Climate Update for KGRR: December 2020
Max T 53, Mean 53, Annual Max T 94, Mean 94
Min T 18, Mean 4, Annual Min T 4, Mean -7, tied for eighth highest on record with 2010 and 1911
Av T 32.4, Mean 28.4, Annual Av T 50.1, Mean 48.2, fifteenth highest on record
Rain 2.81, Mean 2.45, Annual 37.44, Mean 34.77
Snow 4.9, Mean 16, Snow season to date 5.3, Mean 22.7
HDD 1001, Mean 1128, HDD season to date 2277, Mean 2485
CDD Annual 832, Mean 694, Peak year was in 1921 at 1200
By average temperature 2020 was 3.9% warmer than the mean, not because the shorter summer season was especially hot but because minimum temperatures in the longer winter season moderated.
