As a general rule, arrive at the airport no later than two hours before your domestic flight is scheduled to depart. This is somewhat later than the typical suggestion of three hours for an international flight.
Oxford: Annual Weather Averages. July is the hottest month in Oxford with an average temperature of 16Â°C (61Â°F) and the coldest is January at 4Â°C (39Â°F) with the most daily sunshine hours at 9 in June.
Historic Temperatures for 20th April in Oxford. Weather Overview for Oxford. Alike many cities and towns situated in the central south of the United Kingdom; Oxford has a nautical temperate climate and can promise striking scenery all year round.