Information on the increase of the electricity demand per degreeof temperature rise is available for several cities in the world.In New Orland, USA, it is reported that the daily electricity loadincreases to about 3% per DTR and for threshold temperaturesbetween 20 and 25◦C [30]. In Bangkok Thailand the correspondingincrease is quite high and close to 7.5% per degree of temperaturerise [19]. In Athens, the increase is calculated close to 4.1% per DTRfor temperatures above 22◦C [29]. Finally, in Chicago USA, the esti-mated increase of the hourly load is close to 200 MW h per degreeof temperature rise above 15 to 17◦C [35].