Bush aides summoned several of Washington's conservative journalists to a 6:30 a.m. breakfast at the White House to press the case for the president's adherence to conservative principles.
The average temperature in Vienna in September is 15Â°C, which is already four degrees fewer than it was in August, but still also five degrees more than it will be in October. In the afternoons, the mercury climbs to a still comfortable 19Â°C high, but at night, it drops to a chillier low temperature of 10Â°C.
Vienna in September. 1  Weather in Vienna in September. 2  Things to See & Do in Vienna: September. 3  Things to Do & See in Viennaâ²s Surroundings: September.  Vienna throughout the 1  Year. Vienna by District.  Further Reading.