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.
Long summer days show off a brighter side to London, while rich hues of orange, red and yellow make autumn irresistible. Come winter, the cityâs streets and parks light up in a festive display that is a feast for the eyes. Spring (March - May) As London transitions from winter to spring, the weather can vary from warm and sunny to cold and rainy. On average, daily highs range from 53Â°F (12Â°C) to 64Â°F (18Â°C) with lows between 43Â°F (6Â°C) and 55Â°F (13Â°C).