Evapotranspiration Calculations

Rolleston Airport - 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		0.0		23.6		100	16	2.18	17.32
01/08/2026	3.2	0.0		24.1	3.3	69	32	2.26	16.13
02/08/2026	3.2	0.0		23.9	9.3	89	31	2.32	16.46
03/08/2026	3.2	0.0		24.5	9.5	75	23	1.74	17.39
04/08/2026	2.7	0.0		24.3	5.0	83	23	1.32	16.23
05/08/2026	2.9	0.0		25.3	4.7	79	16	1.28	17.63
06/08/2026	3.0	0.0		25.1	11.2	57	24	1.49	14.92
Totals:	18.2	0.0

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