Airplane crash-lands into Hudson River; all aboard reported safe. Story Highlights. NEW: Flight's pilot, C.B. Sullenberger, emerges as hero of miracle on the Hudson. All 155 passengers and crew aboard US Airways Flight 1549 alive, FAA says.
Summer can be very pleasant with temperatures averaging 18Â°C (64Â°F) and often into the low 20s. In recent years London has experienced heatwaves with temperatures well above 30Â°C (86Â°F). This is an ideal time to visit London's parks and open spaces or have a go at swimming and boating in London.
When the weather is sunny and the wind drops off, the temperature in london can easily go up to 25C in may, sometimes higher. On days when it's wet or windy, the temperature is more likely to be about 15C. London is further than much of the UK from the cooling influence of the cooler waters of the Atlantic ocean.