Commercial Agriculture Automated Weather Station Network Daily Weather Report Station: Boone County, Sanborn Field (University of Missouri-Columbia) 7/17/2025 Max. Temp. = 83.7 deg. F Min. Temp. = 71.1 deg. F Avg. Temp. = 75.9 deg. F Max. Wind = 11.1 mi/hr Time of Max Wind = 1024 CST Avg. Wind = 3.1 mi/hr Max. RH = 92.4 % Time of Max. RH = 600 CST Min. RH = 64.2 % Time of Min. RH = 1700 CST Max. Bare Soil Temp. at 2 in. = 83.1 deg. F Time of Max. Bare Soil Temp. = 1700 CST Min. Bare Soil Temp. at 2 in. = 77.1 deg. F Time of Min. Bare Soil Temp. = 800 CST Max. Bare Soil Temp. at 4 in. = 81.9 deg. F Time of Max. Bare Soil Temp. at 4 in. = 1800 CST Min. Bare Soil Temp. at 4 in. = 77.8 deg. F Time of Min. Bare Soil Temp. at 4 in. = 900 CST Avg. Vapor Press. = 2.4 mb Avg. Vapor Press. Def. = 0.6 mb Precip. = 0.16 in Radiation = 11.67 MJoules/sq. meter Potential Evapotranspiration = 0.10 inches Growing Degree Days (45 F) = 30.9 Growing Degree Days (50 F) = 25.9 Growing Degree Days (55 F) = 20.9 Growing Degree Days (60 F) = 15.9 Heating Degree Days (65 F) = 0.0 Cooling Degree Days (65 F) = 10.9 Maximum Livestock Heat Stress Index = 78 Definition of Categories... HTI < 75 ... No Stress HTI = 75 to 78 ... Alert HTI = 79 to 83 ... Dangerous HTI = > 83 ... Emergency