Commercial Agriculture Automated Weather Station Network Daily Weather Report Station: Boone County, Sanborn Field (University of Missouri-Columbia) 6/29/2025 Max. Temp. = 80.2 deg. F Min. Temp. = 71.5 deg. F Avg. Temp. = 74.1 deg. F Max. Wind = 13.5 mi/hr Time of Max Wind = 1431 CST Avg. Wind = 2.9 mi/hr Max. RH = 92.5 % Time of Max. RH = 600 CST Min. RH = 71.9 % Time of Min. RH = 1500 CST Max. Bare Soil Temp. at 2 in. = 81.6 deg. F Time of Max. Bare Soil Temp. = 1600 CST Min. Bare Soil Temp. at 2 in. = 75.7 deg. F Time of Min. Bare Soil Temp. = 0 CST Max. Bare Soil Temp. at 4 in. = 80.3 deg. F Time of Max. Bare Soil Temp. at 4 in. = 1600 CST Min. Bare Soil Temp. at 4 in. = 76.8 deg. F Time of Min. Bare Soil Temp. at 4 in. = 0 CST Avg. Vapor Press. = 2.5 mb Avg. Vapor Press. Def. = 0.4 mb Precip. = 0.12 in Radiation = 8.53 MJoules/sq. meter Potential Evapotranspiration = 0.07 inches Growing Degree Days (45 F) = 29.1 Growing Degree Days (50 F) = 24.1 Growing Degree Days (55 F) = 19.1 Growing Degree Days (60 F) = 14.1 Heating Degree Days (65 F) = 0.0 Cooling Degree Days (65 F) = 9.1 Maximum Livestock Heat Stress Index = 75 Definition of Categories... HTI < 75 ... No Stress HTI = 75 to 78 ... Alert HTI = 79 to 83 ... Dangerous HTI = > 83 ... Emergency