Best Answer: Firstly 60p for 8 hours is not Â£127 per month. Simple maths says that it is Â£1.80 per day (3 lots of 8 hours) which makes it Â£54 to run it solidly for a month at the quoted rate. To run it just for the 8 hours per day would only be Â£18 per month. To calcuate the exact cost for your fan is quite easy.Electricity is charged in units called kilowatt hours. This is the amount of electricity used by a device drawing 1 kilowatt (1000 watts) for a time of 1 hour. asked this question an month back sort of, and the best i answer i got was running a ceiling fan for 8 hours on a uk tarrif would cost 60p not exactly word for word in quote but there you go in a month that 60pence A DAY would add up to $127.68(with 5% off) sorry no POUND symbol (american...