region_id,month,avg_temp
CH01,1,-7.72
CH01,2,-6.1
CH01,3,-2.04
CH01,4,1.55
CH01,5,5.93
CH01,6,10.58
CH01,7,12.82
CH01,8,12.76
CH01,9,8.69
CH01,10,4.29
CH01,11,-2.47
CH01,12,-6.99