Clacton-on-Sea and relatively dry summers (which also enhances the towns popularity as a sea-side town), but also fairly chilly winter days. For the 1961–1990 observation period, Clacton averaged 103.7 days with at least 1mm of rain annually, and just 24.3 air frosts a year- comparable to south west coastal locations. Clacton's population increased substantially during the 20th century from 7,456 at the 1901 census to 25,000 in the 1960s, 45,065 in 1991 and reaching over 53,000 by 2001. St Osyth's Teacher Training College occupied several buildings in Clacton, mostly along Marine Parade East, until its amalgamation with the North East Essex
Clacton-on-Sea across to Calais until the early 1960s. Butlins returned after the war. This, the building of the nearby chalet town of Jaywick, caravaning. and the movement of retired Londoners into the area, largely transformed the town from being an East Anglian resort into an extension of East London. In 1964 the town was in the national news when Moped Mods and motor-bile Rockers clashed on the sea front and arrests were made. Since around 1970 several well-known local buildings have been demolished, including the Art-Deco 1930s Odeon Cinema (an architectural loss to the town), the Warwick Castle pub, the Waverley