AZMET Hourly Weather Data : TUCSON : May 2 2024 HR AT TD RH VPD SR PPT ST4 ST20 WS WSX WVM WVD 1 66.6 40.3 38.0 1.4 0.0 0.00 79.7 76.1 0.9 3.1 0.7 204 2 64.2 40.6 42.0 1.2 0.0 0.00 78.3 76.3 0.9 5.6 0.7 86 3 62.6 39.7 43.0 1.1 0.0 0.00 77.0 76.5 2.5 5.4 2.5 93 4 60.3 39.7 46.0 1.0 0.0 0.00 75.9 76.5 0.7 3.8 0.7 85 5 59.4 39.1 47.0 0.9 0.0 0.00 74.7 76.5 2.2 4.9 1.8 100 6 57.7 39.1 50.0 0.8 0.7 0.00 73.6 76.5 3.1 5.6 2.9 98 7 60.4 38.5 44.0 1.0 12.0 0.00 72.7 76.6 3.4 6.5 3.1 95 8 66.7 36.4 33.0 1.5 29.9 0.00 72.1 76.5 4.5 8.1 4.5 102 9 72.7 35.7 26.0 2.0 47.8 0.00 72.9 76.5 3.8 7.2 3.4 137 10 77.0 35.0 22.0 2.5 63.8 0.00 74.7 76.5 3.4 8.3 2.5 168 11 79.9 30.7 17.0 2.9 76.0 0.00 77.2 76.5 3.8 10.3 2.7 217 12 82.6 22.9 11.0 3.4 84.1 0.00 80.1 76.3 4.5 10.3 3.1 161 13 84.0 21.8 10.0 3.6 86.3 0.00 82.9 76.3 4.3 12.1 2.0 193 14 86.4 21.2 9.0 3.9 82.7 0.00 85.8 76.3 4.0 11.6 1.3 170 15 87.4 22.4 9.0 4.0 73.6 0.00 88.2 76.1 4.7 15.0 1.3 291 16 88.0 22.9 9.0 4.1 60.5 0.00 89.8 76.1 5.4 15.2 3.1 302 17 87.6 24.6 10.0 4.0 43.3 0.00 90.7 76.1 6.0 12.5 4.7 295 18 86.9 24.6 10.0 3.9 24.6 0.00 90.5 76.1 6.5 13.2 5.8 295 19 84.4 25.6 12.0 3.6 7.4 0.00 89.6 76.1 5.1 11.4 4.7 299 20 81.0 27.6 14.0 3.1 0.2 0.00 88.0 76.3 4.0 8.1 4.0 313 21 77.0 29.9 18.0 2.6 0.0 0.00 86.4 76.3 1.3 3.6 1.3 321 22 71.2 31.6 23.0 2.0 0.0 0.00 84.6 76.5 0.0 0.0 0.0 0 23 69.1 32.8 26.0 1.8 0.0 0.00 82.8 76.5 0.7 4.3 0.4 308 24 70.3 38.1 31.0 1.8 0.0 0.00 81.1 76.6 3.4 5.4 3.1 355 AZMET Daily Weather Data : TUCSON : May 2 2024 MAX. MIN. MEAN TOTAL UNITS TEMPERATURE 89.6 57.2 74.3 DegF RELATIVE HUMIDITY 52.0 7.0 25.0 % DEWPOINT 32.4 DegF ACTUAL VAPOR PRESS. 0.6 KPas VAPOR PRESS. DEF. 2.4 KPas SOIL TEMP. 4 in 90.7 72.1 81.1 DegF SOIL TEMP. 20 in 76.6 76.1 76.3 DegF WIND SPEED 15.2 3.4 MPH WIND VECTOR MAG. 0.2 MPH WIND VECTOR DIR. 271 Degrees SOLAR RADIATION 692.9 Langleys PRECIPITATION 0.00 Inches AZMET REF. EVAPOTRANSPIRATION 0.29 Inches STD. REF. EVAPOTRANSPIRATION 0.25 Inches HEAT UNITS 86/55F 86/50F 86/45F ---------- DAY CUM DAY CUM DAY CUM SINE CURVE 17.9 902 22.9 1291 27.9 1760 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, 2024