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.
1 The lowest monthly average temperature in Cambridge for February is 31 degrees. 2  The most monthly precipitation in Cambridge occurs in May with 5.3 inches.  The air quality index in Cambridge is 5% better than the national average.