At 990 ft above sea level, 4 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.87 inHg and the temperature at 55.5 F.
On Oct 6 the noon sun stands 49 degrees above the horizon at 36.02 N, and the day is 11 h 29 min long. Level ground there takes 75 per cent of the noon sunlight a surface facing the sun would.