Background Information for this page
Return to radar list for Sanford ME
Weather data for Sanford ME.  Forecast values begin October 17, 2008
Potential preharvest weather influences on
Storability, Drop, Color, and Scald risk
The August mean temperature was more than 1 degree F below the long term average.  Observations in Western NY have associated below normal August temperature with increased susceptibility of fruit to Low Temperature Injury during CA storage.  No hot dry spell in August-September.
     The McIntosh 10% drop date was not estimated because the observed date when McIntosh reached starch index range of 3.5 to 4.5 was not available.
     Weather conditions that promote optimum fruit color begin Sunday, September 21
Insufficient (<165) chill hours accumulated prior to end of available weather data to allow reduction in DPA dose.
Date Estimated cumulative hours below 50 F
 at beginning of the day
Interpretation of
accumulated chilling hours
September 15 15 too few chill hours for DPA reduction
September 16 15 too few chill hours for DPA reduction
September 17 15 too few chill hours for DPA reduction
September 18 19 too few chill hours for DPA reduction
September 19 22 too few chill hours for DPA reduction
September 20 36 too few chill hours for DPA reduction
September 21 47 too few chill hours for DPA reduction
September 22 55 too few chill hours for DPA reduction
September 23 59 too few chill hours for DPA reduction
September 24 72 too few chill hours for DPA reduction
September 25 81 too few chill hours for DPA reduction
September 26 89 too few chill hours for DPA reduction
September 27 89 too few chill hours for DPA reduction
September 28 89 too few chill hours for DPA reduction
September 29 89 too few chill hours for DPA reduction
September 30 89 too few chill hours for DPA reduction
October 01 89 too few chill hours for DPA reduction
October 02 89 too few chill hours for DPA reduction
October 03 93 too few chill hours for DPA reduction
October 04 107 too few chill hours for DPA reduction
October 05 122 too few chill hours for DPA reduction