun 23, 2026 27 1809
Jun 22, 2026 30 1782
Jun 21, 2026 28 1752
Jun 20, 2026 29 1724
Jun 19, 2026 29 1695
Jun 18, 2026 30 1666
Jun 17, 2026 29 1636
Jun 16, 2026 29 1607
Jun 15, 2026 27 1578
Jun 14, 2026 29 1551
Jun 13, 2026 39 1522
Jun 12, 2026 37 1483
Jun 11, 2026 43 1446
Jun 10, 2026 44 1403
Jun 9, 2026 43 1359
Jun 8, 2026 36 1316
Jun 7, 2026 26 1280
Jun 6, 2026 38 1254
Jun 5, 2026 38 1216
Jun 4, 2026 37 1178
Jun 3, 2026 29 1141
Jun 2, 2026 26 1112
Jun 1, 2026 26 1086
May 31, 2026 24 1060
May 30, 2026 20 1036
May 29, 2026 27 1016
May 28, 2026 21 989
May 27, 2026 25 968
May 26, 2026 34 943
May 25, 2026 30 909
May 24, 2026 24 879
May 23, 2026 21 855
May 22, 2026 22 834
May 21, 2026 15 812
May 20, 2026 14 797
May 19, 2026 35 783
May 18, 2026 42 748
May 17, 2026 35 706
May 16, 2026 27 671
May 15, 2026 18 644
May 14, 2026 14 626
May 13, 2026 16 612
May 12, 2026 13 596
May 11, 2026 9 583
May 10, 2026 13 574
May 9, 2026 22 561
May 8, 2026 16 539
May 7, 2026 10 523
May 6, 2026 10 513
May 5, 2026 20 503
May 4, 2026 27 483
May 3, 2026 14 456
May 2, 2026 8 442
May 1, 2026 8 434
Apr 30, 2026 9 426
Apr 29, 2026 13 417
Apr 28, 2026 25 404
Apr 27, 2026 22 379
Apr 26, 2026 16 357
Apr 25, 2026 11 341
Apr 24, 2026 26 330
Apr 23, 2026 21 304
Apr 22, 2026 17 283
Apr 21, 2026 11 266
Apr 20, 2026 0 255
Apr 19, 2026 4 255
Apr 18, 2026 18 251
Apr 17, 2026 21 233
Apr 16, 2026 22 212
Apr 15, 2026 30 190
Apr 14, 2026 29 160
Apr 13, 2026 34 131
Apr 12, 2026 19 97
Apr 11, 2026 5 78
Apr 10, 2026 5 73
Apr 9, 2026 20 68
Apr 8, 2026 2 48
Apr 7, 2026 0 46
Apr 6, 2026 3 46
Apr 5, 2026 6 43
Apr 4, 2026 16 37
Apr 3, 2026 20 21
Apr 2, 2026 8 1
Apr 1, 2026 0 -7

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