(Äp'É-nÄf'rÄ­n) A hormone that is secreted by the adrenal gland in response to physical or mental stress, as from fear, and is regulated by the autonomic nervous system. The release of epinephrine causes an increase in heart rate, blood pressure, and respiratory rate.
The average maximum daytime temperature in Sicily in December is a comfortable 16Â°C (61Â°F), while the average minimum night-time temperature is a cool 11Â°C (52Â°F). On average 90 mm (3.5 inches) of rain normally falls in Sicily during December with rain falling on 12 days of the month.
Sicily: Weather Forecast. The warmest day over the next 7 days in Sicily is forecast to be 30th August at 27Â°C (81Â°F) and the warmest night on 2nd September at 19Â°C (66Â°F). The average temperature over the next 7 days is forecast to be 25Â°C (77Â°F) . The average for August is 22Â°C (72Â°F) in Sicily. 1  Wed 30 Aug 27Â°C (81Â°F) SW 9mph. 2  Thu 31 Aug 26Â°C (79Â°F) WSW 9mph. 3  Fri 1 Sep 26Â°C (79Â°F) WNW 9mph. 4  Sat 2 Sep 27Â°C (81Â°F) SW 9mph. 5  Sun 3 Sep 23Â°C (73Â°F) SW 11mph. 6  Mon 4 Sep 23Â°C (73Â°F) WSW 9mph. 7  Tue 5 Sep 24Â°C (75Â°F) WSW 9mph.