Solar Energy Potential Assessment in the Algerian South Area: Case of Ghardaïa Region

Table 6

Monthly averaged clearness index of Ghardaïa and some Arab sites.

	Jan.	Feb.	Mar.	Apr.	May.	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.	Annual
Ghardaïa	0.69	0.69	0.67	0.72	0.69	0.68	0.66	0.68	0.66	0.64	0.67	0.66	0.67
NASA Data	0.55	0.62	0.58	0.69	0.67	0.64	0.70	0.65	0.66	0.50	0.46	0.47	0.60
Algiers	0.42	0.45	0.50	0.51	0.55	0.61	0.63	0.61	0.60	0.55	0.49	0.41	0.53
Tunis	0.47	0.50	0.51	0.52	0.57	0.59	0.64	0.61	0.53	0.48	0.47	0.47	0.53
Abu Dhabi	0.55	0.59	0.59	0.59	0.60	0.59	0.59	0.60	0.61	0.62	0.57	0.46	0.58
Kuwait	0.52	0.57	0.56	0.56	0.62	0.69	0.68	0.67	0.65	0.60	0.5	0.47	0.59
Baghdad	0.55	0.59	0.58	0.53	0.58	0.65	0.62	0.64	0.61	0.54	0.52	0.52	0.58
Riyadh	0.54	0.57	0.57	0.59	0.64	0.70	0.68	0.67	0.65	0.65	0.59	0.54	0.62