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.
Oxford weather is typical of weather in the United Kingdom and can be quite unpredictable at times. The summer months of May, June, July, August and September are generally the warmest months, with the most days of fine, sunny weather.