Temperatures are expected to rise above 30C next week, with little respite this month for communities on the brink of drought. South East Water became the second supplier today to introduce a ban on hoses and sprinklers. It announced restrictions on around 2.2 million customers in Kent and Sussex from a week until Friday. The measure means the hoses cannot be used to water gardens or clean cars and must not fill ornamental ponds and swimming pools. Southern Water has announced the first hose ban of the year in Hampshire and the Isle of Wight from Friday. Thames Water, the largest water company