Evapotranspiration Calculations

Western Sydney Airport - January 2026 daily calculations

Date Evapotrans-
piration (mm) 0000- 2400		 Rain (mm) 0900- 0900 Pan Evaporation (mm) 0900- 0900 Max Temp Min Temp Max Rel Hum (%) Min Rel Hum (%) Average 10m Wind Speed (m/sec) Solar Radiation (MJ/sq m)
01/01/20262.80.4 20.716.792504.377.11
02/01/20262.90.0 22.415.990532.799.92
03/01/20265.70.2 29.316.098473.1526.27
04/01/20265.61.8 33.217.398432.9321.98
05/01/20265.30.8 31.315.897443.2920.61
06/01/20266.61.2 32.517.598392.8429.11
07/01/20268.20.0 37.718.693202.8731.18
08/01/20269.00.0 41.418.789122.7531.44
09/01/20269.00.0 41.517.787152.9330.27
10/01/202611.70.0 41.620.474195.8331.16
11/01/20261.70.0 20.619.597653.672.65
12/01/20261.95.6 21.115.698712.187.69
13/01/20266.13.4 31.917.999422.6827.11
14/01/20264.30.0 29.119.795503.8514.62
15/01/20263.14.4 27.119.794632.6711.62
16/01/20265.30.4 29.018.195444.4619.73
17/01/20262.926.2 23.918.998766.3113.79
18/01/20263.9104.4 25.117.798556.2413.78
19/01/20263.65.2 25.016.397633.2416.36
20/01/20264.010.4 25.116.898552.8019.12
21/01/20266.00.0 28.015.194463.0930.04
22/01/20264.90.0 27.215.594504.4520.70
23/01/20264.40.0 25.415.588502.7720.05
24/01/20266.60.0 31.615.990412.9830.11
25/01/20267.60.0 40.017.398232.1129.99
26/01/20265.30.0 27.419.584374.0018.54
27/01/20266.20.0 29.017.190443.1529.86
28/01/2026 0.0  15.0   29.95
29/01/2026        27.93
30/01/2026     93393.2729.65
Totals:144.6164.4       

Monthly Archive

Year  
2025                   Oct Nov Dec
2026 Jan