Commercial Agriculture Automated Weather Station Network Daily Weather Report Station: Saint Louis, MO, Saint Louis Science Center 1/20/2025 Max. Temp. = 20.8 deg. F Min. Temp. = 2.9 deg. F Avg. Temp. = 11.9 deg. F Max. Wind = 15.5 mi/hr Time of Max Wind = 2333 CST Avg. Wind = 1.2 mi/hr Max. RH = 60.2 % Time of Max. RH = 700 CST Min. RH = 28.8 % Time of Min. RH = 1500 CST Max. Bare Soil Temp. at 2 in. = 31.9 deg. F Time of Max. Bare Soil Temp. = 1500 CST Min. Bare Soil Temp. at 2 in. = 27.4 deg. F Time of Min. Bare Soil Temp. = 0 CST Avg. Vapor Press. = 0.1 mb Avg. Vapor Press. Def. = 0.2 mb Precip. = 0.00 in Radiation = 11.04 MJoules/sq. meter Potential Evapotranspiration = 0.02 inches Growing Degree Days (45 F) = 0.0 Growing Degree Days (50 F) = 0.0 Growing Degree Days (55 F) = 0.0 Growing Degree Days (60 F) = 0.0 Heating Degree Days (65 F) = 53.1 Cooling Degree Days (65 F) = 0.0 Minimum Wind Chill Index (F) = 5.8