AZMET Hourly Weather Data : TUCSON : May 6 2024 HR AT TD RH VPD SR PPT ST4 ST20 WS WSX WVM WVD 1 64.4 36.8 36.0 1.3 0.0 0.00 78.8 78.1 5.1 11.2 4.9 306 2 62.2 35.0 36.0 1.2 0.0 0.00 77.5 78.1 5.6 11.2 5.4 280 3 59.5 34.3 38.0 1.1 0.0 0.00 76.5 78.1 3.8 7.2 3.8 273 4 58.6 33.9 39.0 1.0 0.0 0.00 75.2 78.1 1.6 3.6 1.6 322 5 56.7 33.2 41.0 0.9 0.0 0.00 74.1 78.1 1.8 4.7 1.8 296 6 55.6 33.2 42.0 0.9 1.0 0.00 73.0 78.1 2.5 4.3 2.5 278 7 60.6 33.5 36.0 1.2 12.7 0.00 72.1 78.1 0.4 3.4 0.2 192 8 64.9 34.3 32.0 1.4 30.1 0.00 71.6 78.1 1.6 5.8 0.9 56 9 69.1 33.9 27.0 1.8 47.8 0.00 72.3 77.9 1.1 4.7 0.7 299 10 70.0 36.4 29.0 1.8 63.3 0.00 74.1 77.9 3.1 7.8 2.0 269 11 72.1 35.7 26.0 2.0 76.0 0.00 76.5 77.9 4.7 13.6 3.6 284 12 73.9 34.3 23.0 2.2 83.2 0.00 79.2 77.7 5.6 12.3 4.9 321 13 75.4 32.0 20.0 2.4 85.8 0.00 82.0 77.5 6.3 15.0 5.4 304 14 77.7 25.6 15.0 2.8 82.9 0.00 84.6 77.5 7.6 13.4 6.7 311 15 79.2 24.0 13.0 3.0 74.3 0.00 86.5 77.4 9.4 16.8 8.5 314 16 80.1 22.9 12.0 3.1 61.0 0.00 88.0 77.4 8.7 18.1 8.3 308 17 80.2 19.9 11.0 3.2 44.2 0.00 88.7 77.4 9.8 17.9 8.9 326 18 79.3 17.3 10.0 3.1 25.8 0.00 88.5 77.4 8.3 14.8 8.1 320 19 77.2 15.9 10.0 2.9 8.1 0.00 87.4 77.4 6.9 11.6 6.5 327 20 73.6 15.9 11.0 2.5 0.2 0.00 86.0 77.4 4.9 9.4 4.7 317 21 72.7 15.1 11.0 2.4 0.0 0.00 84.2 77.4 5.8 11.4 5.6 309 22 71.1 15.9 12.0 2.3 0.0 0.00 82.4 77.5 4.0 8.5 3.6 302 23 65.3 20.6 18.0 1.8 0.0 0.00 80.8 77.5 4.5 6.9 4.5 267 24 62.8 20.6 19.0 1.6 0.0 0.00 79.3 77.7 1.8 6.5 1.3 281 AZMET Daily Weather Data : TUCSON : May 6 2024 MAX. MIN. MEAN TOTAL UNITS TEMPERATURE 81.3 54.3 69.3 DegF RELATIVE HUMIDITY 47.0 8.0 24.0 % DEWPOINT 28.5 DegF ACTUAL VAPOR PRESS. 0.5 KPas VAPOR PRESS. DEF. 2.0 KPas SOIL TEMP. 4 in 88.7 71.6 80.1 DegF SOIL TEMP. 20 in 78.1 77.4 77.7 DegF WIND SPEED 18.1 4.9 MPH WIND VECTOR MAG. 4.0 MPH WIND VECTOR DIR. 306 Degrees SOLAR RADIATION 696.5 Langleys PRECIPITATION 0.00 Inches AZMET REF. EVAPOTRANSPIRATION 0.30 Inches STD. REF. EVAPOTRANSPIRATION 0.25 Inches HEAT UNITS 86/55F 86/50F 86/45F ---------- DAY CUM DAY CUM DAY CUM SINE CURVE 12.7 970 17.8 1378 22.8 1868 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