Table 3. Accuracy measurement using cross validation result in ordinary kriging method.

Month	ME	RMSE	MSE	RMSSE	ASE	TE
January	−0.041	5.124	−0.002	0.897	5.780	5.84
February	−0.011	3.215	0.001	0.913	3.568	3.64
March	−0.005	2.121	0.001	0.904	2.377	2.47
April	−0.017	2.648	−0.001	0.881	3.050	3.15
May	−0.077	3.867	−0.011	0.904	4.317	4.32
June	−0.076	6.334	−0.003	0.904	7.063	7.08
July	−0.093	11.227	−0.001	0.914	12.435	12.42
August	−0.448	16.478	−0.017	0.934	17.843	17.44
September	−0.556	20.865	−0.012	0.942	22.384	21.87
October	−0.421	17.312	−0.016	0.941	18.576	18.19
November	−0.233	11.351	−0.009	0.930	12.493	12.32
December	−0.147	6.528	−0.019	0.899	7.389	6.33