Miss Paltrow, 33, whose daughter Apple is now 18 months, also advised American readers that the British weather is dreadful. 'Bring a raincoat, definitely!' she said. 'Or at least a little umbrella that can fit in your bag, because it always does rain. The best thing for London, even if you're going in the summer, is to bring a little cashmere sweater or a pashmina because it gets really cold unexpectedly.'