Evaluation of ERA-Interim Air Temperature Data over the Qilian Mountains of China

Table 5

Daily averaged (r), bias, and RMSE for different elevation groups.

t	r			Bias (°C)			RMSE (°C)
	T_mean	T_max	T_min	T_mean	T_max	T_min	T_mean	T_max	T_min
1000–1500	0.994	0.989	0.984	−1.5	−3.9	+0.4	±2.3	±4.5	±2.5
1500–2000	0.989	0.983	0.977	−1.9	−3.6	−0.3	±2.4	±4.2	±2.4
2000–2500	0.988	0.983	0.973	−2.1	−4.7	−0.5	±2.8	±5.1	±2.8
2500–3000	0.989	0.980	0.976	−2.3	−5.0	−0.4	±2.8	±5.3	±2.8
3000–3500	0.984	0.970	0.970	−1.3	−3.4	+0.4	±3.4	±5.3	±3.2