| < December >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Graz in December is slightly cold at -1 °C (30.2 °F).
- Afternoons can be very cool with average high temperatures reaching 2 °C (35.6 °F).
- Overnight temperatures are generally slightly cold with an average low of -2 °C (28.4 °F).
- In December there is a range/ variation of mean diurnal temperatures of 4 °C (7.2 °F).
- The weather in December is dry with snow now and again. A mere 33mm (1.3in) of liquid is released during on average 11 days.
- The skies in Graz are really dreary with on average only 1:58 of bright solar radiation per day.
- The shortest day is 8:29 long and the longest day is 8:45 long with an average length of 8:34.
- There are approximately 6:24 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 23.5% of daylight hours and cloudy 76.5% of daylight hours.
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Weather Trend Graph for December in Graz, Austria
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