Evapotranspiration Calculations

Roxby Downs (Olympic Dam Aerodrome) - July 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)
01/07/2026	2.9	3.4		18.2	11.1	98	43	7.41	11.20
02/07/2026	2.9	0.0		20.1	8.2	95	44	5.72	12.75
03/07/2026	1.7	0.4		16.3	6.7	100	52	2.94	11.79
04/07/2026	1.8	0.0		15.0	9.0	84	44	2.56	9.96
05/07/2026	1.9	0.0		14.6	10.0	75	48	3.05	9.85
06/07/2026	1.7	0.0		15.0	3.0	94	45	2.51	12.90
07/07/2026	2.5	0.0		20.0	4.6	92	46	4.06	10.52
08/07/2026	1.1	0.0		13.4	10.2	98	72	2.41	6.63
09/07/2026	1.1	9.4		15.0	10.6	97	72	1.93	7.24
10/07/2026	1.6	0.4		19.4	5.7	100	48	1.49	12.92
11/07/2026	3.1	0.0		21.3	9.8	95	39	5.04	12.27
12/07/2026	1.8	0.0		16.5	6.1	98	53	3.24	11.63
13/07/2026	2.1	0.0		18.7	6.7	92	50	3.10	12.52
Totals:	26.2	13.6

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