Vienna in numbers
Area: 414 km²
Districts: 23
Population: 1.7 million 
Elevation: 171 m (Stephansplatz)
Language: German
Currency: Euro
Time zone
Vienna is in the Central European time zone (CET = GMT / UCT + 1). Daylight saving time applies from the last Sunday in March to the last Sunday in October (CEST).
Electricity
The typical mains voltage for households (as well as hotels) in Vienna is 230 volts (alternating current)
Telephone
The telephone prefix for calling Vienna from other countries is: + 43 1
Language
German is spoken in Austria, and the most commonly spoken foreign language is English.
Units of measure
The metric system is used in Austria. The most important weights and measures:
Metric = Great Britain / USA
1 gram (g) = 0.0353 ounces
1 kilo(gram) (kg) = 2.204 pounds
1 centimeter (cm) = 0.393 inches
1 meter (m) = 3.281 feet / 1.093 yards
1 kilometer (km) = 0.621 miles
Great Britain / USA = Metric
1 ounce (oz) = 28.349 grams
1 pound (lb) = 0.453 kilo(grams)
1 inch (in) = 2.540 centimeters
1 foot (ft) = 0.304 meters
1 yard (yd) = 3 feet = 0.914 meters
1 mile (mi) = 1760 yards = 1,609 kilometers
Great Britain / USA = Metric
1 US pint (pt) = 0.473 liters
1 UK pint (pt) = 0.568 liters
1 US gallon (gal) = 3.785 liters
1 UK gallon (gal) = 4.456 liters
Climate and temperature
Vienna has a mild continental climate. Even if the occasional winter day is icy and some days in high summer can bring sweltering heat to the palaces of the old city, most days of the year the weather matches the residents of the city: friendly, mild and moderate in every respect ...
The most important temperatures in degrees Celsius and degrees Fahrenheit:
-5°C = 23°F
0°C = 32°F
5°C = 41°F
10°C = 50°F
15°C = 59°F
20°C = 68°F
25°C = 77°F
30°C = 86°F
25°F = -3.9°C
35°F = 1.7°C
45°F = 7.2°C
55°F = 12.8°C
65°F = 18.3°C
75°F = 23.9°C
85°F = 29.4°C
Holidays / school vacations
Public holidays
1 Jan. New Year's Day
6 Jan. Epiphany
Easter Monday
1 May May Day
Ascension Day
Whit Monday
Corpus Christi
15 Aug. Assumption Day
26 Oct. Austrian National Day
1 Nov. All Saints' Day
8 Dec. Feast of the Immaculate Conception (shops open)
25 Dec. Christmas
26 Dec. St. Stephen's Day
Vienna school vacations 2011/2012
24 Dec. 2011 - 07 Jan. 2012
06 Feb. 2012 - 11 Feb. 2012
31 Mar. 2012 - 10 Apr. 2012
26 May 2012 - 29 May 2012
30 June 2012 - 01 Sept. 2012
