Commercial Agriculture Automated Weather Station Network Seven Day Reported Weather Indices Station: Boone County, Bradford Research and Extension Center (6.8 miles southeast of Columbia) Year = 2025 ACC ACC ACC ACC GDD45 GDD45 GDD50 GDD50 GDD55 GDD55 GDD60 GDD60 DATE 9 9 19.7 3927.6 14.7 3042.1 9.7 2237.3 4.7 1513.5 9 10 26.1 3953.7 21.1 3063.2 16.1 2253.4 11.1 1524.6 9 11 30.5 3984.2 25.5 3088.7 20.5 2273.9 15.5 1540.1 9 12 32.8 4017.0 27.8 3116.5 22.8 2296.7 17.8 1557.9 9 13 33.6 4050.6 28.6 3145.1 23.6 2320.3 18.6 1576.5 9 14 33.9 4084.5 28.9 3174.0 23.9 2344.2 18.9 1595.4 9 15 30.2 4114.7 25.2 3199.2 20.2 2364.4 15.2 1610.6 ACC ACC DATE HDD65 HDD65 CDD65 CDD65 9 9 0.3 32.9 0.0 911.9 9 10 0.0 32.9 6.1 918.0 9 11 0.0 32.9 10.5 928.5 9 12 0.0 32.9 12.8 941.3 9 13 0.0 32.9 13.6 954.9 9 14 0.0 32.9 13.9 968.8 9 15 0.0 32.9 10.2 979.0 ACC HDD values accumulate for one year beginning July 1. ACC CDD values accumulate for one year beginning January 1. ACC GDD values accumulate from March 1 through October 31.