May degree days

Background Information for this page
Return to Apple list for Easthampton MA
Weather data for Easthampton MA.  Forecast values begin May 25, 2018
Estimated degree day accumulations are from March 1. Observational data began April 12. 
The influence of warmer or colder than average winter are not accounted for in the accumulations.
Date Observed & Forecast Degree Days base 43F
for this day
Cumulative Observed & Forecast DD base 43F
(Climatic average in parentheses)
Number of CALENDAR days ahead (red) or behind (blue) climatic average DD43 since
April 12
Observed & Forecast Degree days base 50F
for this day
 Cumulative Observed & Forecast DD base 50
(Climatic average in parentheses)
Number of CALENDAR days ahead (red) or behind (blue) climatic average DD50 since
April 12
May 1 12 215  (251) -1 8 78  (100) -1
May 2 28 243  (262) 0 21 99  (106) 0
May 3 30 273  (274) 0 23 122  (113) +1
May 4 29 301  (286) +1 22 143  (120) +2
May 5 21 322  (298) +1 14 157  (126) +2
May 6 15 336  (311) +1 8 164  (134) +3
May 7 16 352  (324) +2 9 173  (141) +3
May 8 16 369  (337) +2 10 184  (149) +4
May 9 19 388  (351) +2 13 197  (157) +4
May 10 17 405  (364) +2 10 207  (165) +4
May 11 16 421  (379) +2 9 216  (173) +4
May 12 5 427  (393) +2 0 216  (182) +3
May 13 9 436  (408) +1 4 220  (191) +3
May 14 17 453  (423) +1 10 230  (200) +3
May 15 21 474  (438) +2 14 244  (209) +3
May 16 16 490  (454) +2 9 253  (219) +3
May 17 21 510  (470) +2 14 266  (228) +3
May 18 16 527  (486) +2 10 276  (239) +3
May 19 8 535  (503) +1 2 278  (249) +2
May 20 22 557  (520) +2 15 294  (259) +3
May 21 20 577  (537) +2 13 307  (270) +3
May 22 14 591  (554) +2 7 314  (281) +2
May 23 24 616  (572) +2 17 331  (293) +3
May 24 22 638  (591) +2 15 346  (304) +3
May 25 27 664  (609) +2 20 366  (316) +3
May 26 31 695  (628) +3 24 389  (328) +4
May 27 17 712  (647) +3 10 399  (341) +4
May 28 19 731  (667) +3 12 411  (354) +4
May 29 27 758  (686) +3 20 431  (367) +4
May 30 24 782  (707) +3 17 448  (381) +4
May 31 23 805  (727) +3 16 464  (394) +4