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.
The highest monthly average temperature in Oxford for July is 70 degrees. The lowest monthly average temperature in Oxford for January is 20 degrees. The most monthly precipitation in Oxford occurs in October with 0.7 inches. The air quality index in Oxford is 27% better than the national average. The pollution index in Oxford is 69% better than the national average.