Optimum Tilt Angle and Solar Radiation of Photovoltaic Modules for Gulf Collaboration Council Countries

Table 5

Monthly tilt factor for the GCC countries.

	Oman	UAE	KSA	Qatar	Bahrain	Kuwait
January	1.50	1.11	1.19	1.19	1.10	1.08
February	1.30	0.88	1.01	1.14	0.91	0.90
March	1.12	0.76	0.86	0.82	0.80	0.79
April	1.02	0.85	0.89	0.90	0.87	0.86
May	1.00	0.95	1.01	1.05	1.01	1.01
June	1.00	1.06	1.12	1.09	1.14	1.14
July	0.99	1.05	1.17	1.12	1.19	1.19
August	1.00	1.11	1.24	1.21	1.27	1.26
September	1.05	1.02	1.13	1.10	1.13	1.13
October	1.17	1.08	1.20	1.13	1.14	1.13
November	1.11	1.22	1.37	1.35	1.26	1.25
December	1.54	1.38	1.23	1.39	1.30	1.29
Average	1.15	1.04	1.12	1.12	1.09	1.09