AZMET Hourly Weather Data : PAYSON : Feb 8 2012 HR AT TD RH VPD SR PPT ST4 ST20 WS WSX WVM WVD 1 44.4 28.6 53.8 0.5 0.0 0.00 43.0 43.5 1.3 4.5 1.3 103 2 44.2 29.8 56.7 0.4 0.0 0.00 42.8 43.5 0.9 4.3 0.7 107 3 43.9 30.4 58.8 0.4 0.0 0.00 42.4 43.5 0.4 2.2 0.4 100 4 48.4 27.1 43.3 0.6 0.0 0.00 42.3 43.5 2.2 6.0 2.2 103 5 47.5 27.5 45.5 0.6 0.0 0.00 42.3 43.5 1.1 3.8 1.1 101 6 43.7 31.1 60.6 0.4 0.0 0.00 42.1 43.5 0.4 2.0 0.0 208 7 43.2 30.4 60.4 0.4 0.0 0.00 41.9 43.5 0.7 2.7 0.4 109 8 44.4 30.6 57.7 0.4 1.2 0.00 41.7 43.5 0.7 3.4 0.7 104 9 45.5 33.1 61.8 0.4 6.2 0.00 41.7 43.5 0.4 0.4 0.4 125 10 51.8 30.9 44.9 0.7 15.3 0.00 42.1 43.5 1.6 6.3 0.7 120 11 55.0 28.4 35.7 0.9 26.3 0.00 42.8 43.5 4.5 10.3 3.8 133 12 57.2 28.6 33.4 1.1 42.0 0.00 44.1 43.5 5.4 11.6 4.7 142 13 59.2 28.8 31.1 1.2 45.6 0.00 45.3 43.5 4.0 10.3 3.4 98 14 60.4 29.3 30.5 1.3 47.1 0.00 46.6 43.5 3.8 10.7 2.9 159 15 62.6 30.0 29.1 1.4 41.6 0.00 48.0 43.5 2.0 8.3 1.1 203 16 61.0 30.9 32.1 1.3 13.9 0.00 49.1 43.5 2.9 8.1 2.5 209 17 57.9 32.4 37.6 1.0 7.9 0.00 49.1 43.5 3.4 6.9 3.1 196 18 55.9 33.3 42.3 0.9 2.4 0.00 48.9 43.7 1.8 4.9 1.6 217 19 52.0 34.0 50.5 0.6 0.0 0.00 48.4 43.7 0.4 2.0 0.2 27 20 47.8 34.2 59.2 0.5 0.0 0.00 47.7 43.9 0.4 2.0 0.2 129 21 47.3 34.5 61.0 0.4 0.0 0.00 47.1 44.1 0.4 0.4 0.2 233 22 47.8 35.6 62.2 0.4 0.0 0.00 46.8 44.1 0.7 2.9 0.2 305 23 47.5 36.3 64.8 0.4 0.0 0.00 46.4 44.2 0.4 1.8 0.2 337 24 45.7 36.5 70.0 0.3 0.0 0.00 46.0 44.4 0.4 1.6 0.2 29 AZMET Daily Weather Data : PAYSON : Feb 8 2012 MAX. MIN. MEAN TOTAL UNITS TEMPERATURE 63.9 41.5 50.5 DegF RELATIVE HUMIDITY 75.3 27.0 49.3 % DEWPOINT 31.3 DegF ACTUAL VAPOR PRESS. 0.6 KPas VAPOR PRESS. DEF. 0.7 KPas SOIL TEMP. 4 in 49.1 41.7 45.0 DegF SOIL TEMP. 20 in 44.4 43.3 43.7 DegF WIND SPEED 11.6 1.8 MPH WIND VECTOR MAG. 0.9 MPH WIND VECTOR DIR. 142 Degrees SOLAR RADIATION 249.4 Langleys PRECIPITATION 0.00 Inches AZMET REF. EVAPOTRANSPIRATION 0.07 Inches STD. REF. EVAPOTRANSPIRATION 0.07 Inches HEAT UNITS 86/55F 86/50F 86/45F ---------- DAY CUM DAY CUM DAY CUM SINE CURVE 2.5 50 5.0 108 8.3 192 DEFINITIONS AND UNITS AT : Air Temp (DegF) ST4 : Soil Temp 4in (DegF) TD : Dewpoint (DegF) ST20 : Soil Temp 20in (DegF) RH : Rel Humidity (%) WS : Mean Wind Speed (MPH) VPD : Vapor Pressure Deficit(KPas) WSX : Max Wind Speed (MPH) SR : Solar Rad (Langleys) WVM : Wind Vector Magnitude (MPH) PPT : Precipitation (Inches) WVD : Wind Vector Direction (Degrees) DAY : Heat Units for Day ## or 999 : Missing Data CUM : Heat Units Accumulated Since Jan 1, 2012 *** NOTE : Soil Temps measured under grass ***