Moisture Content & Resistivity  Moisture content is a more important factor in soil corrosivity than any other variable. As water is one of the three components necessary for electrochemical corrosion (the other two being oxygen and metal), corrosion will not occur if the soil is completely dry.
Florence 10 Day Weather. 1  Sunday:The Florence forecast for Aug 20 is 85 degrees and Sunny. 2  Monday:The Florence forecast for Aug 21 is 90 degrees and Sunny. 3  Tuesday:The Florence forecast for Aug 22 is 86 degrees and Patchy rain possible. 4  Wednesday:The Florence forecast for Aug 23 is 82 degrees and Cloudy.
Days of Hot Weather in Florence. Florence averages 61 days a year with temperatures of 30 degrees Celsius or more (86 Â°F). The weather gets that hot on most summer days plus a few more in May and September. The hottest days in June and July reach into the 40s Â°C (over 103 Â°F). Number of days in Florence of at least 25 or 30 Â°C (77 or 86 Â°F) 25 Â°C.