Evapotranspiration Calculations

Colac (Mount Gellibrand) - August 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)
31/07/2026	0.9	0.2		11.0	3.7	100	73	2.19	9.45
01/08/2026	1.4	0.0		13.4	4.2	96	62	3.66	11.35
02/08/2026	2.3	0.2		14.2	5.2	88	52	7.75	11.50
03/08/2026	1.4	0.4		11.7	5.5	97	73	11.15	8.74
04/08/2026	1.0	1.0		12.5	4.5	100	80	8.11	8.10
05/08/2026	1.0	2.2		12.0	6.7	100	79	6.31	8.71
06/08/2026	1.1	0.0		12.1	5.7	100	75	5.58	9.16
Totals:	9.1	4.0

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