Average Temperatures in Florence, Tuscany, Italy. 1  The annual average temperature in Florence, Tuscany, Italy is mild at 14.6 degrees Celsius (58.3 degrees Fahrenheit).  Average monthly temperatures vary by 18.4 C (33.1F) which is a slightly low range.
For the novel, see Heartburn (novel) . Heartburn, also known as pyrosis, cardialgia, or acid indigestion, is a burning sensation in the chest, just behind the breastbone or in the epigastrium, the upper central abdomen. The pain often rises in the chest and may radiate to the neck, throat, or angle of the jaw.
What Is It? Heartburn is a burning, sour feeling in your chest area, usually down around your ribs. It may come and go, and the pain or burning sensation can last anywhere from a few minutes to a few hours. Although it's got the word heart in it, heartburn has almost nothing to do with your heart.