Rainfall influence and risk analysis on the mural deterioration of Dunhuang Mogao Grottoes, China

Heritage Science

Table 2 The environment background value of Mogao Grottoes

Mogao Grottoes		Temperature (T, ℃)				Relative humidity (RH, %)				Absolute humidity (a, g/m³)
Mogao Grottoes		Ave	Max	Min	Daily range	Ave	Max	Min	Daily range	Ave	Max	Min	Daily range
Atmospheric environment	6/16/2015	25.52	28.43	22.47	5.96	22.32	38.45	12.38	26.07	5.21	7.64	3.25	4.39
	6/13/2011	25.91	31.36	19.85	11.51	15.44	25.91	9.93	15.98	3.61	4.87	3.07	1.80
	8/15/2016	29.09	34.71	21.51	13.2	24.41	37.68	13.96	23.72	6.63	8.17	5.18	2.99
C71	6/16/2015	19.11	20.52	18.56	1.96	36.59	47.48	30.15	17.33	5.98	8.34	4.82	3.52
	6/13/2011	19.76	22.12	18.48	3.64	26.67	42.26	23.99	18.27	4.83	8.18	4.11	4.07
	8/15/2016	23.66	25.67	23.05	2.62	38.43	47.18	34.89	12.29	8.15	10.78	7.61	3.17
C332	6/16/2015	15.63	16.36	15.36	1.00	41.29	44.22	39.33	4.89	5.48	6.11	5.14	0.97
	6/13/2011	15.28	16.20	15.00	1.20	29.33	31.32	22.25	9.07	4.49	5.16	2.98	2.17
	8/15/2016	21.21	22.08	20.87	1.21	49.20	51.89	46.76	5.13	9.06	9.76	8.77	0.99
C16	6/16/2015	16.13	17.72	15.4	2.32	43.25	47.66	38.02	9.64	5.74	6.52	4.98	1.54
	6/13/2011	16.00	17.12	15.36	1.76	33.16	37.67	23.89	13.78	4.50	5.46	3.25	2.21
	8/15/2016	20.22	21.77	19.41	2.36	49.64	54.63	46.03	8.60	8.64	10.25	7.93	2.32