AZMET Hourly Weather Data : TUCSON : Apr 25 2024 HR AT TD RH VPD SR PPT ST4 ST20 WS WSX WVM WVD 1 61.9 31.6 32.0 1.3 0.0 0.00 74.5 75.4 2.9 5.6 2.7 92 2 60.4 32.0 34.0 1.2 0.0 0.00 73.4 75.4 3.8 5.6 3.6 94 3 59.2 32.4 36.0 1.1 0.0 0.00 72.3 75.4 4.5 8.5 4.3 93 4 58.3 33.2 38.0 1.0 0.0 0.00 71.4 75.4 4.9 8.3 4.7 94 5 55.9 33.5 43.0 0.9 0.0 0.00 70.7 75.4 3.8 8.1 3.6 95 6 53.2 34.7 49.0 0.7 0.5 0.00 69.8 75.4 2.7 5.6 2.5 82 7 57.0 33.9 42.0 0.9 10.5 0.00 68.9 75.2 4.5 8.7 4.3 89 8 66.6 31.6 27.0 1.6 28.4 0.00 68.5 75.2 5.1 12.1 4.9 111 9 70.7 27.6 20.0 2.1 46.6 0.00 69.1 75.0 7.4 13.0 6.3 171 10 73.4 28.5 19.0 2.3 61.9 0.00 70.3 75.0 7.8 16.3 6.7 183 11 74.8 31.1 20.0 2.4 74.3 0.00 72.5 74.8 9.6 17.9 8.9 241 12 75.6 32.8 21.0 2.4 82.2 0.00 75.0 74.8 10.5 20.4 9.2 273 13 76.1 35.7 23.0 2.4 83.4 0.00 77.7 74.7 10.1 19.5 8.9 268 14 76.6 36.1 23.0 2.4 80.5 0.00 80.2 74.7 10.5 18.8 9.6 278 15 77.7 33.5 20.0 2.6 73.1 0.00 82.4 74.5 11.0 21.7 10.5 281 16 77.5 34.7 21.0 2.5 55.0 0.00 83.8 74.5 11.9 20.1 11.2 268 17 77.5 33.5 20.0 2.6 42.3 0.00 84.6 74.3 10.7 19.9 9.8 279 18 76.6 33.5 21.0 2.5 22.7 0.00 84.6 74.3 10.3 17.4 9.6 279 19 74.5 33.9 23.0 2.3 6.2 0.00 83.7 74.3 8.9 14.8 8.5 291 20 71.8 34.7 25.0 2.0 0.0 0.00 82.4 74.3 6.7 12.3 6.5 283 21 69.3 35.4 29.0 1.7 0.0 0.00 81.0 74.5 3.4 7.2 3.4 281 22 65.3 37.5 36.0 1.4 0.0 0.00 79.3 74.5 0.2 2.7 0.2 36 23 63.0 36.1 37.0 1.2 0.0 0.00 77.9 74.7 1.1 3.8 0.9 347 24 63.1 35.7 36.0 1.3 0.0 0.00 76.5 74.7 2.5 5.6 2.5 343 AZMET Daily Weather Data : TUCSON : Apr 25 2024 MAX. MIN. MEAN TOTAL UNITS TEMPERATURE 78.8 51.8 68.2 DegF RELATIVE HUMIDITY 53.0 16.0 29.0 % DEWPOINT 33.5 DegF ACTUAL VAPOR PRESS. 0.7 KPas VAPOR PRESS. DEF. 1.8 KPas SOIL TEMP. 4 in 84.6 68.5 76.3 DegF SOIL TEMP. 20 in 75.4 74.3 74.8 DegF WIND SPEED 21.7 6.5 MPH WIND VECTOR MAG. 2.7 MPH WIND VECTOR DIR. 266 Degrees SOLAR RADIATION 667.5 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 10.7 801 15.3 1157 20.3 1591 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