NASA. Knowing the difference between a hypothesis, a theory, and a law is essential for the understanding of science, but for laypeople, sometimes these definitions can be unclear as the same terms are used differently in a colloquial context.
Thus, the mean temperature average in march in Phoenix (Arizona) is 20Â°C. Note that seasonal normals in contrast with those observed in Phoenix (Arizona) in the month of march with a maximum record of 37Â°C in 2013 and a minimum record of 3Â°C in 2012.
The average high temperature in Arizona in March is 75.5 degrees  Fahrenheit. The average low in March is 48.8F. The average rainfall  for March is 0.9 inches. Edit. Share to: 1  Barga, Italy Barga is a small town located in the province of Lucca in Tuscany, Italy.