Climate Update For KGRR: December 2021
Max T 63, Mean 53: tied for 8th highest on record
Min T 15, Mean 04: 9th highest on record
Avg T 34.5, Mean 28.4: 9th highest on record
Rain 2.23, Mean 2.44
Snow 10.1, Mean 15.9
Heating Degree Days 938, Mean 1126
HDD to date 2039, Mean 2481
2021 Annual Climate Summary For KGRR
Max T 92, Mean 95: tied for 18th lowest on record
Min T -12, Mean -7
Avg T 50.8, Mean 48.2: 11th highest on record (5.4% warmer than Mean vs. 9.5% warmer than Mean for the warmest full year on record in 2012)
Rain 38.04, Mean 34.8: 33rd wettest on record
Cooling Degree Days 893, Mean 696: 19th highest on record (compare with the previous year Heating Degree Day heating season 2020-2021, which ranked 15th warmest on record with 6170 HDD vs. 6697 Mean since 1892)
Warmer conditions for KGRR in calendar 2021 were an instance more of moderate winter conditions back-ending and front-loading the year than of extreme summer conditions in the middle of it.
