NOAA Weekly Degree Days (HDD/CDD)
Population-weighted Heating and Cooling Degree Days from NOAA Climate Prediction Center
Recent Runs
Run #4091 - 2026-10-10
Started: October 12, 2026 at 12:00 PM • Completed: October 12, 2026 at 12:00 PM
Run #3903 - 2026-10-03
Started: October 05, 2026 at 12:00 PM • Completed: October 05, 2026 at 12:00 PM
Run #3699 - 2026-09-26
Started: September 28, 2026 at 12:00 PM • Completed: September 28, 2026 at 12:00 PM
Run #3369 - 2026-09-19
Started: September 21, 2026 at 12:00 PM • Completed: September 21, 2026 at 12:00 PM
Run #2628 - 2026-09-12
Started: September 14, 2026 at 12:00 PM • Completed: September 14, 2026 at 12:00 PM
Run #1847 - 2026-09-05
Started: September 07, 2026 at 12:00 PM • Completed: September 07, 2026 at 12:00 PM
Run #1641 - 2026-08-29
Started: August 31, 2026 at 12:00 PM • Completed: August 31, 2026 at 12:00 PM
Run #1567 - 2026-08-22
Started: August 24, 2026 at 05:08 PM • Completed: August 24, 2026 at 05:08 PM
Run #1479 - 2026-08-15
Started: August 18, 2026 at 01:28 AM • Completed: August 18, 2026 at 01:28 AM
Run #1355 - 2026-08-01
Started: August 03, 2026 at 12:00 PM • Completed: August 03, 2026 at 12:00 PM
Run #1268 - 2026-07-25
Started: July 27, 2026 at 12:00 PM • Completed: July 27, 2026 at 12:00 PM
Run #1221 - 2026-07-18
Started: July 20, 2026 at 12:00 PM • Completed: July 20, 2026 at 12:00 PM
Run #1174 - 2026-07-11
Started: July 13, 2026 at 12:00 PM • Completed: July 13, 2026 at 12:00 PM
Run #1107 - 2026-07-04
Started: July 06, 2026 at 12:00 PM • Completed: July 06, 2026 at 12:00 PM
Run #1070 - 2026-06-27
Started: June 29, 2026 at 12:00 PM • Completed: June 29, 2026 at 12:00 PM
Run #1033 - 2026-06-20
Started: June 22, 2026 at 12:00 PM • Completed: June 22, 2026 at 12:00 PM
Run #996 - 2026-06-13
Started: June 15, 2026 at 12:00 PM • Completed: June 15, 2026 at 12:00 PM
Run #959 - 2026-06-06
Started: June 08, 2026 at 12:00 PM • Completed: June 08, 2026 at 12:00 PM
Run #921 - 2026-05-30
Started: June 01, 2026 at 12:00 PM • Completed: June 01, 2026 at 12:00 PM
Run #881 - 2026-05-23
Started: May 25, 2026 at 12:00 PM • Completed: May 25, 2026 at 12:00 PM